[R] SVMREF infinte number of genes

Bert Gunter gunter.berton at gene.com
Mon Jun 17 21:11:10 CEST 2013


I think proving  whether P = NP would be easier than plotting an
infinite number of genes..

;-)

-- Bert

On Mon, Jun 17, 2013 at 11:49 AM, nofe ganmi <nghanimi at gmail.com> wrote:
> dear all,
>
> I am a student in cs college. I would like to know how to plot infinte
> number of genes after using the svm.
>
> the data set i have consists of
>
> x which is a matrix of 39 cancer patients [rows] and 2000 gene names
> [colmns]. each cell is the value of the gene for a particular patient.
> there are two types of cancer people  representedas factor y.
>
> here is the code:
> library(e1071)
> #load database
>
> db <-
> read.csv(file="databases\\colon-cancer\\colon-cancer.csv",head=FALSE,sep=",")
>
> x = as.matrix(db[,1:(ncol(db)-1)])
>  y = as.factor(db[,ncol(db)])
>
>
>   svmModel = svm(x, y, cost = 10, cachesize=500,  scale=F,
>  type="C-classification", kernel="linear" )
>
> Now how to plot this infinte number of genes after classification using
> SVM???
>
> thanks
>
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>
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-- 

Bert Gunter
Genentech Nonclinical Biostatistics

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