Mercurial > hg > camir-aes2014
diff toolboxes/FullBNT-1.0.7/nethelp3.3/mdn2gmm.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/mdn2gmm.htm Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,58 @@ +<html> +<head> +<title> +Netlab Reference Manual mdn2gmm +</title> +</head> +<body> +<H1> mdn2gmm +</H1> +<h2> +Purpose +</h2> +Converts an MDN mixture data structure to array of GMMs. + +<p><h2> +Synopsis +</h2> +<PRE> +gmmmixes = mdn2gmm(mdnmixes) +</PRE> + + +<p><h2> +Description +</h2> +<CODE>gmmmixes = mdn2gmm(mdnmixes)</CODE> takes an MDN mixture data structure +<CODE>mdnmixes</CODE> +containing three matrices (for priors, centres and variances) where each +row represents the corresponding parameter values for a different mixture model +and creates an array of GMMs. These can then be used with the standard +Netlab Gaussian mixture model functions. + +<p><h2> +Example +</h2> +<PRE> + +mdnmixes = mdnfwd(net, x); +mixes = mdn2gmm(mdnmixes); +p = gmmprob(mixes(1), y); +</PRE> + +This creates an array GMM mixture models (one for each data point in +<CODE>x</CODE>). The vector <CODE>p</CODE> is then filled with the conditional +probabilities of the values <CODE>y</CODE> given <CODE>x(1,:)</CODE>. + +<p><h2> +See Also +</h2> +<CODE><a href="gmm.htm">gmm</a></CODE>, <CODE><a href="mdn.htm">mdn</a></CODE>, <CODE><a href="mdnfwd.htm">mdnfwd</a></CODE><hr> +<b>Pages:</b> +<a href="index.htm">Index</a> +<hr> +<p>Copyright (c) Ian T Nabney (1996-9) +<p>David J Evans (1998) + +</body> +</html> \ No newline at end of file