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SeqArray: Big Data Management of Genome-Wide Sequencing Variants

Features

Big data management of genome-wide variants using the CoreArray C++ library: genotypic data and annotations are stored in an array-oriented manner, offering efficient access of genetic variants using the S programming language.

Bioconductor:

Development Version: v1.7.5

http://www.bioconductor.org/packages/devel/bioc/html/SeqArray.html

Installation

  • Bioconductor repository:
source("http://bioconductor.org/biocLite.R")
biocLite("SeqArray")
  • Development version from Github:
library("devtools")
install_github("zhengxwen/gdsfmt")
install_github("zhengxwen/SeqArray")

The install_github() approach requires that you build from source, i.e. make and compilers must be installed on your system -- see the R FAQ for your operating system; you may also need to install dependencies manually.

  • Install the package from the source code:

gdsfmt, SeqArray

wget --no-check-certificate https://github.com/zhengxwen/gdsfmt/tarball/master -O gdsfmt_latest.tar.gz
wget --no-check-certificate https://github.com/zhengxwen/SeqArray/tarball/master -O SeqArray_latest.tar.gz
## Or
curl -L https://github.com/zhengxwen/gdsfmt/tarball/master/ -o gdsfmt_latest.tar.gz
curl -L https://github.com/zhengxwen/SeqArray/tarball/master/ -o SeqArray_latest.tar.gz

## Install
R CMD INSTALL gdsfmt_latest.tar.gz
R CMD INSTALL SeqArray_latest.tar.gz

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Version

Version

1.8.0

License

GPL-3

Issues

Pull Requests

Stars

Forks

Maintainer

Xiuwen Zheng

Last Published

February 15th, 2017

Functions in SeqArray (1.8.0)

seqDelete

Delete variables in a Sequencing GDS File
seqApply

Apply Functions Over Array Margins
seqClose-methods

Close a SeqArray object
seqGDS2VCF

Convert to a VCF file
seqGetData

Get Data from a Sequencing GDS file
seqExampleFileName

Example GDS file
seqInfoNewVar

Add a variable to the INFO field
SeqArray-package

Big Data Management of Genome-wide Sequencing Variants
seqCompress.Option

Compression Options for Importing VCF File(s)
seqGetFilter

Get the Filter of Samples and Variants
seqTranspose

Transpose Data Array
seqOpen

Open a Sequencing GDS File
seqMerge

Merge Multiple Sequencing GDS Files
seqSlidingWindow

Apply functions via a sliding window over variants
seqParallel

Apply Functions in Parallel
seqSummary

Get the summary of a GDS file
SeqVarGDSClass

SeqVarGDSClass
seqSetFilter

Set a filter to sample or variant
seqVCF.Header

Parse the header of a VCF file
seqVCF.SampID

Get the sample IDs of a VCF file
seqVCF2GDS

Reformat VCF files