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| <h2 title="Class MatrixUtil" class="title">Class MatrixUtil</h2> |
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| <pre>public class <span class="typeNameLabel">MatrixUtil</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Utility class for various matrix operations.</div> |
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| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#MatrixUtil--">MatrixUtil</a></span>()</code> </td> |
| </tr> |
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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="t1" class="tableTab"><span><a href="javascript:show(1);">Static 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> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/DenseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">DenseMatrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#asDense-org.apache.ignite.ml.math.primitives.matrix.impl.SparseMatrix-int-">asDense</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/SparseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">SparseMatrix</a> m, |
| int acsMode)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#copy-org.apache.ignite.ml.math.primitives.matrix.Matrix-">copy</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</code> |
| <div class="block">Create the copy of matrix with read-only matrices support.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#elementWiseMinus-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-">elementWiseMinus</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2)</code> |
| <div class="block">Performs in-place matrix subtraction.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#elementWiseTimes-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-">elementWiseTimes</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2)</code> |
| <div class="block">Performs in-place matrix multiplication.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#flatten-double:A:A-int-">flatten</a></span>(double[][] arr, |
| int stoMode)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/DenseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">DenseMatrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#fromList-java.util.List-boolean-">fromList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>></span> vecs, |
| boolean entriesAreRows)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#identity-int-">identity</a></span>(int n)</code> |
| <div class="block">Creates the identity matrix with the given size.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#identityLike-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-">identityLike</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int n)</code> |
| <div class="block">Create the identity matrix like a given matrix.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#like-org.apache.ignite.ml.math.primitives.matrix.Matrix-">like</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</code> |
| <div class="block">Create the like matrix with read-only matrices support.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#like-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-int-">like</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int rows, |
| int cols)</code> |
| <div class="block">Create the like matrix with specified size with read-only matrices support.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#likeVector-org.apache.ignite.ml.math.primitives.matrix.Matrix-">likeVector</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</code> |
| <div class="block">Create the like vector with read-only matrices support.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#likeVector-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-">likeVector</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int crd)</code> |
| <div class="block">Create the like vector with read-only matrices support.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/impl/DenseVector.html" title="class in org.apache.ignite.ml.math.primitives.vector.impl">DenseVector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#localCopyOf-org.apache.ignite.ml.math.primitives.vector.Vector-">localCopyOf</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> vec)</code> |
| <div class="block"><span class='todo'>TODO</span>: IGNITE-5723, rewrite in a more optimal way.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static double[][]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#unflatten-double:A-int-int-">unflatten</a></span>(double[] fArr, |
| int colsCnt, |
| int stoMode)</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#unflatten-double:A-org.apache.ignite.ml.math.primitives.matrix.Matrix-">unflatten</a></span>(double[] fArr, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx)</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#zipFoldByColumns-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.functions.IgniteBiFunction-">zipFoldByColumns</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> fun)</code> |
| <div class="block">Zips two matrices by column-by-column with specified function.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#zipFoldByRows-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.functions.IgniteBiFunction-">zipFoldByRows</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> fun)</code> |
| <div class="block">Zips two matrices by row-by-row with specified function.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/math/util/MatrixUtil.html#zipWith-org.apache.ignite.ml.math.primitives.vector.Vector-org.apache.ignite.ml.math.primitives.vector.Vector-org.apache.ignite.ml.math.functions.IgniteTriFunction-">zipWith</a></span>(<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> v1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> v2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteTriFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteTriFunction</a><span class='angle_bracket'><</span><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> f)</code> |
| <div class="block">Zip two vectors with given tri-function taking as third argument position in vector (i.e. apply binary function |
| to both vector elementwise and construct vector from results).</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a name="MatrixUtil--"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>MatrixUtil</h4> |
| <pre>public MatrixUtil()</pre> |
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| <h3>Method Detail</h3> |
| <a name="like-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
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| </a> |
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| <h4>like</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> like(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</pre> |
| <div class="block">Create the like matrix with read-only matrices support.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for like.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Like matrix.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="identityLike-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-"> |
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| <h4>identityLike</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> identityLike(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int n)</pre> |
| <div class="block">Create the identity matrix like a given matrix.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for like.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Identity matrix.</dd> |
| </dl> |
| </li> |
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| <a name="identity-int-"> |
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| <h4>identity</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> identity(int n)</pre> |
| <div class="block">Creates the identity matrix with the given size.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>n</code> - N.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="like-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-int-"> |
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| </a> |
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| <h4>like</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> like(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int rows, |
| int cols)</pre> |
| <div class="block">Create the like matrix with specified size with read-only matrices support.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for like.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Like matrix.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="likeVector-org.apache.ignite.ml.math.primitives.matrix.Matrix-int-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>likeVector</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> likeVector(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix, |
| int crd)</pre> |
| <div class="block">Create the like vector with read-only matrices support.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for like.</dd> |
| <dd><code>crd</code> - Cardinality of the vector.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Like vector.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="likeVector-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>likeVector</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> likeVector(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</pre> |
| <div class="block">Create the like vector with read-only matrices support.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for like.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Like vector.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="copy-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
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| </a> |
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| <h4>copy</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> copy(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> matrix)</pre> |
| <div class="block">Create the copy of matrix with read-only matrices support.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>matrix</code> - Matrix for copy.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Copy.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="asDense-org.apache.ignite.ml.math.primitives.matrix.impl.SparseMatrix-int-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>asDense</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/DenseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">DenseMatrix</a> asDense(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/SparseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">SparseMatrix</a> m, |
| int acsMode)</pre> |
| </li> |
| </ul> |
| <a name="fromList-java.util.List-boolean-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>fromList</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/impl/DenseMatrix.html" title="class in org.apache.ignite.ml.math.primitives.matrix.impl">DenseMatrix</a> fromList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a><span class='angle_bracket'>></span> vecs, |
| boolean entriesAreRows)</pre> |
| </li> |
| </ul> |
| <a name="localCopyOf-org.apache.ignite.ml.math.primitives.vector.Vector-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>localCopyOf</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/impl/DenseVector.html" title="class in org.apache.ignite.ml.math.primitives.vector.impl">DenseVector</a> localCopyOf(<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> vec)</pre> |
| <div class="block"><span class='todo'>TODO</span>: IGNITE-5723, rewrite in a more optimal way.</div> |
| </li> |
| </ul> |
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| <li class="blockList"> |
| <h4>unflatten</h4> |
| <pre>public static double[][] unflatten(double[] fArr, |
| int colsCnt, |
| int stoMode)</pre> |
| </li> |
| </ul> |
| <a name="unflatten-double:A-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>unflatten</h4> |
| <pre>public static void unflatten(double[] fArr, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx)</pre> |
| </li> |
| </ul> |
| <a name="zipWith-org.apache.ignite.ml.math.primitives.vector.Vector-org.apache.ignite.ml.math.primitives.vector.Vector-org.apache.ignite.ml.math.functions.IgniteTriFunction-"> |
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| <h4>zipWith</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> zipWith(<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> v1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> v2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteTriFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteTriFunction</a><span class='angle_bracket'><</span><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> f)</pre> |
| <div class="block">Zip two vectors with given tri-function taking as third argument position in vector (i.e. apply binary function |
| to both vector elementwise and construct vector from results). Example zipWith({200, 400, 600}, {100, 300, 500}, |
| plusAndMultiplyByIndex) = {(200 + 100) * 0, (400 + 300) * 1, (600 + 500) * 3}. Length of result is length of |
| shortest of vectors.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>v1</code> - First vector.</dd> |
| <dd><code>v2</code> - Second vector.</dd> |
| <dd><code>f</code> - Function to zip with.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Result of zipping.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="zipFoldByColumns-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.functions.IgniteBiFunction-"> |
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| <h4>zipFoldByColumns</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> zipFoldByColumns(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> fun)</pre> |
| <div class="block">Zips two matrices by column-by-column with specified function. Result is matrix same flavour as first matrix.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>mtx1</code> - First matrix.</dd> |
| <dd><code>mtx2</code> - Second matrix.</dd> |
| <dd><code>fun</code> - Function to zip with.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Vector consisting from values resulted from zipping column-by-column.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="zipFoldByRows-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.functions.IgniteBiFunction-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>zipFoldByRows</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a> zipFoldByRows(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2, |
| <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteBiFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteBiFunction</a><span class='angle_bracket'><</span><a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="../../../../../../org/apache/ignite/ml/math/primitives/vector/Vector.html" title="interface in org.apache.ignite.ml.math.primitives.vector">Vector</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a><span class='angle_bracket'>></span> fun)</pre> |
| <div class="block">Zips two matrices by row-by-row with specified function. Result is matrix same flavour as first matrix.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>mtx1</code> - First matrix.</dd> |
| <dd><code>mtx2</code> - Second matrix.</dd> |
| <dd><code>fun</code> - Function to zip with.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Vector consisting from values resulted from zipping row-by-row.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="flatten-double:A:A-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>flatten</h4> |
| <pre>public static double[] flatten(double[][] arr, |
| int stoMode)</pre> |
| </li> |
| </ul> |
| <a name="elementWiseMinus-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>elementWiseMinus</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> elementWiseMinus(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2)</pre> |
| <div class="block">Performs in-place matrix subtraction.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>mtx1</code> - Operand to be changed and subtracted from.</dd> |
| <dd><code>mtx2</code> - Operand to subtract.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Updated first operand.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="elementWiseTimes-org.apache.ignite.ml.math.primitives.matrix.Matrix-org.apache.ignite.ml.math.primitives.matrix.Matrix-"> |
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| </a> |
| <ul class="blockListLast"> |
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| <h4>elementWiseTimes</h4> |
| <pre>public static <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> elementWiseTimes(<a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx1, |
| <a href="../../../../../../org/apache/ignite/ml/math/primitives/matrix/Matrix.html" title="interface in org.apache.ignite.ml.math.primitives.matrix">Matrix</a> mtx2)</pre> |
| <div class="block">Performs in-place matrix multiplication.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>mtx1</code> - Operand to be changed and first multiplication operand.</dd> |
| <dd><code>mtx2</code> - Second multiplication operand.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Updated first operand.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
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