coriell Array CGH data set of Coriell cell lines fastseg Detection of breakpoints using a fast segmentation algorithm based on the cyber t-test. fastsegData Example data set for fastseg segPlot Plots the data from a copy number array experiment (aCGH, ROMA etc.) along with the results of segmenting it into regions of equal copy numbers. toDNAcopyObj Function to create a DNAcopy object for plot functions.