I have one idea : sum(int(Sparsevec.==val)) is faster way ? Paul
W dniu czwartek, 21 sierpnia 2014 16:02:14 UTC+2 użytkownik paul analyst napisał: > > In a vector or a table (sparse) I have a rare value 0, 1, 2, 3, 5.12. > How to quickly count the frequencies of individual instances of values? > Paul >
