Read a subset of rows and columns from the data matrix

Read a subset of rows and columns from the data matrix

Usage

mmutil_read_rows_columns(
  mtx_file,
  memory_location,
  r_row_index,
  r_column_index,
  verbose = FALSE
)

Arguments

mtx_file

data file

memory_location

column -> memory location

r_row_index

row indexes to retrieve (1-based)

r_column_index

column indexes to retrieve (1-based)

verbose

verbosity

Value

a dense sub-matrix