MAFfilter {GGBase} | R Documentation

## restrict SNP in an smlSet to range of minor allele frequencies (MAF)

### Description

restrict SNP in an smlSet to range of minor allele frequencies (MAF)

### Usage

    MAFfilter(x, lower = 0, upper = 1)

### Arguments

`x` | smlSet instance
`lower` | numeric lower bound on minor allele frequency for keeping a SNP
`upper` | numeric upper bound on minor allele frequency for keeping a SNP

### Details

uses `snp.matrix-class` summary method from snpMatrix

### Value

revised instance of `smlSet-class`

### Author(s)

VJ Carey <stvjc@channing.harvard.edu>

### Examples

    library(GGtools)
    if (!exists("hmceuB36.2021")) data(hmceuB36.2021)
    sapply(smList(MAFfilter(hmceuB36.2021, lower=.1)), dim)

[Package GGBase version 3.4.0 Index]