search for: nomatchingrows

Displaying 1 result from an estimated 1 matches for "nomatchingrows".

2009 Feb 11
3
Filter a big matrix
Hi, I have a big matrix X with M rows and N columns that I want to filter it into smaller ones with m (<M) rows and N columns. The filter rule is based on the values of each columns, i.e. X looks like this: column name: a, b, c, d, ... etc a b c d ... 1 2 3 4 ... 5 6 7 8 ... 9 8 7 6 ... ... ... ... ... The filter rule with the result that I want is: