tests/cnr.R

In aroma.cn: Copy-Number Analysis of Large Microarray Data Sets

library("aroma.cn")

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# Build up a tumor CN profile
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pT <- cnr(1,1000, 2) +
     cnr(400,500) +
     cnr(600,800) +
     cnr(600,700) +
     cnr(100,200) - cnr(850,900)
print(pT)


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# Simulate CN signals from this profile
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cn <- simulateRawCopyNumbers(pT, n=2000, sd=1/2)
print(cn)


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# Plot
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plot(cn, col="#aaaaaa", ylim=c(0,5))
drawLevels(pT, col="#ff0000", lwd=3)