longdf2gctMatrix: Convert a long data.frame into a GctMatrix

In ribiosIO: Input/Output Utilities of the 'ribios' Suite

Convert a long data.frame into a GctMatrix

Description

Convert a long data.frame into a GctMatrix

Usage

longdf2gctMatrix(
  longdf,
  row.col = 1L,
  desc.col = 2,
  column.col = 3,
  value.col = 4,
  missingValue = NULL
)

Arguments

longdf	A data.frame object
row.col	Integer or character string, index or name of the column in which row names are stored
desc.col	Integer or character string,, index or name of the column in which feature descriptions are stored
column.col	Integer or character string, index or name of the column in which sample names are stored
value.col	Integer or character string, index or name of the column in which values are stored
missingValue	Value used for missing values. If NULL, missing values are reported as NA and a warning will be raised if any value is missing. If NA, missing values are reported as NA and no warning is raised.

Value

A GctMatrix object

Examples

idir <- system.file("extdata", package="ribiosIO")
sample.gct.file <- file.path(idir, "test.gct")
test.mat <- read_gct_matrix(sample.gct.file, keep.desc=TRUE)
test.long <- gctMatrix2longdf(test.mat)
test.rmat <- longdf2gctMatrix(test.long)

ribiosIO documentation built on Feb. 20, 2026, 5:09 p.m.