thank you...getting worse though. X FileName Treatment FileName2 Biorep Culture Array targets$FileName 41741_1_1_1 41741_1_1_1 41741_1_1_1.txt Cn 1 1 t0 41741 41741_1_1_1.txt 41742_1_1_3 41742_1_1_3 41742_1_1_3.txt Cn 1 3 t0 41742 41742_1_1_3.txt 41744_1_4_4 41744_1_4_4 41744_1_4_4.txt Cn 1 4 t0 41744 41744_1_4_4.txt Anyways I should be able to tweek it with your hints, now! Fingers crossed. Cheers Massimo On Thu, May 7, 2009 at 3:58 PM, Pedro Lopez-Romero wrote: > Hi Massimo, > > just try > > > targets=cbind(targets,targets$FileName) > > targets[,1]=rownames(targets) > > colnames(targets)[4]='FileName2' > > targets > > p.- > > On Thu, May 7, 2009 at 9:31 AM, Massimo Pinto wrote: > >> Greetings all, >> please consider my targets file >> >> FileName Treatment GErep Biorep Culture Array >> t0Cn1 41741_1_1_1.txt Cn 1 1 t0 41741 >> t0Cn3 41742_1_1_3.txt Cn 1 3 t0 41742 >> .... >> >> how can I make read.targets() use my first targets column to define the >> row >> names, and make them available (as t0Cn1, toCn3 instead >> of 41741_1_1_1, 41742_1_1_3) for all plotting functions that are supplied >> in >> the Agi4x44PreProcess package? It would help extract sense from all of >> those >> plots. >> As an alternative, I may re-define the filenames, but it kind of make >> sense >> to retain their original names. Plus, it would be a declararion of defeat. >> >> Inspired by the help file for read.targets(), I am trying to borrow the >> argument row.names from the function read.data() >> >> > targets=read.targets(infile="Targets_T0.txt", row.names=1) >> to no avail, as I may be forcing read.targets() to work like read.data, >> while the two functions may not know each other. >> >> row.namesa vector of row names. This can be a vector giving the actual row >> names, or a single number giving the column of the table which contains >> the >> row names, or character string giving the name of the table column >> containing the row names. >> If there is a header and the first row contains one fewer field than the >> number of columns, the first column in the input is used for the row >> names. >> Otherwise if row.names is missing, the rows are numbered. >> Using row.names = NULL forces row numbering. Missing or NULL row.names >> generate >> row names that are considered to be ‘automatic’ (and not preserved by >> >> as.matrix >> ). >> >> thank you >> Massimo >> >> -- >> Massimo Pinto >> Post Doctoral Research Fellow >> Enrico Fermi Centre and Italian Public Health Research Institute (ISS), >> Rome >> http://claimid.com/massimopinto >> >> [[alternative HTML version deleted]] >> >> >> _______________________________________________ >> Bioconductor mailing list >> Bioconductor@stat.math.ethz.ch >> https://stat.ethz.ch/mailman/listinfo/bioconductor >> Search the archives: >> http://news.gmane.org/gmane.science.biology.informatics.conductor >> > > -- Massimo Pinto Post Doctoral Research Fellow Enrico Fermi Centre and Italian Public Health Research Institute (ISS), Rome http://claimid.com/massimopinto [[alternative HTML version deleted]]