ColumnReader-class {neuroim2} | R Documentation |
ColumnReader
Description
A class that supports reading of data from a matrix-like storage format, such as a file or a database, in a column-wise manner.
Slots
nrow
An
integer
representing the number of rows in the matrix-like storage.ncol
An
integer
representing the number of columns in the matrix-like storage.reader
A
function
that takes a set of column indices as input and returns amatrix
containing the requested columns from the storage.
[Package neuroim2 version 0.8.1 Index]