Objects can be created by calls of the form
fitProbeLevelModel(FeatureSetObject), where
FeatureSetObject is an object obtained through
read.celfiles or read.xysfiles, representing intensities
observed for different probes (which are grouped in probesets or
meta-probesets) across distinct samples.
References
Bolstad, BM (2004) Low Level Analysis of High-density
Oligonucleotide Array Data: Background, Normalization and
Summarization. PhD Dissertation. University of California,
Berkeley.