removedUnmapProbes: Remove unmapped probes or SNPs

Description Usage Arguments Value Author(s)

Description

Remove probes or SNPs that are not mapped to the chip annotation information. This chip annotation file is defined in the configuration folder.

Usage

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removedUnmapProbes(plink, inputPrefix, chipAnnoFile, outputPrefix,
  outputSNPunmapFile)

Arguments

plink

an executable PLINK program in either the current working directory or somewhere in the command path.

inputPrefix

the prefix of the input PLINK format files.

chipAnnoFile

a pure text file that stores the chip annotation information (Affymetrix, Illumination, PsychChip and so on). This file can be found http://www.well.ox.ac.uk/~wrayner/strand/.

outputPrefix

the prefix of the output PLINK format files.

outputSNPunmapFile

a pure text file that stores the probe/SNP IDs, which are not mapped to the chip annotation file.

Value

The output PLINK format files after removing unmapped probe IDs.

Author(s)

Junfang Chen <junfang.chen3@gmail.com>


Junfang/Gimpute documentation built on May 17, 2019, 10:11 p.m.