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| <h2 title="Class AbstractVector" class="title">Class AbstractVector</h2> |
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| <li>org.apache.mahout.math.AbstractVector</li> |
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| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../org/apache/mahout/math/AbstractMatrix.TransposeViewVector.html" title="class in org.apache.mahout.math">AbstractMatrix.TransposeViewVector</a>, <a href="../../../../org/apache/mahout/math/ConstantVector.html" title="class in org.apache.mahout.math">ConstantVector</a>, <a href="../../../../org/apache/mahout/math/DenseVector.html" title="class in org.apache.mahout.math">DenseVector</a>, <a href="../../../../org/apache/mahout/math/DiagonalMatrix.SingleElementVector.html" title="class in org.apache.mahout.math">DiagonalMatrix.SingleElementVector</a>, <a href="../../../../org/apache/mahout/math/MatrixVectorView.html" title="class in org.apache.mahout.math">MatrixVectorView</a>, <a href="../../../../org/apache/mahout/math/PermutedVectorView.html" title="class in org.apache.mahout.math">PermutedVectorView</a>, <a href="../../../../org/apache/mahout/math/RandomAccessSparseVector.html" title="class in org.apache.mahout.math">RandomAccessSparseVector</a>, <a href="../../../../org/apache/mahout/math/SequentialAccessSparseVector.html" title="class in org.apache.mahout.math">SequentialAccessSparseVector</a>, <a href="../../../../org/apache/mahout/math/VectorView.html" title="class in org.apache.mahout.math">VectorView</a></dd> |
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| <pre>public abstract class <span class="typeNameLabel">AbstractVector</span> |
| extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></pre> |
| <div class="block">Implementations of generic capabilities like sum of elements and dot products</div> |
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| <td class="colFirst"><code>protected class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.LocalElement.html" title="class in org.apache.mahout.math">AbstractVector.LocalElement</a></span></code> </td> |
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| <code><a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a></code></li> |
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| <td class="colFirst"><code>protected double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#lengthSquared">lengthSquared</a></span></code> </td> |
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| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#AbstractVector-int-">AbstractVector</a></span>(int size)</code> </td> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#aggregate-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleFunction-">aggregate</a></span>(<a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> aggregator, |
| <a href="../../../../org/apache/mahout/math/function/DoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleFunction</a> map)</code> |
| <div class="block">Aggregates a vector by applying a mapping function fm(x) to every component and aggregating |
| the results with an aggregating function fa(x, y).</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#aggregate-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleDoubleFunction-">aggregate</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> aggregator, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> combiner)</code> |
| <div class="block">Generalized inner product - take two vectors, iterate over them both, using the combiner to combine together |
| (and possibly map in some way) each pair of values, which are then aggregated with the previous accumulated |
| value in the combiner.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#all--">all</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#asFormatString--">asFormatString</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-double-">assign</a></span>(double value)</code> |
| <div class="block">Assign the value to all elements of the receiver</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-double:A-">assign</a></span>(double[] values)</code> |
| <div class="block">Assign the values to the receiver</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-org.apache.mahout.math.function.DoubleDoubleFunction-double-">assign</a></span>(<a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> f, |
| double y)</code> |
| <div class="block">Apply the function to each element of the receiver, using the y value as the second argument of the |
| DoubleDoubleFunction</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-org.apache.mahout.math.function.DoubleFunction-">assign</a></span>(<a href="../../../../org/apache/mahout/math/function/DoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleFunction</a> f)</code> |
| <div class="block">Apply the function to each element of the receiver</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-org.apache.mahout.math.Vector-">assign</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other)</code> |
| <div class="block">Assign the other vector values to the receiver</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#assign-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-">assign</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> function)</code> |
| <div class="block">Apply the function to each element of the receiver and the corresponding element of the other argument</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#clone--">clone</a></span>()</code> |
| <div class="block">Return a copy of the recipient</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#createOptimizedCopy--">createOptimizedCopy</a></span>()</code> |
| <div class="block">Copy the current vector in the most optimum fashion.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Matrix.html" title="interface in org.apache.mahout.math">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#cross-org.apache.mahout.math.Vector-">cross</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other)</code> |
| <div class="block">Return the cross product of the receiver and the other vector</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#divide-double-">divide</a></span>(double x)</code> |
| <div class="block">Return a new vector containing the values of the recipient divided by the argument</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#dot-org.apache.mahout.math.Vector-">dot</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> x)</code> |
| <div class="block">Return the dot product of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>protected double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#dotSelf--">dotSelf</a></span>()</code> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#equals-java.lang.Object-">equals</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> o)</code> |
| <div class="block">Determines whether this <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math"><code>Vector</code></a> represents the same logical vector as another |
| object.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#get-int-">get</a></span>(int index)</code> |
| <div class="block">Return the value at the given index</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#getDistanceSquared-org.apache.mahout.math.Vector-">getDistanceSquared</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</code> |
| <div class="block">Get the square of the distance between this vector and the other vector.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#getElement-int-">getElement</a></span>(int index)</code> |
| <div class="block">Return an object of Vector.Element representing an element of this Vector.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#getLengthSquared--">getLengthSquared</a></span>()</code> |
| <div class="block">Return the sum of squares of all elements in the vector.</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#getNumNonZeroElements--">getNumNonZeroElements</a></span>()</code> |
| <div class="block">Return the number of non zero elements in the vector.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#hashCode--">hashCode</a></span>()</code> </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#incrementQuick-int-double-">incrementQuick</a></span>(int index, |
| double increment)</code> |
| <div class="block">Increment the value at the given index by the given value.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#invalidateCachedLength--">invalidateCachedLength</a></span>()</code> |
| <div class="block">Invalidates the length cache.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#iterateNonZero--">iterateNonZero</a></span>()</code> |
| <div class="block">Iterates over all non-zero elements.</div> |
| </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#iterator--">iterator</a></span>()</code> |
| <div class="block">Iterates over all elements</div> |
| </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#logNormalize--">logNormalize</a></span>()</code> |
| <div class="block">Return a new vector containing the log(1 + entry)/ L_2 norm values of the recipient</div> |
| </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#logNormalize-double-">logNormalize</a></span>(double power)</code> |
| <div class="block">Return a new Vector with a normalized value calculated as log_power(1 + entry)/ L_power norm.</div> |
| </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#logNormalize-double-double-">logNormalize</a></span>(double power, |
| double normLength)</code> </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../org/apache/mahout/math/Matrix.html" title="interface in org.apache.mahout.math">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#matrixLike-int-int-">matrixLike</a></span>(int rows, |
| int columns)</code> |
| <div class="block">Subclasses must override to return an appropriately sparse or dense result</div> |
| </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#maxValue--">maxValue</a></span>()</code> </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#maxValueIndex--">maxValueIndex</a></span>()</code> </td> |
| </tr> |
| <tr id="i33" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#minus-org.apache.mahout.math.Vector-">minus</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</code> |
| <div class="block">Return a new vector containing the element by element difference of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i34" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#minValue--">minValue</a></span>()</code> </td> |
| </tr> |
| <tr id="i35" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#minValueIndex--">minValueIndex</a></span>()</code> </td> |
| </tr> |
| <tr id="i36" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#nonZeroes--">nonZeroes</a></span>()</code> </td> |
| </tr> |
| <tr id="i37" class="rowColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#norm-double-">norm</a></span>(double power)</code> |
| <div class="block">Return the k-norm of the vector.</div> |
| </td> |
| </tr> |
| <tr id="i38" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#normalize--">normalize</a></span>()</code> |
| <div class="block">Return a new vector containing the normalized (L_2 norm) values of the recipient</div> |
| </td> |
| </tr> |
| <tr id="i39" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#normalize-double-">normalize</a></span>(double power)</code> |
| <div class="block">Return a new Vector containing the normalized (L_power norm) values of the recipient.</div> |
| </td> |
| </tr> |
| <tr id="i40" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#plus-double-">plus</a></span>(double x)</code> |
| <div class="block">Return a new vector containing the sum of each value of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i41" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#plus-org.apache.mahout.math.Vector-">plus</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</code> |
| <div class="block">Return a new vector containing the element by element sum of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i42" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#set-int-double-">set</a></span>(int index, |
| double value)</code> |
| <div class="block">Set the value at the given index</div> |
| </td> |
| </tr> |
| <tr id="i43" class="rowColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#size--">size</a></span>()</code> |
| <div class="block">Return the cardinality of the recipient (the maximum number of values)</div> |
| </td> |
| </tr> |
| <tr id="i44" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#sparseVectorToString--">sparseVectorToString</a></span>()</code> |
| <div class="block">toString() implementation for sparse vectors via <a href="../../../../org/apache/mahout/math/AbstractVector.html#nonZeroes--"><code>nonZeroes()</code></a> method</div> |
| </td> |
| </tr> |
| <tr id="i45" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#times-double-">times</a></span>(double x)</code> |
| <div class="block">Return a new vector containing the product of each value of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i46" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#times-org.apache.mahout.math.Vector-">times</a></span>(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</code> |
| <div class="block">Return a new vector containing the element-wise product of the recipient and the argument</div> |
| </td> |
| </tr> |
| <tr id="i47" class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#toString--">toString</a></span>()</code> </td> |
| </tr> |
| <tr id="i48" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#toString-java.lang.String:A-">toString</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] dictionary)</code> </td> |
| </tr> |
| <tr id="i49" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#viewPart-int-int-">viewPart</a></span>(int offset, |
| int length)</code> |
| <div class="block">Return a new vector containing the subset of the recipient</div> |
| </td> |
| </tr> |
| <tr id="i50" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/mahout/math/AbstractVector.html#zSum--">zSum</a></span>()</code> |
| <div class="block">Return the sum of all the elements of the receiver</div> |
| </td> |
| </tr> |
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| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Methods inherited from interface org.apache.mahout.math.<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></h3> |
| <code><a href="../../../../org/apache/mahout/math/Vector.html#getIteratorAdvanceCost--">getIteratorAdvanceCost</a>, <a href="../../../../org/apache/mahout/math/Vector.html#getLookupCost--">getLookupCost</a>, <a href="../../../../org/apache/mahout/math/Vector.html#getNumNondefaultElements--">getNumNondefaultElements</a>, <a href="../../../../org/apache/mahout/math/Vector.html#getQuick-int-">getQuick</a>, <a href="../../../../org/apache/mahout/math/Vector.html#isAddConstantTime--">isAddConstantTime</a>, <a href="../../../../org/apache/mahout/math/Vector.html#isDense--">isDense</a>, <a href="../../../../org/apache/mahout/math/Vector.html#isSequentialAccess--">isSequentialAccess</a>, <a href="../../../../org/apache/mahout/math/Vector.html#like--">like</a>, <a href="../../../../org/apache/mahout/math/Vector.html#like-int-">like</a>, <a href="../../../../org/apache/mahout/math/Vector.html#mergeUpdates-org.apache.mahout.math.OrderedIntDoubleMapping-">mergeUpdates</a>, <a href="../../../../org/apache/mahout/math/Vector.html#setQuick-int-double-">setQuick</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <pre>protected double lengthSquared</pre> |
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| <ul class="blockList"> |
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| <h3>Constructor Detail</h3> |
| <a name="AbstractVector-int-"> |
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| <h4>AbstractVector</h4> |
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| <h3>Method Detail</h3> |
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| <h4>all</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>> all()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#all--">all</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
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| <h4>nonZeroes</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>> nonZeroes()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#nonZeroes--">nonZeroes</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
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| <a name="iterator--"> |
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| <h4>iterator</h4> |
| <pre>protected abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>> iterator()</pre> |
| <div class="block">Iterates over all elements <p> |
| NOTE: Implementations may choose to reuse the Element returned for performance |
| reasons, so if you need a copy of it, you should call <a href="../../../../org/apache/mahout/math/AbstractVector.html#getElement-int-"><code>getElement(int)</code></a> for the given index</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util"><code>Iterator</code></a> over all elements</dd> |
| </dl> |
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| <a name="iterateNonZero--"> |
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| <h4>iterateNonZero</h4> |
| <pre>protected abstract <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a>> iterateNonZero()</pre> |
| <div class="block">Iterates over all non-zero elements. <p> |
| NOTE: Implementations may choose to reuse the Element returned for |
| performance reasons, so if you need a copy of it, you should call <a href="../../../../org/apache/mahout/math/AbstractVector.html#getElement-int-"><code>getElement(int)</code></a> for the given index</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util"><code>Iterator</code></a> over all non-zero elements</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggregate-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleFunction-"> |
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| <h4>aggregate</h4> |
| <pre>public double aggregate(<a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> aggregator, |
| <a href="../../../../org/apache/mahout/math/function/DoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleFunction</a> map)</pre> |
| <div class="block">Aggregates a vector by applying a mapping function fm(x) to every component and aggregating |
| the results with an aggregating function fa(x, y).</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#aggregate-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleFunction-">aggregate</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>aggregator</code> - used to combine the current value of the aggregation with the result of map.apply(nextValue)</dd> |
| <dd><code>map</code> - a function to apply to each element of the vector in turn before passing to the aggregator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the result of the aggregation</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggregate-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleDoubleFunction-"> |
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| <h4>aggregate</h4> |
| <pre>public double aggregate(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> aggregator, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> combiner)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#aggregate-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleDoubleFunction-">Vector</a></code></span></div> |
| <div class="block"><p>Generalized inner product - take two vectors, iterate over them both, using the combiner to combine together |
| (and possibly map in some way) each pair of values, which are then aggregated with the previous accumulated |
| value in the combiner.</p> |
| <p> |
| Example: dot(other) could be expressed as aggregate(other, Plus, Times), and kernelized inner products (which |
| are symmetric on the indices) work similarly.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#aggregate-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-org.apache.mahout.math.function.DoubleDoubleFunction-">aggregate</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>other</code> - a vector to aggregate in combination with</dd> |
| <dd><code>aggregator</code> - function we're aggregating with; fa</dd> |
| <dd><code>combiner</code> - function we're combining with; fc</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the final aggregation; <code>if r0 = fc(this[0], other[0]), ri = fa(r_{i-1}, fc(this[i], other[i])) |
| for all i > 0</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="matrixLike-int-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>matrixLike</h4> |
| <pre>protected abstract <a href="../../../../org/apache/mahout/math/Matrix.html" title="interface in org.apache.mahout.math">Matrix</a> matrixLike(int rows, |
| int columns)</pre> |
| <div class="block">Subclasses must override to return an appropriately sparse or dense result</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rows</code> - the row cardinality</dd> |
| <dd><code>columns</code> - the column cardinality</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a Matrix</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="viewPart-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>viewPart</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> viewPart(int offset, |
| int length)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#viewPart-int-int-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the subset of the recipient</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#viewPart-int-int-">viewPart</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>offset</code> - an int offset into the receiver</dd> |
| <dd><code>length</code> - the cardinality of the desired result</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="clone--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>clone</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> clone()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#clone--">Vector</a></code></span></div> |
| <div class="block">Return a copy of the recipient</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#clone--">clone</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="divide-double-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>divide</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> divide(double x)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#divide-double-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the values of the recipient divided by the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#divide-double-">divide</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>x</code> - a double value</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="dot-org.apache.mahout.math.Vector-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>dot</h4> |
| <pre>public double dot(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> x)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#dot-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Return the dot product of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#dot-org.apache.mahout.math.Vector-">dot</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>x</code> - a Vector</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="dotSelf--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>dotSelf</h4> |
| <pre>protected double dotSelf()</pre> |
| </li> |
| </ul> |
| <a name="get-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>get</h4> |
| <pre>public double get(int index)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#get-int-">Vector</a></code></span></div> |
| <div class="block">Return the value at the given index</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#get-int-">get</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>index</code> - an int index</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the double at the index</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getElement-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getElement</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.Element.html" title="interface in org.apache.mahout.math">Vector.Element</a> getElement(int index)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#getElement-int-">Vector</a></code></span></div> |
| <div class="block">Return an object of Vector.Element representing an element of this Vector. Useful when designing new iterator |
| types.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#getElement-int-">getElement</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>index</code> - Index of the Vector.Element required</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Vector.Element Object</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="normalize--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>normalize</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> normalize()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#normalize--">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the normalized (L_2 norm) values of the recipient</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#normalize--">normalize</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="normalize-double-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>normalize</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> normalize(double power)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#normalize-double-">Vector</a></code></span></div> |
| <div class="block">Return a new Vector containing the normalized (L_power norm) values of the recipient. <p> |
| See |
| http://en.wikipedia.org/wiki/Lp_space <p> |
| Technically, when <code>0 < power < 1</code>, we don't have a norm, just a metric, |
| but we'll overload this here. <p> |
| Also supports <code>power == 0</code> (number of non-zero elements) and power = <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true#POSITIVE_INFINITY" title="class or interface in java.lang"><code>Double.POSITIVE_INFINITY</code></a> (max element). Again, see the Wikipedia page for more info</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#normalize-double-">normalize</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>power</code> - The power to use. Must be >= 0. May also be <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true#POSITIVE_INFINITY" title="class or interface in java.lang"><code>Double.POSITIVE_INFINITY</code></a>. See the Wikipedia link |
| for more on this.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector x such that norm(x, power) == 1</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="logNormalize--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>logNormalize</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> logNormalize()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#logNormalize--">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the log(1 + entry)/ L_2 norm values of the recipient</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#logNormalize--">logNormalize</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="logNormalize-double-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>logNormalize</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> logNormalize(double power)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#logNormalize-double-">Vector</a></code></span></div> |
| <div class="block">Return a new Vector with a normalized value calculated as log_power(1 + entry)/ L_power norm. <p></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#logNormalize-double-">logNormalize</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>power</code> - The power to use. Must be > 1. Cannot be <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true#POSITIVE_INFINITY" title="class or interface in java.lang"><code>Double.POSITIVE_INFINITY</code></a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="logNormalize-double-double-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>logNormalize</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> logNormalize(double power, |
| double normLength)</pre> |
| </li> |
| </ul> |
| <a name="norm-double-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>norm</h4> |
| <pre>public double norm(double power)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#norm-double-">Vector</a></code></span></div> |
| <div class="block">Return the k-norm of the vector. <p/> See http://en.wikipedia.org/wiki/Lp_space <p> |
| Technically, when <code>0 > power < 1</code>, we don't have a norm, just a metric, but we'll overload this here. Also supports power == 0 (number of |
| non-zero elements) and power = <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Double.html?is-external=true#POSITIVE_INFINITY" title="class or interface in java.lang"><code>Double.POSITIVE_INFINITY</code></a> (max element). Again, see the Wikipedia page for |
| more info.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#norm-double-">norm</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>power</code> - The power to use.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/mahout/math/Vector.html#normalize-double-"><code>Vector.normalize(double)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getLengthSquared--"> |
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| </a> |
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| <h4>getLengthSquared</h4> |
| <pre>public double getLengthSquared()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#getLengthSquared--">Vector</a></code></span></div> |
| <div class="block">Return the sum of squares of all elements in the vector. Square root of |
| this value is the length of the vector.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#getLengthSquared--">getLengthSquared</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The sum of the squares of all elements in the vector.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="invalidateCachedLength--"> |
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| <ul class="blockList"> |
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| <h4>invalidateCachedLength</h4> |
| <pre>public void invalidateCachedLength()</pre> |
| <div class="block">Invalidates the length cache. This should be called by all mutators of the vector.</div> |
| </li> |
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| <a name="getDistanceSquared-org.apache.mahout.math.Vector-"> |
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| <h4>getDistanceSquared</h4> |
| <pre>public double getDistanceSquared(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#getDistanceSquared-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Get the square of the distance between this vector and the other vector.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#getDistanceSquared-org.apache.mahout.math.Vector-">getDistanceSquared</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| </dl> |
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| <h4>maxValue</h4> |
| <pre>public double maxValue()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#maxValue--">maxValue</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The maximum value in the Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="maxValueIndex--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>maxValueIndex</h4> |
| <pre>public int maxValueIndex()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#maxValueIndex--">maxValueIndex</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The index of the maximum value</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="minValue--"> |
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| <h4>minValue</h4> |
| <pre>public double minValue()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#minValue--">minValue</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The minimum value in the Vector</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>minValueIndex</h4> |
| <pre>public int minValueIndex()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#minValueIndex--">minValueIndex</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The index of the minimum value</dd> |
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| <h4>plus</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> plus(double x)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#plus-double-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the sum of each value of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#plus-double-">plus</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>x</code> - a double</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="plus-org.apache.mahout.math.Vector-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>plus</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> plus(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#plus-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the element by element sum of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#plus-org.apache.mahout.math.Vector-">plus</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>that</code> - a Vector</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="minus-org.apache.mahout.math.Vector-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>minus</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> minus(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#minus-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the element by element difference of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#minus-org.apache.mahout.math.Vector-">minus</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>that</code> - a Vector</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="set-int-double-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>set</h4> |
| <pre>public void set(int index, |
| double value)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#set-int-double-">Vector</a></code></span></div> |
| <div class="block">Set the value at the given index</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#set-int-double-">set</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>index</code> - an int index into the receiver</dd> |
| <dd><code>value</code> - a double value to set</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="incrementQuick-int-double-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>incrementQuick</h4> |
| <pre>public void incrementQuick(int index, |
| double increment)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#incrementQuick-int-double-">Vector</a></code></span></div> |
| <div class="block">Increment the value at the given index by the given value.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#incrementQuick-int-double-">incrementQuick</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>index</code> - an int index into the receiver</dd> |
| <dd><code>increment</code> - sets the value at the given index to value + increment;</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="times-double-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>times</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> times(double x)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#times-double-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the product of each value of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#times-double-">times</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>x</code> - a double argument</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="createOptimizedCopy--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createOptimizedCopy</h4> |
| <pre>protected <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> createOptimizedCopy()</pre> |
| <div class="block">Copy the current vector in the most optimum fashion. Used by immutable methods like plus(), minus(). |
| Use this instead of vector.like().assign(vector). Sub-class can choose to override this method.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a copy of the current vector.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="times-org.apache.mahout.math.Vector-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>times</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> times(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> that)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#times-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Return a new vector containing the element-wise product of the recipient and the argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#times-org.apache.mahout.math.Vector-">times</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>that</code> - a Vector argument</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a new Vector</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="zSum--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>zSum</h4> |
| <pre>public double zSum()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#zSum--">Vector</a></code></span></div> |
| <div class="block">Return the sum of all the elements of the receiver</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#zSum--">zSum</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a double</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getNumNonZeroElements--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getNumNonZeroElements</h4> |
| <pre>public int getNumNonZeroElements()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#getNumNonZeroElements--">Vector</a></code></span></div> |
| <div class="block">Return the number of non zero elements in the vector.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#getNumNonZeroElements--">getNumNonZeroElements</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an int</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-double-"> |
| <!-- --> |
| </a> |
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| <li class="blockList"> |
| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(double value)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-double-">Vector</a></code></span></div> |
| <div class="block">Assign the value to all elements of the receiver</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-double-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - a double value</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-double:A-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(double[] values)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-double:A-">Vector</a></code></span></div> |
| <div class="block">Assign the values to the receiver</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-double:A-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>values</code> - a double[] of values</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-org.apache.mahout.math.Vector-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Assign the other vector values to the receiver</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.Vector-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>other</code> - a Vector</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-org.apache.mahout.math.function.DoubleDoubleFunction-double-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(<a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> f, |
| double y)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.function.DoubleDoubleFunction-double-">Vector</a></code></span></div> |
| <div class="block">Apply the function to each element of the receiver, using the y value as the second argument of the |
| DoubleDoubleFunction</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.function.DoubleDoubleFunction-double-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>f</code> - a DoubleDoubleFunction to be applied</dd> |
| <dd><code>y</code> - a double value to be argument to the function</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-org.apache.mahout.math.function.DoubleFunction-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(<a href="../../../../org/apache/mahout/math/function/DoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleFunction</a> f)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.function.DoubleFunction-">Vector</a></code></span></div> |
| <div class="block">Apply the function to each element of the receiver</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.function.DoubleFunction-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>f</code> - a DoubleFunction to apply</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="assign-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>assign</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> assign(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other, |
| <a href="../../../../org/apache/mahout/math/function/DoubleDoubleFunction.html" title="class in org.apache.mahout.math.function">DoubleDoubleFunction</a> function)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-">Vector</a></code></span></div> |
| <div class="block">Apply the function to each element of the receiver and the corresponding element of the other argument</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#assign-org.apache.mahout.math.Vector-org.apache.mahout.math.function.DoubleDoubleFunction-">assign</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>other</code> - a Vector containing the second arguments to the function</dd> |
| <dd><code>function</code> - a DoubleDoubleFunction to apply</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the modified receiver</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cross-org.apache.mahout.math.Vector-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cross</h4> |
| <pre>public <a href="../../../../org/apache/mahout/math/Matrix.html" title="interface in org.apache.mahout.math">Matrix</a> cross(<a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a> other)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#cross-org.apache.mahout.math.Vector-">Vector</a></code></span></div> |
| <div class="block">Return the cross product of the receiver and the other vector</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#cross-org.apache.mahout.math.Vector-">cross</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>other</code> - another Vector</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a Matrix</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="size--"> |
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| <h4>size</h4> |
| <pre>public final int size()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../org/apache/mahout/math/Vector.html#size--">Vector</a></code></span></div> |
| <div class="block">Return the cardinality of the recipient (the maximum number of values)</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#size--">size</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an int</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="asFormatString--"> |
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| <h4>asFormatString</h4> |
| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asFormatString()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../org/apache/mahout/math/Vector.html#asFormatString--">asFormatString</a></code> in interface <code><a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math">Vector</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a formatted String suitable for output</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="hashCode--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hashCode</h4> |
| <pre>public int hashCode()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
| </dl> |
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| <h4>equals</h4> |
| <pre>public boolean equals(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> o)</pre> |
| <div class="block">Determines whether this <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math"><code>Vector</code></a> represents the same logical vector as another |
| object. Two <a href="../../../../org/apache/mahout/math/Vector.html" title="interface in org.apache.mahout.math"><code>Vector</code></a>s are equal (regardless of implementation) if the value at |
| each index is the same, and the cardinalities are the same.</div> |
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| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
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| <a name="toString--"> |
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| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre> |
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| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a></code> in class <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd> |
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| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] dictionary)</pre> |
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| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> sparseVectorToString()</pre> |
| <div class="block">toString() implementation for sparse vectors via <a href="../../../../org/apache/mahout/math/AbstractVector.html#nonZeroes--"><code>nonZeroes()</code></a> method</div> |
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| <dd>String representation of the vector</dd> |
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