search for: cterm1_p0h

Displaying 2 results from an estimated 2 matches for "cterm1_p0h".

2013 Feb 01
29
cumulative sum by group and under some criteria
Thank you very much for your reply. Your code work well with this example. I modified a little to fit my real data, I got an error massage. Error in split.default(x = seq_len(nrow(x)), f = f, drop = drop, ...) : Group length is 0 but data length > 0 On Thu, Jan 31, 2013 at 12:21 PM, arun kirshna [via R] < ml-node+s789695n4657196h87@n4.nabble.com> wrote: > Hi, > Try this: >
2013 Mar 10
0
max row
...NA;? >>>>x[,9:10][x$Qm<=c11,]<-cumsum(x[,5:6][x$Qm<=c11,]);? >>>>x[,11:12][x$Qn<=c12,]<-cumsum(x[,5:6][x$Qn<=c12,]); >>>>x[,13:14]<-cumsum(x[,5:6]);? >>>>colnames(x)[9:14]<- c("cterm1_P0L","cterm1_P1L","cterm1_P0H","cterm1_P1H","sumTerm1_p0","sumTerm1_p1");? >>>>x1<-na.locf(x);? >>>>x1[,9:14][is.na(x1[,9:14])]<-0;? >>>>x1} >>>>))? >>>>row.names(d2)<-1:nrow(d2) >>>> >>>>head(d2) >...