Package picard.fingerprint
Class HaplotypeProbabilitiesFromSequence
- java.lang.Object
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- picard.fingerprint.HaplotypeProbabilities
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- picard.fingerprint.HaplotypeProbabilitiesFromSequence
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- Direct Known Subclasses:
HaplotypeProbabilitiesFromContaminatorSequence
public class HaplotypeProbabilitiesFromSequence extends HaplotypeProbabilities
Represents the probability of the underlying haplotype given the data. By convention the alleles stored for each SNP are in phase.
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Nested Class Summary
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Nested classes/interfaces inherited from class picard.fingerprint.HaplotypeProbabilities
HaplotypeProbabilities.Genotype
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Field Summary
Fields Modifier and Type Field Description protected intobsAllele1protected intobsAllele2protected intobsAlleleOther
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Constructor Summary
Constructors Constructor Description HaplotypeProbabilitiesFromSequence(HaplotypeBlock haplotypeBlock)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddToProbs(Snp snp, byte base, byte qual)Adds a base observation with the observed quality to the evidence for this haplotype based on the fact that the SNP is part of the haplotype.doublegetFractionUnexpectedAlleleObs()double[]getLikelihoods()getter for likelihoods;doublegetLodMostProbableGenotype()Overridden to calculate the LOD from the loglikelihoods instead of the probabilities because it will allow for more accurate calculation before overflowing.double[]getLogLikelihoods()Since this class uses loglikelihoods natively, we override and return the native variableintgetObsAllele1()Returns the number of bases/reads that support the first allele.intgetObsAllele2()Returns the number of bases/reads that support the second allele.double[]getPosteriorProbabilities()getter for posteriorsSnpgetRepresentativeSnp()Simple returns the SNP from the haplotype that has the lowest genome coordinate.intgetTotalObs()Gets the total number of observations presented at this locus.booleanhasEvidence()Returns true if evidence has been added, false if the probabilities are just the priors.voidmerge(HaplotypeProbabilities other)Merges information from another haplotype probabilities object for the same haplotype into this object.voidsetLogLikelihoods(double[] ll)-
Methods inherited from class picard.fingerprint.HaplotypeProbabilities
getHaplotype, getMostLikelyGenotype, getMostLikelyHaplotype, getPriorProbablities, scaledEvidenceProbabilityUsingGenotypeFrequencies, shiftedLogEvidenceProbability, shiftedLogEvidenceProbabilityGivenOtherEvidence, shiftedLogEvidenceProbabilityUsingGenotypeFrequencies
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Constructor Detail
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HaplotypeProbabilitiesFromSequence
public HaplotypeProbabilitiesFromSequence(HaplotypeBlock haplotypeBlock)
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Method Detail
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hasEvidence
public boolean hasEvidence()
Description copied from class:HaplotypeProbabilitiesReturns true if evidence has been added, false if the probabilities are just the priors.
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addToProbs
public void addToProbs(Snp snp, byte base, byte qual)
Adds a base observation with the observed quality to the evidence for this haplotype based on the fact that the SNP is part of the haplotype.- Parameters:
snp- The snp in the HaplotypeBlock to which evidence is being addedbase- the base observedqual- the quality of the observed base
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merge
public void merge(HaplotypeProbabilities other)
Merges information from another haplotype probabilities object for the same haplotype into this object. Useful for when probabilities need to be merged to levels higher than the read group, e.g. the sample or individual.- Parameters:
other- Another haplotype probabilities object to merge in
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getObsAllele1
public int getObsAllele1()
Returns the number of bases/reads that support the first allele.- Overrides:
getObsAllele1in classHaplotypeProbabilities- Returns:
- int
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getObsAllele2
public int getObsAllele2()
Returns the number of bases/reads that support the second allele.- Overrides:
getObsAllele2in classHaplotypeProbabilities- Returns:
- int
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getTotalObs
public int getTotalObs()
Gets the total number of observations presented at this locus.- Overrides:
getTotalObsin classHaplotypeProbabilities- Returns:
- int
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getFractionUnexpectedAlleleObs
public double getFractionUnexpectedAlleleObs()
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getRepresentativeSnp
public Snp getRepresentativeSnp()
Simple returns the SNP from the haplotype that has the lowest genome coordinate.- Specified by:
getRepresentativeSnpin classHaplotypeProbabilities
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getPosteriorProbabilities
public double[] getPosteriorProbabilities()
getter for posteriors- Overrides:
getPosteriorProbabilitiesin classHaplotypeProbabilities
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getLikelihoods
public double[] getLikelihoods()
getter for likelihoods;- Specified by:
getLikelihoodsin classHaplotypeProbabilities
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getLogLikelihoods
public double[] getLogLikelihoods()
Since this class uses loglikelihoods natively, we override and return the native variable- Overrides:
getLogLikelihoodsin classHaplotypeProbabilities
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setLogLikelihoods
public void setLogLikelihoods(double[] ll)
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getLodMostProbableGenotype
public double getLodMostProbableGenotype()
Overridden to calculate the LOD from the loglikelihoods instead of the probabilities because it will allow for more accurate calculation before overflowing.- Overrides:
getLodMostProbableGenotypein classHaplotypeProbabilities
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