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    <div class="moz-cite-prefix">On 12/14/2012 12:51 PM, yasser hifny
      wrote:<br>
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        <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>
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    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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