Message-ID: <428B14C4.6010606@bordeaux.inra.fr>
Date: 2005-05-18T10:11:16Z
From: Jonathan Charrier
Subject: extract with condition
hello everybody,
i want to extract the name of the rows for the value = "TRUE"
these names give for the next program a list of file
i try many functions, and indexation but no solution give to me, i
transform only the matrix.
thanks a lot
Jonathan Charrier
nmodT <- Y.obs1
Q <- 3
T <- length(nmodT[,1])*Q
qsd <- colSums(nmodT)
qsd <- as.matrix(qsd)
aqw<- qsd>T
aqw
[,1]
2003-01-01 FALSE
2003-01-11 TRUE
2003-01-21 TRUE
2003-02-01 TRUE
2003-02-11 TRUE
2003-02-21 TRUE
2003-03-01 TRUE
2003-03-11 TRUE
2003-03-21 TRUE
2003-04-01 TRUE
2003-04-11 TRUE
2003-04-21 TRUE
2003-05-01 TRUE
2003-05-11 TRUE
2003-05-21 TRUE
2003-06-01 TRUE
2003-06-11 TRUE
2003-06-21 TRUE
2003-07-01 TRUE
2003-07-11 TRUE
2003-07-21 TRUE
2003-08-01 TRUE
2003-08-11 TRUE
2003-08-21 TRUE
2003-09-01 TRUE
2003-09-11 TRUE
2003-09-21 TRUE
2003-10-01 TRUE
2003-10-11 TRUE
2003-10-21 TRUE
2003-11-01 TRUE
2003-11-11 TRUE
2003-11-21 TRUE
2003-12-01 TRUE
2003-12-11 TRUE
2003-12-21 TRUE