sigaR (version 1.18.0)

cghSeg2subset: Subsetting cghSeg-objects.

Description

Limit an cghSeg object to a subset of its features.

Usage

cghSeg2subset(CNdata, featureSubset, verbose=TRUE)

Arguments

CNdata

Object of class cghSeg.

featureSubset

Object of class numeric, containing the row numbers of features to be maintained in the cghSeg-object.

verbose

Logical indicator: should intermediate output be printed on the screen?

Value

Object of class cghSeg, restricted to the specified subset of features.

References

Van de Wiel, M.A., Kim, K.I., Vosse, S.J., Van Wieringen, W.N., Wilting, S.M. , Ylstra, B. (2007), "CGHcall: an algorithm for calling aberrations for multiple array CGH tumor profiles", Bioinformatics, 23, 892-894.

See Also

cghSeg.

Examples

# load data
data(pollackCN16) 

# transform the cghCall-object to a cghSeg-object
pollackCN16 <- cghCall2cghSeg(pollackCN16)

# subset the copy number data
pollackCN16 <- cghSeg2subset(pollackCN16, c(1:50))