antonio rodriguez escribió: > Christos Hatzis escribió: >> Use a list to store the partial matrices: >> >> z <- vector("list", 189) >> for(i in 1:189) >> z[[i]] <- subset(...) >> > Hi Christos, > > I've tried it but it died unexpectedly with a (Killed) message and the > linux console prompt again. I think I have enough memory (512) and a > pretty good processor (P4, 2.8) > > Antonio > Hi Christos,
I apologize for the above. Don't know what happen the first time but it's OK now Thanks! Antonio > > >> -Christos >> >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED] On Behalf Of antonio rodriguez >> Sent: Tuesday, November 07, 2006 2:01 PM >> To: R-Help >> Subject: [R] subsetting a matrix and filling other >> >> Hi, >> >> Having a matrix F(189,6575) I want to do this: >> >> z1<-subset(F[,1], F[,1] >= 5 & F[,1] <= 10) . >> . >> . >> z189<-subset(F[,189], F[,189] >= 5 & F[,189] <= 10) >> >> I would prefer to have an empty matrix, say 'z' in order to fill its >> columns >> with the output of subsetting F. But each of the subsets can differ in >> length. It's to say: >> >> length(z1) >> 1189 >> >> length(z2) >> 1238 >> >> Don't know how to set up this with a for loop or the use of apply: >> >> z<-189 >> for (i in 1:189) >> {z[i]<-subset(F.zoo[,i], F.zoo[,i] >= 5 & z1 <= 10)} >> >> Error in z[i] <- subset(F.zoo[, i], F.zoo[, i] >= 5 & z1 <= 10) : >> nothing to replace with >> >> or >> >> z<-matrix(0,6575,189) >> for (i in 1:189) >> {z[i]<-subset(F.zoo[,i], F.zoo[,i] >= 5 & z1 <= 10)} >> >> new error >> >> >> Thanks, >> >> Antonio >> >> ______________________________________________ >> R-help@stat.math.ethz.ch mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> >> >> >> >> > > ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.