search for: subjtriallist

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

2009 May 21
3
index to select rows of a large matrix
Dear R Users, I have created a 1500 x 20000 data frame - DataSeq. Each of the 1500 rows represents a data sequence. I have another data frame iData that stores the information of these 1500 data sequences in the same order, for example, condition, gender, etc. If I use "subset" to select certain groups within iData according to some criteria that I have set, e.g. condition, gender Then