read_named_MM_header {ReDaMoR}

Read the header of a named sparse matrix in MatrixMarket text format

Description

Read the header of a named sparse matrix in MatrixMarket text format

Usage

read_named_MM_header(file, guess_max = 20)

Arguments

file

the file to read

guess_max

the number of lines to read to find the header. (4 should be sufficient. Default: 20)

Value

A list with the following fields:

• rownames: a character vector with the matrix row names

• colnames: a character vector with the matrix column names

• rows: the number of matrix rows

• columns: the number of matrix columns

• values: the number of values in the matrix

• header_length: the number of lines in the header