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stats/base/nanvarianceyc/accessors.js.html

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*
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* var x = toAccessorArray( [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0, NaN, NaN ] );
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*
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* var v = nanvarianceyc( 5, 1, arraylike2object( x ), 2, 1 );
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* var v = nanvarianceyc( 5, 1.0, arraylike2object( x ), 2, 1 );
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* // returns 6.25
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function nanvarianceyc( N, correction, x, strideX, offsetX ) {
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var n;
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var i;
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// Cache references to array data:
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xbuf = x.data;
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// Cache a reference to an element accessor:
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xget = x.accessors[ 0 ];
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if ( N === 1 || strideX === 0 ) {
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<div class='footer quiet pad2 space-top1 center small'>
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Code coverage generated by
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<a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a>
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[379,379,100,46,46,100,3,3,100,379,379,100,"63734778216d7ccd30441d14d81bbe464474432e","2025-03-18 01:55:00 -0700"]
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[379,379,100,46,46,100,3,3,100,379,379,100,"a1096f0b98bf316479c0b4462d3e1a9b10de7646","2025-03-19 02:10:10 -0700"]
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[379,379,100,46,46,100,3,3,100,379,379,100,"1c89a51b9cf06aa6b29c89ae46c631c28fd9c38b","2025-03-30 00:48:40 +0530"]
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[349,349,100,45,45,100,3,3,100,349,349,100,"7cd25c6c430ae994ae9acf52e5c78c15038d7254","2025-04-10 00:20:36 -0700"]

stats/base/nanvarianceyc/index.html

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stats/base/nanvarianceyc/index.js.html

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* @example
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* var floor = require( '@stdlib/math/base/special/floor' );
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// MODULES //
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var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' );
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// MAIN //
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// EXPORTS //
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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/**
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/**
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* Computes the variance of a strided array ignoring `NaN` values and using a one-pass algorithm proposed by Youngs and Cramer.
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*
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* ## Method
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*
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* - This implementation uses a one-pass algorithm, as proposed by Youngs and Cramer (1971).
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*
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* ## References
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*
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* - Youngs, Edward A., and Elliot M. Cramer. 1971. "Some Results Relevant to Choice of Sum and Sum-of-Product Algorithms." _Technometrics_ 13 (3): 657–65. doi:[10.1080/00401706.1971.10488826](https://doi.org/10.1080/00401706.1971.10488826).
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*
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* @param {PositiveInteger} N - number of indexed elements
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* @param {number} correction - degrees of freedom adjustment
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* @param {NumericArray} x - input array
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* @param {integer} strideX - stride length
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* @returns {number} variance
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*
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* @example
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* var x = [ 1.0, -2.0, NaN, 2.0 ];
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*
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* var v = nanvarianceyc( 4, 1.0, x, 1 );
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* // returns ~4.3333
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*/
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function nanvarianceyc( N, correction, x, strideX ) {
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return ndarray( N, correction, x, strideX, stride2offset( N, strideX ) );
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}
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&nbsp;
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&nbsp;
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// EXPORTS //
@@ -175,7 +247,7 @@ <h1><a href="../../../../index.html">All files</a> / <a href="index.html">stats/
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<div class='footer quiet pad2 space-top1 center small'>
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Code coverage generated by
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<a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a>
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at 2025-03-29T19:25:10.203Z
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at 2025-04-10T07:23:10.038Z
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</div>
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<script src="../../../../prettify.js"></script>
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<script>

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