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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.datasketches.quantiles</a></div>
<h2 title="Class ItemsSketchSortedView" class="title">Class ItemsSketchSortedView&lt;T&gt;</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a></li>
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<li>org.apache.datasketches.quantiles.ItemsSketchSortedView&lt;T&gt;</li>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - The sketch data type</dd>
</dl>
<dl>
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;T&gt;</code>, <code><a href="../quantilescommon/SortedView.html" title="interface in org.apache.datasketches.quantilescommon">SortedView</a></code></dd>
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<hr>
<pre>public final class <span class="typeNameLabel">ItemsSketchSortedView&lt;T&gt;</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" class="externalLink">Object</a>
implements <a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;T&gt;</pre>
<div class="block">The SortedView of the Classic Quantiles ItemsSketch.</div>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Kevin Lang, Alexander Saydakov</dd>
</dl>
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</ul>
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<h3>Method Summary</h3>
<table class="memberSummary">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>double[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCDF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getCDF</a></span>&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]&nbsp;splitPoints,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</code></th>
<td class="colLast">
<div class="block">Returns an approximation to the Cumulative Distribution Function (CDF) of the input stream
as a monotonically increasing array of double ranks (or cumulative probabilities) on the interval [0.0, 1.0],
given a set of splitPoints.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>long[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCumulativeWeights()">getCumulativeWeights</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the array of cumulative weights</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>double[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPMF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getPMF</a></span>&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]&nbsp;splitPoints,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</code></th>
<td class="colLast">
<div class="block">Returns an approximation to the Probability Mass Function (PMF) of the input stream
as an array of probability masses as doubles on the interval [0.0, 1.0],
given a set of splitPoints.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getQuantile(double,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getQuantile</a></span>&#8203;(double&nbsp;rank,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</code></th>
<td class="colLast">
<div class="block">Gets the approximate quantile of the given normalized rank and the given search criterion.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getQuantiles()">getQuantiles</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the array of quantiles.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRank(T,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getRank</a></span>&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&nbsp;quantile,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</code></th>
<td class="colLast">
<div class="block">Gets the normalized rank corresponding to the given a quantile.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isEmpty()">isEmpty</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns true if this sorted view is empty.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="ItemsSketchSortedViewIterator.html" title="class in org.apache.datasketches.quantiles">ItemsSketchSortedViewIterator</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#iterator()">iterator</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns an iterator for this Sorted View.</div>
</td>
</tr>
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<h3>Methods inherited from class&nbsp;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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">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" class="externalLink">wait</a></code></li>
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<h3>Method Detail</h3>
<a id="getQuantile(double,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">
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<h4>getQuantile</h4>
<pre class="methodSignature">public&nbsp;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&nbsp;getQuantile&#8203;(double&nbsp;rank,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/GenericSortedView.html#getQuantile(double,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">GenericSortedView</a></code></span></div>
<div class="block">Gets the approximate quantile of the given normalized rank and the given search criterion.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#getQuantile(double,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getQuantile</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>rank</code> - the given normalized rank, a double in the range [0.0, 1.0].</dd>
<dd><code>searchCrit</code> - If INCLUSIVE, the given rank includes all quantiles &le;
the quantile directly corresponding to the given rank.
If EXCLUSIVE, he given rank includes all quantiles &lt;
the quantile directly corresponding to the given rank.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the approximate quantile given the normalized rank.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon"><code>QuantileSearchCriteria</code></a></dd>
</dl>
</li>
</ul>
<a id="getRank(java.lang.Object,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">
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</a><a id="getRank(T,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">
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<h4>getRank</h4>
<pre class="methodSignature">public&nbsp;double&nbsp;getRank&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&nbsp;quantile,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/GenericSortedView.html#getRank(T,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">GenericSortedView</a></code></span></div>
<div class="block">Gets the normalized rank corresponding to the given a quantile.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#getRank(T,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getRank</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>quantile</code> - the given quantile</dd>
<dd><code>searchCrit</code> - if INCLUSIVE the given quantile is included into the rank.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the normalized rank corresponding to the given quantile.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon"><code>QuantileSearchCriteria</code></a></dd>
</dl>
</li>
</ul>
<a id="getCDF(java.lang.Object[],org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">
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<h4>getCDF</h4>
<pre class="methodSignature">public&nbsp;double[]&nbsp;getCDF&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]&nbsp;splitPoints,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/GenericSortedView.html#getCDF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">GenericSortedView</a></code></span></div>
<div class="block">Returns an approximation to the Cumulative Distribution Function (CDF) of the input stream
as a monotonically increasing array of double ranks (or cumulative probabilities) on the interval [0.0, 1.0],
given a set of splitPoints.
<p>If the sketch is empty this returns null.</p>
<p>The resulting approximations have a probabilistic guarantee that can be obtained from the
getNormalizedRankError(false) function.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#getCDF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getCDF</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>splitPoints</code> - an array of <i>m</i> unique, monotonically increasing items
(of the same type as the input items)
that divide the item input domain into <i>m+1</i> overlapping intervals.
<p>The start of each interval is below the lowest item retained by the sketch
corresponding to a zero rank or zero probability, and the end of the interval
is the rank or cumulative probability corresponding to the split point.</p>
<p>The <i>(m+1)th</i> interval represents 100% of the distribution represented by the sketch
and consistent with the definition of a cumulative probability distribution, thus the <i>(m+1)th</i>
rank or probability in the returned array is always 1.0.</p>
<p>If a split point exactly equals a retained item of the sketch and the search criterion is:</p>
<ul>
<li>INCLUSIVE, the resulting cumulative probability will include that item.</li>
<li>EXCLUSIVE, the resulting cumulative probability will not include the weight of that split point.</li>
</ul>
<p>It is not recommended to include either the minimum or maximum items of the input stream.</p></dd>
<dd><code>searchCrit</code> - the desired search criteria.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a discrete CDF array of m+1 double ranks (or cumulative probabilities) on the interval [0.0, 1.0].</dd>
</dl>
</li>
</ul>
<a id="getPMF(java.lang.Object[],org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">
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<h4>getPMF</h4>
<pre class="methodSignature">public&nbsp;double[]&nbsp;getPMF&#8203;(<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]&nbsp;splitPoints,
<a href="../quantilescommon/QuantileSearchCriteria.html" title="enum in org.apache.datasketches.quantilescommon">QuantileSearchCriteria</a>&nbsp;searchCrit)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/GenericSortedView.html#getPMF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">GenericSortedView</a></code></span></div>
<div class="block">Returns an approximation to the Probability Mass Function (PMF) of the input stream
as an array of probability masses as doubles on the interval [0.0, 1.0],
given a set of splitPoints.
<p>The resulting approximations have a probabilistic guarantee that can be obtained from the
getNormalizedRankError(true) function.</p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#getPMF(T%5B%5D,org.apache.datasketches.quantilescommon.QuantileSearchCriteria)">getPMF</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>splitPoints</code> - an array of <i>m</i> unique, monotonically increasing items
(of the same type as the input items)
that divide the item input domain into <i>m+1</i> consecutive, non-overlapping intervals.
<p>Each interval except for the end intervals starts with a split point and ends with the next split
point in sequence.</p>
<p>The first interval starts below the lowest item retained by the sketch
corresponding to a zero rank or zero probability, and ends with the first split point</p>
<p>The last <i>(m+1)th</i> interval starts with the last split point and ends after the last
item retained by the sketch corresponding to a rank or probability of 1.0. </p>
<p>The sum of the probability masses of all <i>(m+1)</i> intervals is 1.0.</p>
<p>If the search criterion is:</p>
<ul>
<li>INCLUSIVE, and the upper split point of an interval equals an item retained by the sketch, the interval
will include that item. If the lower split point equals an item retained by the sketch, the interval will exclude
that item.</li>
<li>EXCLUSIVE, and the upper split point of an interval equals an item retained by the sketch, the interval
will exclude that item. If the lower split point equals an item retained by the sketch, the interval will include
that item.</li>
</ul>
<p>It is not recommended to include either the minimum or maximum items of the input stream.</p></dd>
<dd><code>searchCrit</code> - the desired search criteria.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a PMF array of m+1 probability masses as doubles on the interval [0.0, 1.0].</dd>
</dl>
</li>
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<h4>getCumulativeWeights</h4>
<pre class="methodSignature">public&nbsp;long[]&nbsp;getCumulativeWeights()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/SortedView.html#getCumulativeWeights()">SortedView</a></code></span></div>
<div class="block">Returns the array of cumulative weights</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/SortedView.html#getCumulativeWeights()">getCumulativeWeights</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/SortedView.html" title="interface in org.apache.datasketches.quantilescommon">SortedView</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the array of cumulative weights</dd>
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<h4>getQuantiles</h4>
<pre class="methodSignature">public&nbsp;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>[]&nbsp;getQuantiles()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/GenericSortedView.html#getQuantiles()">GenericSortedView</a></code></span></div>
<div class="block">Returns the array of quantiles.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#getQuantiles()">getQuantiles</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the array of quantiles.</dd>
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<h4>isEmpty</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isEmpty()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/SortedView.html#isEmpty()">SortedView</a></code></span></div>
<div class="block">Returns true if this sorted view is empty.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/SortedView.html#isEmpty()">isEmpty</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/SortedView.html" title="interface in org.apache.datasketches.quantilescommon">SortedView</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if this sorted view is empty.</dd>
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<h4>iterator</h4>
<pre class="methodSignature">public&nbsp;<a href="ItemsSketchSortedViewIterator.html" title="class in org.apache.datasketches.quantiles">ItemsSketchSortedViewIterator</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;&nbsp;iterator()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../quantilescommon/SortedView.html#iterator()">SortedView</a></code></span></div>
<div class="block">Returns an iterator for this Sorted View.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/GenericSortedView.html#iterator()">iterator</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/GenericSortedView.html" title="interface in org.apache.datasketches.quantilescommon">GenericSortedView</a>&lt;<a href="ItemsSketchSortedView.html" title="type parameter in ItemsSketchSortedView">T</a>&gt;</code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../quantilescommon/SortedView.html#iterator()">iterator</a></code>&nbsp;in interface&nbsp;<code><a href="../quantilescommon/SortedView.html" title="interface in org.apache.datasketches.quantilescommon">SortedView</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an iterator for this Sorted View.</dd>
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