Mercurial > hg > camir-aes2014
diff toolboxes/FullBNT-1.0.7/nethelp3.3/gmmactiv.htm @ 0:e9a9cd732c1e tip
first hg version after svn
| author | wolffd |
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| date | Tue, 10 Feb 2015 15:05:51 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolboxes/FullBNT-1.0.7/nethelp3.3/gmmactiv.htm Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,47 @@ +<html> +<head> +<title> +Netlab Reference Manual gmmactiv +</title> +</head> +<body> +<H1> gmmactiv +</H1> +<h2> +Purpose +</h2> +Computes the activations of a Gaussian mixture model. + +<p><h2> +Synopsis +</h2> +<PRE> + +a = gmmactiv(mix, x) +</PRE> + + +<p><h2> +Description +</h2> +This function computes the activations <CODE>a</CODE> (i.e. the +probability <CODE>p(x|j)</CODE> of the data conditioned on each component density) +for a Gaussian mixture model. For the PPCA model, each activation +is the conditional probability of <CODE>x</CODE> given that it is generated +by the component subspace. +The data structure <CODE>mix</CODE> defines the mixture model, while the matrix +<CODE>x</CODE> contains the data vectors. Each row of <CODE>x</CODE> represents a single +vector. + +<p><h2> +See Also +</h2> +<CODE><a href="gmm.htm">gmm</a></CODE>, <CODE><a href="gmmpost.htm">gmmpost</a></CODE>, <CODE><a href="gmmprob.htm">gmmprob</a></CODE><hr> +<b>Pages:</b> +<a href="index.htm">Index</a> +<hr> +<p>Copyright (c) Ian T Nabney (1996-9) + + +</body> +</html> \ No newline at end of file