search for: alessia

Displaying 7 results from an estimated 7 matches for "alessia".

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2010 Jan 11
5
R for windows 64 bit
...any particular version of R to implement with windows 64 bit, in such a way to increase the amount of memory it can use? How should I increase the memory, and more importantly to set a higher max vector size? It still stops me saying "Could not allocate vector of size 145" thanks to all alessia
2010 Jan 11
2
sparseM and kronecker product_R latest version
...4 bit windows version) I got a problem that I never had: when I try to multiply with a kronecker product (%x%) two sparse matrixes I get the following message: Error in dim(x) <- length(x) : invalid first argument I never had this problem with previous versions of R. May you help me? thanks alessia
2009 Jun 18
1
quantile fixed effects with weights
...procedure for quantile fixed effects. I would like also to apply weights to the procedure, so that to give more weight to the observation that better represent my original sample (much larger than it is possible to use in R). Do you know if it is possible? How could I solve this problem? Thank you alessia
2008 Dec 09
2
motif search
Hi, I am very new to R and wanted to know if there is a package that, given very long nucleotide sequences, searches and identifies short (7-10nt) motifs.. I would like to look for enrichment of certain motifs in genomic sequences. I tried using MEME (not an R package, I know), but the online version only allows sequences up to MAX 60000 nucleotides, and that's too short for my needs..
2008 Jul 10
1
problems with rq.fit.sfn
...diagonals replaced with Inf when calling blkfct. Does anyone knows exactly what does it mean? What's this kind of error? Should I get worried about this message? The matrix I use is a full rank matrix (and indeed I do not have any message about singularity problems). Many thanks for your help alessia
2008 Jun 24
0
sparse matrix and block of R
...to continue to run the program. I thought the problem was the dimension of data, but people told me they are not so huge. Can you help to understand this problem? I tried also on other PC's and gives me the same problem. If the problem is the memory, is there any way to increase it? many thanks alessia
2011 Jul 11
0
invalid subscript type 'list'
...,header=T) subset<-read.csv("C:/..../summer03_subset.csv",header=T) ruf.fit(UD~veg+openness+elevation+slope+rivers+road1+road2+road3,space=~easting+northing,data=input,subset=subset,name="summer 2003", standardized=FALSE) Any suggestions on what could be causing the error? Alessia Uboni [[alternative HTML version deleted]]