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<div class="moz-cite-prefix">On 12/14/2012 12:51 PM, yasser hifny
wrote:<br>
</div>
<blockquote
cite="mid:1355518296.89321.YahooMailNeo@web125801.mail.ne1.yahoo.com"
type="cite">
<div style="color:#000; background-color:#fff; font-family:times
new roman, new york, times, serif;font-size:10pt">
<div>Hello,</div>
<div>I would like to ask how do the script compute-best-mix
work? I mean what is the idea behind it. Can you refer to any
paper explain how it works.</div>
</div>
</blockquote>
It's an EM algorithm, where the underlying mixture distributions
(the individual LMs) are held fixed.<br>
<br>
You can find the general theory at
<a class="moz-txt-link-freetext" href="https://en.wikipedia.org/wiki/Mixture_model">https://en.wikipedia.org/wiki/Mixture_model</a> .<br>
<br>
Andreas<br>
<br>
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