| <!DOCTYPE html> |
| <html class="writer-html5" lang="en" > |
| <head> |
| <meta charset="utf-8" /><meta name="generator" content="Docutils 0.18.1: http://docutils.sourceforge.net/" /> |
| |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> |
| <title>Apache DataSketches — datasketches 0.1 documentation</title> |
| <link rel="stylesheet" href="_static/pygments.css" type="text/css" /> |
| <link rel="stylesheet" href="_static/css/theme.css" type="text/css" /> |
| <!--[if lt IE 9]> |
| <script src="_static/js/html5shiv.min.js"></script> |
| <![endif]--> |
| |
| <script src="_static/jquery.js?v=5d32c60e"></script> |
| <script src="_static/_sphinx_javascript_frameworks_compat.js?v=2cd50e6c"></script> |
| <script src="_static/documentation_options.js?v=2709fde1"></script> |
| <script src="_static/doctools.js?v=888ff710"></script> |
| <script src="_static/sphinx_highlight.js?v=dc90522c"></script> |
| <script src="_static/js/theme.js"></script> |
| <link rel="index" title="Index" href="genindex.html" /> |
| <link rel="search" title="Search" href="search.html" /> |
| <link rel="next" title="HyperLogLog (HLL)" href="hyper_log_log.html" /> |
| </head> |
| |
| <body class="wy-body-for-nav"> |
| <div class="wy-grid-for-nav"> |
| <nav data-toggle="wy-nav-shift" class="wy-nav-side"> |
| <div class="wy-side-scroll"> |
| <div class="wy-side-nav-search" > |
| |
| |
| |
| <a href="#" class="icon icon-home"> |
| datasketches |
| </a> |
| <div role="search"> |
| <form id="rtd-search-form" class="wy-form" action="search.html" method="get"> |
| <input type="text" name="q" placeholder="Search docs" aria-label="Search docs" /> |
| <input type="hidden" name="check_keywords" value="yes" /> |
| <input type="hidden" name="area" value="default" /> |
| </form> |
| </div> |
| </div><div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="Navigation menu"> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="hyper_log_log.html">HyperLogLog (HLL)</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="cpc.html">Compressed Probabilistic Counting (CPC)</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="theta.html">Theta Sketch</a></li> |
| </ul> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="count_min_sketch.html">CountMin Sketch</a></li> |
| </ul> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="frequent_items.html">Frequent Items</a></li> |
| </ul> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="kll.html">KLL Sketch</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="req.html">Relative Error Quantiles (REQ) Sketch</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="quantiles_depr.html">Quantiles Sketch (Deprecated)</a></li> |
| </ul> |
| |
| </div> |
| </div> |
| </nav> |
| |
| <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"><nav class="wy-nav-top" aria-label="Mobile navigation menu" > |
| <i data-toggle="wy-nav-top" class="fa fa-bars"></i> |
| <a href="#">datasketches</a> |
| </nav> |
| |
| <div class="wy-nav-content"> |
| <div class="rst-content"> |
| <div role="navigation" aria-label="Page navigation"> |
| <ul class="wy-breadcrumbs"> |
| <li><a href="#" class="icon icon-home" aria-label="Home"></a></li> |
| <li class="breadcrumb-item active">Apache DataSketches</li> |
| <li class="wy-breadcrumbs-aside"> |
| <a href="_sources/index.rst.txt" rel="nofollow"> View page source</a> |
| </li> |
| </ul> |
| <hr/> |
| </div> |
| <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article"> |
| <div itemprop="articleBody"> |
| |
| <section id="apache-datasketches"> |
| <h1>Apache DataSketches<a class="headerlink" href="#apache-datasketches" title="Link to this heading"></a></h1> |
| <p><strong>DataSketches</strong> are highly-efficient algorithms to analyze big data quickly.</p> |
| <section id="counting-distincts"> |
| <h2>Counting Distincts<a class="headerlink" href="#counting-distincts" title="Link to this heading"></a></h2> |
| <div class="toctree-wrapper compound"> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="hyper_log_log.html">HyperLogLog (HLL)</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="cpc.html">Compressed Probabilistic Counting (CPC)</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="theta.html">Theta Sketch</a></li> |
| </ul> |
| </div> |
| </section> |
| <section id="frequency-estimation"> |
| <h2>Frequency Estimation<a class="headerlink" href="#frequency-estimation" title="Link to this heading"></a></h2> |
| <div class="toctree-wrapper compound"> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="count_min_sketch.html">CountMin Sketch</a></li> |
| </ul> |
| </div> |
| </section> |
| <section id="frequent-items"> |
| <h2>Frequent Items<a class="headerlink" href="#frequent-items" title="Link to this heading"></a></h2> |
| <p>This problem may also be known as <strong>heavy hitters</strong> or <strong>TopK</strong></p> |
| <div class="toctree-wrapper compound"> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="frequent_items.html">Frequent Items</a></li> |
| </ul> |
| </div> |
| </section> |
| <section id="quantile-estimation"> |
| <h2>Quantile Estimation<a class="headerlink" href="#quantile-estimation" title="Link to this heading"></a></h2> |
| <div class="toctree-wrapper compound"> |
| <ul> |
| <li class="toctree-l1"><a class="reference internal" href="kll.html">KLL Sketch</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="req.html">Relative Error Quantiles (REQ) Sketch</a></li> |
| <li class="toctree-l1"><a class="reference internal" href="quantiles_depr.html">Quantiles Sketch (Deprecated)</a></li> |
| </ul> |
| </div> |
| <div class="admonition note"> |
| <p class="admonition-title">Note</p> |
| <p>This project is under active development.</p> |
| </div> |
| </section> |
| </section> |
| <section id="indices-and-tables"> |
| <h1>Indices and tables<a class="headerlink" href="#indices-and-tables" title="Link to this heading"></a></h1> |
| <ul class="simple"> |
| <li><p><a class="reference internal" href="genindex.html"><span class="std std-ref">Index</span></a></p></li> |
| <li><p><a class="reference internal" href="py-modindex.html"><span class="std std-ref">Module Index</span></a></p></li> |
| <li><p><a class="reference internal" href="search.html"><span class="std std-ref">Search Page</span></a></p></li> |
| </ul> |
| </section> |
| |
| |
| </div> |
| </div> |
| <footer><div class="rst-footer-buttons" role="navigation" aria-label="Footer"> |
| <a href="hyper_log_log.html" class="btn btn-neutral float-right" title="HyperLogLog (HLL)" accesskey="n" rel="next">Next <span class="fa fa-arrow-circle-right" aria-hidden="true"></span></a> |
| </div> |
| |
| <hr/> |
| |
| <div role="contentinfo"> |
| <p>© Copyright .</p> |
| </div> |
| |
| Built with <a href="https://www.sphinx-doc.org/">Sphinx</a> using a |
| <a href="https://github.com/readthedocs/sphinx_rtd_theme">theme</a> |
| provided by <a href="https://readthedocs.org">Read the Docs</a>. |
| |
| |
| </footer> |
| </div> |
| </div> |
| </section> |
| </div> |
| <script> |
| jQuery(function () { |
| SphinxRtdTheme.Navigation.enable(true); |
| }); |
| </script> |
| |
| </body> |
| </html> |
