SeqArray (version 1.8.0)

seqTranspose: Transpose Data Array

Description

Transpose data array or matrix for possibly higher-speed access

Usage

seqTranspose(gdsfile, var.name, compress=NULL, verbose=TRUE)

Arguments

gdsfile

a SeqVarGDSClass object

var.name

the variable name with '/' as a separator

compress

the compression option used in add.gdsn; or determine automatically if NULL

verbose

if TRUE, show information

Value

None.

Details

It is designed for possibly higher-speed access. More details will be provided in the future version.

See Also

seqGetData, seqApply

Examples

# the file name of VCF
(vcf.fn <- seqExampleFileName("vcf"))
# or vcf.fn <- "C:/YourFolder/Your_VCF_File.vcf"

# convert
seqVCF2GDS(vcf.fn, "tmp.gds")

# list the structure of GDS variables
f <- seqOpen("tmp.gds", FALSE)
f

seqTranspose(f, "genotype/data")
f

# the original array
index.gdsn(f, "genotype/data")
# the transposed array
index.gdsn(f, "genotype/~data")

# close
seqClose(f)
unlink("tmp.gds")