Elementwise minimum

min_scalar: Take minumum with a global constant

min_by_row: Take the minimum with a per-row constant

min_by_col: Take the minimum with a per-col constant

Usage

min_scalar(mat, val)

min_by_row(mat, vals)

min_by_col(mat, vals)

Arguments

mat

IterableMatrix

val

Single positive numeric value

Value

IterableMatrix

Details

Take the minimum value of a matrix with a per-row, per-col, or global constant. This constant must be >0 to preserve sparsity of the matrix. This has the effect of capping the maximum value in the matrix.