[R] How can i change the number of iterations in lme function

lme2<-lme(y~ age + time + timeDay,data= DF, random=~time |id/timeDay) Error in lme.formula(y ~ age + time + timeDay, data = DF, random = ~time |  :    nlminb problem, convergence error code = 1   message = iteration limit reached without convergence (10) [[alternative HTML version deleted]

[R] identical matrices

Dear R users, I want to check matrices when i change the order of the rows or/and the order of the columns or/and the combination of them i will give an example what i want  1  -1  1  1  1  1   1  1 -1  -1 -1 -1    -1 -1  -1  -1   1  1    1  1 1 -1    1   1 these 2 matrices are iden

[R] i want to put the results of the list in a for loop

Dear R users, i want to put the results of a list to a for loop. i will give an example m1<-matrix(rep(1,15),ncol=5)   ind.sgn <- lapply(1:ncol(m1), combn, x = ncol(m1))  ind.sgn [[1]] [,1] [,2] [,3] [,4] [,5] [1,]    1    2    3    4    5 [[2]] [,1] [,2] [,3] [,4] [,5] [,6] [,7] [,8]

[R] problem with "any" function

Dear R users, I have the "any" function of R  any(ind.c, ind.r, ind.sgn) all are logical factors  it works fine when any of three is true but when they are combined it doesnt work. i tried this any(ind.c, ind.r, ind.sgn,((ind.c==TRUE) & (ind.r==TRUE)), ((ind.c==TRUE) & (ind.sgn==TRUE)),((ind.

[R] help with a programme

Dear R users, I have a problem i want to check some patrices and check them if they are identical when from the one i change the order of the rows (the first row goes third etc) or/and change the order of the columns or/and if i change the signs of the one or more columns  isomorphic <- funct

[R] strange results

Dear R users, i want to check matrices if they are identical when i change the rows or the columns or the signs of the one or more columns isomorphic <- function (m1, m2) {         combs.c <- combn(ncol(m1), 2)     nc <- ncol(combs.c)     ind.c <- vector("logical", nc)     for (i in 1:nc) {    

[R] multiply each row in a matrix with the help of the for loop

Dear R users, I have this program aa<-array(rep(0,27),dim=c(3,3,3)) a<-matrix(rep(1,9),ncol=3) n<-0 for (i in 1:3) {            a[i,]<-a[i,]*(-1)       n<-n+1       aa[,,n]<-a[i,] } but i real want to multiply each row  with -1 according to for loop and after that to put it in the array.  I w

[R] Selected matrices of an array and put into a list

Dear R users, I have an array that has matrices that i want BB[16,5,2:27] i want to put each of the 26 matrices into a List  thanks in advance [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailma

[R] error message

Dear R users,  BB1<-array(rep(0,14400),dim=c(16,5,12,15)) >  > for (i in 2:13) { +   BB1[,,(i-1),1]<-BB[,,i] + } >  >  > length<-rep(0,15) > CC<-array(rep(0,1200),dim=c(16,5,15)) > n<-12 > l<-0 >  > fun1 <- function(x, y){ +     all(sapply(seq_len(nrow(x)), function(i) +          identical(x[i,],

[R] changing the signs in rows or columns in matrices and check them if they are identical

Dear R users, i have this problem with matrices i want to check between two matrices if they are isomorphic i will give an example for what excactly i want   1 -1  1                                 -1  1   1 -1   1  -1                                1  -1  -1   1  1   -1                          

[R] Changing the signs in rows or columns in matrices and check the matrices if they are identical

i have this problem with matrices i want to check between two matrices if they are isomorphic i will give an example for what excactly i want   1 -1  1                                 -1  1   1 -1   1  -1                                1  -1  -1   1  1   -1                                1   1  -1

[R] Error message

Dear R users, I have this problem with memory i guess  AA<-array(rep(0,96096000),dim=c(16,5,3003,400)) Error: cannot allocate vector of size 733.2 Mb can anyone help me,  Thanks in advance... [[alternative HTML version deleted]] __ R-help@r-pr

[R] Swap rows and columns in a matrix

Dear R users, I want a help to write an algorithm for swapping rows and columns in a matrix thanks in advance [[alternative HTML version deleted]] __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read

[R] Isomorphic matrices

Dear R users,  I have 2 matrices dim(16x5) below and i want to write an algorithm that check the 2 matrices if they are isomorphic ones (Isomorphic matrices: if I change the rows or/and columns or/and zeros into 1 and 1 into zeros in a row(s) or column(s) are the 2 matrices identical). 0    0  

[R] Put submatrices in an array

Dear R users, I have a Hadamard matrix 16x15 and i want to put 16x5 submatrices in an array put i have an error. > A1<-matrix(c(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, + 1,0,1,0,1,0,1,0,1,0,1,0,1,0,1, + 0,1,1,0,0,1,1,0,0,1,1,0,0,1,1, + 1,1,0,0,1,1,0,0,1,1,0,0,1,1,0, + 0,0,0,1,1,1,1,0,0,0,0,1,1,1,1, + 1,0

[R] Check Isomorphism between matrices

I have 3003 16x5 submatrices from a hadamard matrice of 16x15. I want to write an algorithm that check all of these 3003 matrices if they are isomorphic and i want to find and keep the non-isomorphic ones. Any help will be welcome.  [[alternative HTML version deleted]] __