830 - Haplotyper::ImputeGenotypes() (edge)

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Revision as of 16:16, 2 October 2013 by Goncalo (talk | contribs)
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void Haplotyper::ImputeGenotypes(float * matrix, int marker)
   {
   posterior[0][marker] = posterior[1][marker] = posterior[2][marker] = 0.0;

   for (int i = 0; i < states; i++)
      if (haplotypes[i][marker])
         for (int j = 0; j <= i; j++, matrix++)
            posterior[haplotypes[j][marker] + 1][marker] += *matrix;
      else
         for (int j = 0; j <= i; j++, matrix++)
            posterior[haplotypes[j][marker]][marker] += *matrix;

   double sum = posterior[0][marker] + posterior[1][marker] + posterior[2][marker];
 
   posterior[0][marker] /= sum;
   posterior[1][marker] /= sum;
   posterior[2][marker] /= sum;
   }