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Minor refactoring for Ryan 

git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@3986 348d0f76-0448-11de-a6fe-93d51630548a
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depristo 2010-08-09 18:05:23 +00:00
parent c66e93d86e
commit 8944800f60
1 changed files with 12 additions and 8 deletions
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20
java/src/org/broadinstitute/sting/gatk/walkers/variantrecalibration/VariantGaussianMixtureModel.java
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@ -545,6 +545,9 @@ public final class VariantGaussianMixtureModel extends VariantOptimizationModel
sum += pVarInCluster[kkk]; // * clusterTruePositiveRate[kkk];
}
// if ( sum > 1 )
// System.out.printf("Bad pVar, bad!");
return sum;
}
@ -834,7 +837,7 @@ public final class VariantGaussianMixtureModel extends VariantOptimizationModel
private void evaluateGaussiansForSingleVariant( final double[] annotations, final double[] pVarInCluster ) {
final int numAnnotations = annotations.length;
final double mult[] = new double[numAnnotations];
//final double mult[] = new double[numAnnotations];
final double evalGaussianPDFLog10[] = new double[maxGaussians];
for( int kkk = 0; kkk < maxGaussians; kkk++ ) {
@ -848,15 +851,16 @@ public final class VariantGaussianMixtureModel extends VariantOptimizationModel
final double mySigma = sigmaVals[ppp][jjj];
value += (myAnn - myMu) * mySigma;
}
mult[jjj] = value;
}
for( int jjj = 0; jjj < numAnnotations; jjj++ ) {
sum += mult[jjj] * (annotations[jjj] - mu[kkk][jjj]);
double jNorm = annotations[jjj] - mu[kkk][jjj];
double prod = value * jNorm;
sum += prod;
}
final double denomLog10 = Math.log10(Math.pow(2.0 * Math.PI, ((double)numAnnotations) / 2.0)) + Math.log10(Math.pow(determinant[kkk], 0.5));
final double log10SqrtDet = Math.log10(Math.pow(determinant[kkk], 0.5));
final double denomLog10 = Math.log10(Math.pow(2.0 * Math.PI, ((double)numAnnotations) / 2.0)) + log10SqrtDet;
evalGaussianPDFLog10[kkk] = (( -0.5 * sum ) / Math.log(10.0)) - denomLog10;
pVarInCluster[kkk] = Math.pow(10.0, pClusterLog10[kkk] + evalGaussianPDFLog10[kkk]);
double pVar1 = Math.pow(10.0, pClusterLog10[kkk] + evalGaussianPDFLog10[kkk]);
pVarInCluster[kkk] = pVar1;
}
}
@ -947,4 +951,4 @@ public final class VariantGaussianMixtureModel extends VariantOptimizationModel
+ ( 1.0 / (120.0 * Math.pow(x, 4.0)) )
- ( 1.0 / (252.0 * Math.pow(x, 6.0)) );
}
}
}