samp_from_mat | R Documentation |
Takes a matrix in which columns sum to one. For each column, performs a single multinomial draw from the rows, weighted by their values in that column
samp_from_mat(M)
M |
a matrix whose columns are reals summing to one |
a vector length = ncol(M)
of indices, with each element being
the row that was chosen in that column's sampling
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