User: chawla

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chawla190
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Posts by chawla

<prev • 19 results • page 1 of 2 • next >
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Answer: A: Is GO.db out of date?
... Hi Sorry I could get back to this before Here is my sessionInfo() R version 2.13.0 (2011-04-13) Platform: x86_64-unknown-linux-gnu (64-bit) locale: [1] C attached base packages: [1] grid stats graphics grDevices utils datasets methods [8] base other attached packages: [1] GO.db_2.5 ...
written 6.7 years ago by chawla190
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Is GO.db out of date?
... Hi I am using GO.db package for finding GO terms for a given Id. I failed to find few of these for example : GO:0001200, GO:0001227, GO:0001228 I used the code : goterms<-unlist(eapply(GOTERM,function(x) x@Term)) goterms<-as.matrix(goterms) which(rownames(goterms)=="GO:0001200") >integer(0 ...
transcription go written 6.7 years ago by chawla190
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Comment: C: Fwd: problem with reading gpr files
... Hey concerning my earlier mail I think I found the solution, it was to trick limma to read one colour data via Cy3 <- "F532 Mean" RG <- read.maimages(source="genepix",columns=list(R=Cy3,G=Cy3)) Thanks. Konika On Mar 7, 2013, at 12:21 PM, Maciej Jończyk wrote: >> From: konika chawla ...
written 6.7 years ago by chawla190
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Comment: C: Fwd: problem with reading gpr files
... Dear Dr Maciej I used myfiles <- dir(pattern=3D"gpr") also reads the gpr files, but just for trying it again I created a target file as prescribe on limma documentation. and then try to read the gpr files, it still gives the same error. here is the piece of code I used library(limma) targets < ...
written 6.7 years ago by chawla190
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Fwd: problem with reading gpr files
... > > (Posting it a second time ..) > Hi > I am new to analyzing gpr files and I am getting an error in the first stage of reading them. > Here is the code: > >> library(marray) >> myfiles <- dir(pattern="gpr") >> data<-read.GenePix(myfiles) > where I get t ...
written 6.7 years ago by chawla190 • updated 6.7 years ago by Maciej Jończyk720
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problem with reading gpr files
... Hi I am new to analyzing gpr files and I am getting an error in the first stage of reading them. Here is the code: > library(marray) > myfiles <- dir(pattern="gpr") > data<-read.GenePix(myfiles) where I get the error > Error in `[.data.frame`(dat, , name.Rf) : undefined columns se ...
written 6.7 years ago by chawla190
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trouble with installing biomaRt in R-2.15
... Hi In R 2.15.2 I try to install biomaRt and Rcurl by source("http://bioconductor.org/biocLite.R") biocLite("biomaRt") And I get the error below after some lines of processing: ERROR: compilation failed for package 'RCurl' * removing '/gpfs/norstore_trd/user/chawla/R/x86_64-unknown-linux-gnu- libra ...
biomart written 6.9 years ago by chawla190 • updated 6.9 years ago by Steve Lianoglou12k
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Comment: C: Using Anova for microarray data
... Hi Thank you all for suggestions, I will try to figure out the problem. I regret the inconvenience caused. Thanks again, Konika [[alternative HTML version deleted]] ...
written 7.6 years ago by chawla190
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Comment: C: Using Anova for microarray data
... Hi Sorry but if you mean http://bioconductor.org/packages/2.6/bioc/vignettes/limma/inst/doc/use rsguide.pdf There is nothing about using anova in this document. Could you please point me to another document, which explains ANOVA? Thanks Konika On 03/26/2012 03:57 PM, James W. MacDonald wrote: > ...
written 7.6 years ago by chawla190
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Comment: C: Using Anova for microarray data
... Hi I tried using the code below for the data design I have aof <- function(x) { m<-data.frame(time, treatmentA, treatmentB, x); anova(aov(x ~ time + treatmentA + treatmentB + time * treatmentA * treatmentB, m)) } time <- factor(c(1,1,1,2,2,2,1,1,1,2,2,2,1,1,1,2,2,2)) treatmentA<- ...
written 7.6 years ago by chawla190

Latest awards to chawla

Popular Question 6.7 years ago, created a question with more than 1,000 views. For Using biomaRt for getting Go Terms
Popular Question 6.7 years ago, created a question with more than 1,000 views. For Using Anova for microarray data
Popular Question 6.7 years ago, created a question with more than 1,000 views. For Go terms attributes not available on Biomart ensembl

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