Package: podkat 1.39.0

Ulrich Bodenhofer

podkat: Position-Dependent Kernel Association Test

This package provides an association test that is capable of dealing with very rare and even private variants. This is accomplished by a kernel-based approach that takes the positions of the variants into account. The test can be used for pre-processed matrix data, but also directly for variant data stored in VCF files. Association testing can be performed whole-genome, whole-exome, or restricted to pre-defined regions of interest. The test is complemented by tools for analyzing and visualizing the results.

Authors:Ulrich Bodenhofer [aut,cre]

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podkat.pdf |podkat.html
podkat/json (API)
NEWS

# Install 'podkat' in R:
install.packages('podkat', repos = c('https://bioc.r-universe.dev', 'https://cloud.r-project.org'))

Peer review:

Bug tracker:https://github.com/ubod/podkat/issues

Uses libs:
  • curl– Easy-to-use client-side URL transfer library
  • bzip2– High-quality block-sorting file compressor library
  • xz-utils– XZ-format compression library
  • zlib– Compression library
  • c++– GNU Standard C++ Library v3
Datasets:

On BioConductor:podkat-1.39.0(bioc 3.21)podkat-1.38.0(bioc 3.20)

geneticswholegenomeannotationvariantannotationsequencingdataimportcurlbzip2xz-utilszlibcpp

5.02 score 6 scripts 236 downloads 1 mentions 25 exports 52 dependencies

Last updated 2 months agofrom:ff139de798. Checks:OK: 1 NOTE: 8. Indexed: yes.

TargetResultDate
Doc / VignettesOKNov 30 2024
R-4.5-win-x86_64NOTENov 30 2024
R-4.5-linux-x86_64NOTENov 30 2024
R-4.4-win-x86_64NOTENov 30 2024
R-4.4-mac-x86_64NOTENov 30 2024
R-4.4-mac-aarch64NOTENov 30 2024
R-4.3-win-x86_64NOTENov 30 2024
R-4.3-mac-x86_64NOTENov 30 2024
R-4.3-mac-aarch64NOTENov 30 2024

Exports:assocTestbetaWeightscoefficientscomputeKernelfilterResultgenotypeMatrixinvSdWeightslogisticWeightsMAFnullModelp.adjustpartitionRegionsprintqqplotreadGenotypeMatrixreadRegionsFromBedFilereadSampleNamesFromVcfHeaderreadVariantInfoshowsortsplitsummaryunmaskedRegionsvariantInfoweights

Dependencies:abindaskpassBHBiobaseBiocGenericsBiocIOBiocParallelBiostringsbitopsBSgenomecodetoolscpp11crayoncurlDelayedArrayformatRfutile.loggerfutile.optionsgenericsGenomeInfoDbGenomeInfoDbDataGenomicAlignmentsGenomicRangeshttrIRangesjsonlitelambda.rlatticeMatrixMatrixGenericsmatrixStatsmimeopensslR6RcppRCurlrestfulrRhtslibrjsonRsamtoolsrtracklayerS4ArraysS4VectorssnowSparseArraySummarizedExperimentsysUCSC.utilsXMLXVectoryamlzlibbioc

PODKAT - An R Package for Association Testing Involving Rare and Private Variants

Rendered frompodkat.Rnwusingknitr::knitron Nov 30 2024.

Last update: 2024-04-23
Started: 2015-03-31

Readme and manuals

Help Manual

Help pageTopics
PODKAT Packagepodkat-package podkat
Perform Association TestassocTest assocTest,character,NullModel-method assocTest,GenotypeMatrix,NullModel-method assocTest,matrix,NullModel-method assocTest,TabixFile,NullModel-method assocTest-methods
Class 'AssocTestResult'AssocTestResult AssocTestResult-class class:AssocTestResult show,AssocTestResult-method
Class 'AssocTestResultRanges'AssocTestResultRanges AssocTestResultRanges-class c,AssocTestResultRanges-method class:AssocTestResultRanges show,AssocTestResultRanges-method
Compute Kernel MatrixcomputeKernel
Filter Association Test Results According to p-Values or Variants' ContributionsfilterResult filterResult,AssocTestResultRanges-method filterResult,GRanges-method filterResult,GRangesList-method filterResult-methods
Class 'GenotypeMatrix'class:GenotypeMatrix GenotypeMatrix GenotypeMatrix-class MAF,GenotypeMatrix-method show,GenotypeMatrix-method variantInfo,GenotypeMatrix-method [,GenotypeMatrix,index,index,missing-method [,GenotypeMatrix,index,missing,missing-method [,GenotypeMatrix,missing,index,missing-method
Constructors for Creating 'GenotypeMatrix' ObjectsgenotypeMatrix genotypeMatrix,ANY,character,missing-method genotypeMatrix,ANY,GRanges,missing-method genotypeMatrix,ANY,missing,missing-method genotypeMatrix,ANY,numeric,character-method genotypeMatrix,eSet,character,character-method genotypeMatrix,eSet,character,missing-method genotypeMatrix,eSet,numeric,character-method genotypeMatrix-methods method:genotypeMatrix
Artificial Human Chromosome for Testing PurposeshgA
Create Null Model for Association TestnullModel nullModel,formula,data.frame-method nullModel,formula,missing-method nullModel,matrix,factor-method nullModel,matrix,numeric-method nullModel,missing,factor-method nullModel,missing,numeric-method nullModel-methods
Class 'NullModel'class:NullModel coefficients,NullModel-method length,NullModel-method names,NullModel-method NullModel NullModel-class residuals,NullModel-method show,NullModel-method [,NullModel,index,missing,missing-method
Adjust p-Value for Multiple Testsp.adjust p.adjust,AssocTestResultRanges-method p.adjust-methods
Partition Genomic RegionspartitionRegions partitionRegions,GRanges-method partitionRegions,GRangesList-method partitionRegions,MaskedBSgenome-method partitionRegions-methods
Plotting functionsplot plot,AssocTestResultRanges,character-method plot,AssocTestResultRanges,GRanges-method plot,AssocTestResultRanges,missing-method plot,GenotypeMatrix,factor-method plot,GenotypeMatrix,missing-method plot,GenotypeMatrix,numeric-method plot,GRanges,character-method plot-methods
Print Association Test Resultsprint print,AssocTestResultRanges-method print-methods
Quantile-Quantile Plotsqqplot qqplot,AssocTestResultRanges,AssocTestResultRanges-method qqplot,AssocTestResultRanges,missing-method qqplot-methods
Read from VCF Filemethod:readGenotypeMatrix readGenotypeMatrix readGenotypeMatrix,character,GRanges-method readGenotypeMatrix,character,missing-method readGenotypeMatrix,TabixFile,GRanges-method readGenotypeMatrix,TabixFile,missing-method readGenotypeMatrix-methods
Read Genomic Regions from BED FilereadRegionsFromBedFile
Read Sample Names from VCF File HeaderreadSampleNamesFromVcfHeader
Read information about variants from VCF filemethod:readVariantInfo readVariantInfo readVariantInfo,character,GRanges-method readVariantInfo,character,missing-method readVariantInfo,TabixFile,GRanges-method readVariantInfo,TabixFile,missing-method readVariantInfo-methods
Sort Association Test Resultssort sort,AssocTestResultRanges-method sort-methods
Split 'GRanges' Objectsplit split,GRanges,GRangesList-method split-methods
Unmasked Regions of Human Genomesb36Unmasked b37Unmasked hg18Unmasked hg19Unmasked hg38Unmasked unmasked-datasets
Extract Unmasked Regions from 'MaskedBSgenome' ObjectunmaskedRegions
Class 'VariantInfo'class:VariantInfo MAF MAF,VariantInfo-method show,VariantInfo-method summary,VariantInfo-method VariantInfo variantInfo variantInfo,GRanges-method variantInfo,missing-method VariantInfo-class
Weighting FunctionsbetaWeights invSdWeights logisticWeights weightFuncs
Extract Contribution Weights of Variantsweights weights,AssocTestResult-method weights,AssocTestResultRanges-method weights-methods