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    In terms of actual implementation I have this in mind:<br>
    <br>
    <a class="moz-txt-link-freetext" href="http://www.phenix-online.org/newsletter/CCN_2011_01.pdf">http://www.phenix-online.org/newsletter/CCN_2011_01.pdf</a><br>
    <br>
    "Maximum likelihood refinement of twinned structures", page 29.<br>
    <br>
    Of course that would not stop (me) from implementing better ideas
    should they arrive. However the paper mentioned above pictures a
    clear image of the problem that we are going to address.<br>
    <br>
    Pavel<br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 7/29/14, 12:30 PM, Chris Fage wrote:<br>
    </div>
    <blockquote
cite="mid:CAO2P5WVmYtBkT9RAGnS-TRQ0sHu_urbusLXMhdDueeDUjGbLWQ@mail.gmail.com"
      type="cite">
      <div dir="ltr">Thank you, Randy, Nat, and Peter. I'll keep an eye
        out for that pub.<br>
        <br>
        Best,<br>
        Chris<br>
      </div>
      <div class="gmail_extra"><br>
        <br>
        <div class="gmail_quote">On Tue, Jul 29, 2014 at 7:59 AM, Randy
          Read <span dir="ltr">&lt;<a moz-do-not-send="true"
              href="mailto:rjr27@cam.ac.uk" target="_blank">rjr27@cam.ac.uk</a>&gt;</span>
          wrote:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">Yes, we
            were hoping to make some generalisations and improvements
            before publishing this. &nbsp;(Which we obviously haven&#8217;t gotten
            around to doing yet!)<br>
            <br>
            Randy<br>
            <br>
            -----<br>
            Randy J. Read<br>
            Department of Haematology, University of Cambridge<br>
            Cambridge Institute for Medical Research &nbsp; &nbsp;Tel: <a
              moz-do-not-send="true" href="tel:%2B44%201223%20336500"
              value="+441223336500">+44 1223 336500</a><br>
            Wellcome Trust/MRC Building &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Fax: <a
              moz-do-not-send="true" href="tel:%2B44%201223%20336827"
              value="+441223336827">+44 1223 336827</a><br>
            Hills Road &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;
            &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;E-mail: <a moz-do-not-send="true"
              href="mailto:rjr27@cam.ac.uk">rjr27@cam.ac.uk</a><br>
            Cambridge CB2 0XY, U.K. &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <a
              moz-do-not-send="true"
              href="http://www-structmed.cimr.cam.ac.uk" target="_blank">www-structmed.cimr.cam.ac.uk</a><br>
            <div class="HOEnZb">
              <div class="h5"><br>
                On 29 Jul 2014, at 13:44, Nathaniel Echols &lt;<a
                  moz-do-not-send="true" href="mailto:nechols@lbl.gov">nechols@lbl.gov</a>&gt;
                wrote:<br>
                <br>
                &gt; On Mon, Jul 28, 2014 at 12:41 PM, Chris Fage &lt;<a
                  moz-do-not-send="true" href="mailto:cdfage@gmail.com">cdfage@gmail.com</a>&gt;
                wrote:<br>
                &gt; Can anyone please direct me to a literature
                reference describing the maximum likelihood method for
                detection of twinning based on twin laws, as implemented
                in phenix.xtriage?<br>
                &gt;<br>
                &gt; If you mean the twin fraction estimation, the code
                doesn't have anything more helpful than this:<br>
                &gt;<br>
                &gt; Zwart, Read, Grosse-Kunstleve &amp; Adams, to be
                published<br>
                &gt;<br>
                &gt; -Nat<br>
              </div>
            </div>
            <div class="HOEnZb">
              <div class="h5">&gt;
                _______________________________________________<br>
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                  target="_blank">http://phenix-online.org/mailman/listinfo/phenixbb</a><br>
                <br>
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