colSumByFactor {sccore} | R Documentation |
Calculates factor-stratified sums for each column
Description
Calculates factor-stratified sums for each column
Usage
colSumByFactor(sY, rowSel)
Arguments
sY |
sparse matrix (dgCmatrix) |
rowSel |
integer factor. Note that the 0-th column will return sums for any NA values; 0 or negative values will be omitted |
Value
Matrix
[Package sccore version 1.0.5 Index]