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131 lines
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<title>SmallMeanPoissonSampler</title>
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</head><body><link href="../../../../../images/logo-icon.svg" rel="icon" type="image/svg"><script>var pathToRoot = "../../../";</script><script type="text/javascript" src="../../../scripts/sourceset_dependencies.js" async></script><link href="../../../styles/style.css" rel="Stylesheet"><link href="../../../styles/logo-styles.css" rel="Stylesheet"><link href="../../../styles/jetbrains-mono.css" rel="Stylesheet"><link href="../../../styles/main.css" rel="Stylesheet"><script type="text/javascript" src="../../../scripts/clipboard.js" async></script><script type="text/javascript" src="../../../scripts/navigation-loader.js" async></script><script type="text/javascript" src="../../../scripts/platform-content-handler.js" async></script><script type="text/javascript" src="../../../scripts/main.js" async></script>
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<div class="main-content" id="content" pageids="kmath-stat::space.kscience.kmath.samplers/SmallMeanPoissonSampler///PointingToDeclaration//-443365019">
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<div class="breadcrumbs"><a href="../../index.html">kmath-stat</a>/<a href="../index.html">space.kscience.kmath.samplers</a>/<a href="index.html">SmallMeanPoissonSampler</a></div>
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<h1 class="cover"><span>Small</span><wbr><span>Mean</span><wbr><span>Poisson</span><wbr><span>Sampler</span></h1>
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<div class="platform-hinted " data-platform-hinted="data-platform-hinted"><div class="content sourceset-depenent-content" data-active="" data-togglable=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="symbol monospace">class <a href="index.html">SmallMeanPoissonSampler</a>(mean: <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html">Double</a>) : <a href="../../space.kscience.kmath.stat/-sampler/index.html">Sampler</a><<a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html">Int</a>> <span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div><p class="paragraph">Sampler for the Poisson distribution.</p><ul><li><p class="paragraph">For small means, a Poisson process is simulated using uniform deviates, as described in Knuth (1969). Seminumerical Algorithms. The Art of Computer Programming, Volume 2. Chapter 3.4.1.F.3 Important integer-valued distributions: The Poisson distribution. Addison Wesley.</p></li><li><p class="paragraph">The Poisson process (and hence, the returned value) is bounded by 1000 * mean. This sampler is suitable for mean < 40. For large means, <a href="../-large-mean-poisson-sampler/index.html">LargeMeanPoissonSampler</a> should be used instead.</p></li></ul><p class="paragraph">Based on Commons RNG implementation.</p><p class="paragraph">See https://commons.apache.org/proper/commons-rng/commons-rng-sampling/apidocs/org/apache/commons/rng/sampling/distribution/SmallMeanPoissonSampler.html.</p></div></div>
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<div class="tabs-section" tabs-section="tabs-section"><button class="section-tab" data-active="" data-togglable="Constructors">Constructors</button><button class="section-tab" data-togglable="Functions">Functions</button><button class="section-tab" data-togglable="Properties">Properties</button><button class="section-tab" data-togglable="Sources">Sources</button></div>
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<div class="tabs-section-body">
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<h2 class="tabbedcontent">Constructors</h2>
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<div class="table" data-togglable="Constructors"><a data-name="-685132110%2FConstructors%2F-443365019" anchor-label="SmallMeanPoissonSampler" id="-685132110%2FConstructors%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>
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<div class="table-row" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain">
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<div class="main-subrow keyValue TabbedContent">
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<div class=""><span class="inline-flex"><a href="-small-mean-poisson-sampler.html">SmallMeanPoissonSampler</a><span class="anchor-wrapper"><span class="anchor-icon" pointing-to="-685132110%2FConstructors%2F-443365019"></span>
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<div class="platform-tags ">
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<div class="platform-tag common-like">common</div>
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<div class="platform-hinted " data-platform-hinted="data-platform-hinted"><div class="content sourceset-depenent-content" data-active="" data-togglable=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="symbol monospace">fun <a href="-small-mean-poisson-sampler.html">SmallMeanPoissonSampler</a>(mean: <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html">Double</a>)<span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div></div></div>
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<h2 class="">Functions</h2>
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<div class="table" data-togglable="Functions"><a data-name="1284242033%2FFunctions%2F-443365019" anchor-label="sample" id="1284242033%2FFunctions%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>
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<div class="table-row" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain">
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<div class="main-subrow keyValue ">
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<div class=""><span class="inline-flex"><a href="sample.html">sample</a><span class="anchor-wrapper"><span class="anchor-icon" pointing-to="1284242033%2FFunctions%2F-443365019"></span>
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<div class="copy-popup-wrapper "><span class="copy-popup-icon"></span><span>Link copied to clipboard</span></div>
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<div class="platform-tags ">
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<div class="platform-tag common-like">common</div>
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<div class="title"><div class="divergent-group" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="with-platform-tags"><span class="pull-right"></span></div>
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<div class="platform-hinted " data-platform-hinted="data-platform-hinted"><div class="content sourceset-depenent-content" data-active="" data-togglable=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="symbol monospace">open override fun <a href="sample.html">sample</a>(generator: <a href="../../space.kscience.kmath.stat/-random-generator/index.html">RandomGenerator</a>): <a href="../../../kmath-coroutines/space.kscience.kmath.chains/-blocking-int-chain/index.html">BlockingIntChain</a><span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div></div></div>
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<a data-name="1284242033%2FFunctions%2F-443365019" anchor-label="sample" id="1284242033%2FFunctions%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a><div class="brief "><a data-name="1284242033%2FFunctions%2F-443365019" anchor-label="sample" id="1284242033%2FFunctions%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>Generates a chain of samples.</div></div>
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<a data-name="-716219791%2FFunctions%2F-443365019" anchor-label="toString" id="-716219791%2FFunctions%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>
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<div class="table-row" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain">
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<div class=""><span class="inline-flex"><a href="to-string.html">toString</a><span class="anchor-wrapper"><span class="anchor-icon" pointing-to="-716219791%2FFunctions%2F-443365019"></span>
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<div class="copy-popup-wrapper "><span class="copy-popup-icon"></span><span>Link copied to clipboard</span></div>
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</span></span></div>
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<div>
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<div class="platform-tags ">
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<div class="platform-tag common-like">common</div>
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<div class="title"><div class="divergent-group" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="with-platform-tags"><span class="pull-right"></span></div>
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<div class="platform-hinted " data-platform-hinted="data-platform-hinted"><div class="content sourceset-depenent-content" data-active="" data-togglable=":kmath-stat:dokkaHtmlPartial/commonMain"><div class="symbol monospace">open override fun <a href="to-string.html">toString</a>(): <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html">String</a><span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div></div></div>
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<h2 class="">Properties</h2>
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<div class="table" data-togglable="Properties"><a data-name="624455480%2FProperties%2F-443365019" anchor-label="mean" id="624455480%2FProperties%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>
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<div class="table-row" data-filterable-current=":kmath-stat:dokkaHtmlPartial/commonMain" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain">
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<div class="main-subrow keyValue ">
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<div class=""><span class="inline-flex"><a href="mean.html">mean</a><span class="anchor-wrapper"><span class="anchor-icon" pointing-to="624455480%2FProperties%2F-443365019"></span>
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<div class="copy-popup-wrapper "><span class="copy-popup-icon"></span><span>Link copied to clipboard</span></div>
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</span></span></div>
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<div>
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<div class="platform-tags ">
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<div class="platform-tag common-like">common</div>
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<div class="platform-hinted " data-platform-hinted="data-platform-hinted" data-togglable="Properties"><div class="content sourceset-depenent-content" data-active="" data-togglable=":kmath-stat:dokkaHtmlPartial/commonMain"><a data-name="624455480%2FProperties%2F-443365019" anchor-label="mean" id="624455480%2FProperties%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a><div class="symbol monospace">val <a href="mean.html">mean</a>: <a href="https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html">Double</a><span class="top-right-position"><span class="copy-icon"></span><div class="copy-popup-wrapper popup-to-left"><span class="copy-popup-icon"></span><span>Content copied to clipboard</span></div></span></div></div></div>
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<h2 class="">Sources</h2>
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<div class="table" data-togglable="Sources"><a data-name="-1311611038%2FSource%2F-443365019" anchor-label="https://github.com/mipt-npm/kmath/tree/master/kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/PoissonSampler.kt#L36" id="-1311611038%2FSource%2F-443365019" data-filterable-set=":kmath-stat:dokkaHtmlPartial/commonMain"></a>
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<div class=""><span class="inline-flex"><a href="https://github.com/mipt-npm/kmath/tree/master/kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/PoissonSampler.kt#L36">common source</a><span class="anchor-wrapper"><span class="anchor-icon" pointing-to="-1311611038%2FSource%2F-443365019"></span>
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<div class="copy-popup-wrapper "><span class="copy-popup-icon"></span><span>Link copied to clipboard</span></div>
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