snp_attach {bigsnpr} | R Documentation |
Attach a "bigSNP" from backing files
Description
Load a bigSNP from backing files into R.
Usage
snp_attach(rdsfile)
Arguments
rdsfile |
The path of the ".rds" which stores the |
Details
This is often just a call to readRDS. But it also checks if you have moved the two (".bk" and ".rds") backing files to another directory.
Value
The bigSNP
object.
Examples
(bedfile <- system.file("extdata", "example.bed", package = "bigsnpr"))
# Reading the bedfile and storing the data in temporary directory
rds <- snp_readBed(bedfile, backingfile = tempfile())
# Loading the data from backing files
test <- snp_attach(rds)
str(test)
dim(G <- test$genotypes)
G[1:8, 1:8]
[Package bigsnpr version 1.12.2 Index]