| <!DOCTYPE HTML> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc --> |
| <title>org.apache.sysds.hops.estim (Apache SystemDS 3.2.0-SNAPSHOT API)</title> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../jquery/jquery-ui.min.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../jquery-ui.overrides.css" title="Style"> |
| <script type="text/javascript" src="../../../../../script.js"></script> |
| <script type="text/javascript" src="../../../../../jquery/jszip/dist/jszip.min.js"></script> |
| <script type="text/javascript" src="../../../../../jquery/jszip-utils/dist/jszip-utils.min.js"></script> |
| <!--[if IE]> |
| <script type="text/javascript" src="../../../../../jquery/jszip-utils/dist/jszip-utils-ie.min.js"></script> |
| <![endif]--> |
| <script type="text/javascript" src="../../../../../jquery/jquery-3.6.0.min.js"></script> |
| <script type="text/javascript" src="../../../../../jquery/jquery-ui.min.js"></script> |
| </head> |
| <body> |
| <script type="text/javascript"><!-- |
| try { |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="org.apache.sysds.hops.estim (Apache SystemDS 3.2.0-SNAPSHOT API)"; |
| } |
| } |
| catch(err) { |
| } |
| //--> |
| var pathtoroot = "../../../../../"; |
| var useModuleDirectories = true; |
| loadScripts(document, 'script');</script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <header role="banner"> |
| <nav role="navigation"> |
| <div class="fixedNav"> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a id="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.top.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../index.html">Overview</a></li> |
| <li class="navBarCell1Rev">Package</li> |
| <li>Class</li> |
| <li><a href="package-use.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../help-doc.html">Help</a></li> |
| </ul> |
| </div> |
| <div class="subNav"> |
| <ul class="navList" id="allclasses_navbar_top"> |
| <li><a href="../../../../../allclasses.html">All Classes</a></li> |
| </ul> |
| <ul class="navListSearch"> |
| <li><label for="search">SEARCH:</label> |
| <input type="text" id="search" value="search" disabled="disabled"> |
| <input type="reset" id="reset" value="reset" disabled="disabled"> |
| </li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_top"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| </div> |
| <a id="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| </div> |
| <div class="navPadding"> </div> |
| <script type="text/javascript"><!-- |
| $('.navPadding').css('padding-top', $('.fixedNav').css("height")); |
| //--> |
| </script> |
| </nav> |
| </header> |
| <main role="main"> |
| <div class="header"> |
| <h1 title="Package" class="title">Package org.apache.sysds.hops.estim</h1> |
| </div> |
| <div class="contentContainer"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <table class="typeSummary"> |
| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimationUtils.html" title="class in org.apache.sysds.hops.estim">EstimationUtils</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBasicAvg.html" title="class in org.apache.sysds.hops.estim">EstimatorBasicAvg</a></th> |
| <td class="colLast"> |
| <div class="block">Basic average case estimator for matrix sparsity: |
| sp = 1 - Math.pow(1-sp1*sp2, k)</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBasicWorst.html" title="class in org.apache.sysds.hops.estim">EstimatorBasicWorst</a></th> |
| <td class="colLast"> |
| <div class="block">Basic average case estimator for matrix sparsity: |
| sp = Math.min(1, sp1 * k) * Math.min(1, sp2 * k).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBitsetMM.html" title="class in org.apache.sysds.hops.estim">EstimatorBitsetMM</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements a naive but rather common approach of boolean matrix |
| multiplies which allows to infer the exact non-zero structure and thus is |
| also useful for sparse result preallocation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBitsetMM.BitsetMatrix.html" title="class in org.apache.sysds.hops.estim">EstimatorBitsetMM.BitsetMatrix</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBitsetMM.BitsetMatrix1.html" title="class in org.apache.sysds.hops.estim">EstimatorBitsetMM.BitsetMatrix1</a></th> |
| <td class="colLast"> |
| <div class="block">This class represents a boolean matrix and provides key operations.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorBitsetMM.BitsetMatrix2.html" title="class in org.apache.sysds.hops.estim">EstimatorBitsetMM.BitsetMatrix2</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorDensityMap.html" title="class in org.apache.sysds.hops.estim">EstimatorDensityMap</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements an approach called density maps, as introduced in |
| David Kernert, Frank Köhler, Wolfgang Lehner: SpMacho - Optimizing Sparse |
| Linear Algebra Expressions with Probabilistic Density Estimation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorDensityMap.DensityMap.html" title="class in org.apache.sysds.hops.estim">EstimatorDensityMap.DensityMap</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorLayeredGraph.html" title="class in org.apache.sysds.hops.estim">EstimatorLayeredGraph</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements an approach based on a so-called layered graph, |
| introduced in |
| Edith Cohen.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorLayeredGraph.LayeredGraph.html" title="class in org.apache.sysds.hops.estim">EstimatorLayeredGraph.LayeredGraph</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorMatrixHistogram.html" title="class in org.apache.sysds.hops.estim">EstimatorMatrixHistogram</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements a remarkably simple yet effective |
| approach for incorporating structural properties into sparsity |
| estimation.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorMatrixHistogram.MatrixHistogram.html" title="class in org.apache.sysds.hops.estim">EstimatorMatrixHistogram.MatrixHistogram</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorSample.html" title="class in org.apache.sysds.hops.estim">EstimatorSample</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements an approach based on row/column sampling |
| Yongyang Yu, MingJie Tang, Walid G.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="EstimatorSampleRa.html" title="class in org.apache.sysds.hops.estim">EstimatorSampleRa</a></th> |
| <td class="colLast"> |
| <div class="block">This estimator implements an approach based on row/column sampling |
| |
| Rasmus Resen Amossen, Andrea Campagna, Rasmus Pagh: |
| Better Size Estimation for Sparse Matrix Products.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="MMNode.html" title="class in org.apache.sysds.hops.estim">MMNode</a></th> |
| <td class="colLast"> |
| <div class="block">Helper class to represent matrix multiply operators in a DAG |
| along with references to its abstract data handles.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="SparsityEstimator.html" title="class in org.apache.sysds.hops.estim">SparsityEstimator</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"> |
| <table class="typeSummary"> |
| <caption><span>Enum Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Enum</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="SparsityEstimator.OpCode.html" title="enum in org.apache.sysds.hops.estim">SparsityEstimator.OpCode</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| </ul> |
| </div> |
| </main> |
| <footer role="contentinfo"> |
| <nav role="navigation"> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a id="navbar.bottom"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.bottom.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../index.html">Overview</a></li> |
| <li class="navBarCell1Rev">Package</li> |
| <li>Class</li> |
| <li><a href="package-use.html">Use</a></li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../help-doc.html">Help</a></li> |
| </ul> |
| </div> |
| <div class="subNav"> |
| <ul class="navList" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../allclasses.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_bottom"); |
| if(window==top) { |
| allClassesLink.style.display = "block"; |
| } |
| else { |
| allClassesLink.style.display = "none"; |
| } |
| //--> |
| </script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| </div> |
| <a id="skip.navbar.bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| </nav> |
| <p class="legalCopy"><small>Copyright © 2023 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p> |
| </footer> |
| </body> |
| </html> |
