
Performs XMotifs Biclustering based on the framework by Murali and Kasif (2003). Searches for a submatrix where each row as a similar motif through all columns. The Algorihm needs a discret matrix to perform.
# S4 method for matrix,BCXmotifs
biclust(x, method=BCXmotifs(), ns=10, nd=10, sd=5, alpha=0.05, number=100)
Returns an object of class Biclust
.
Data Matrix.
Here BCXmotifs, to perform Xmotifs algorithm
Number of columns choosen.
Number of repetitions.
Sample size in repetitions.
Scaling factor for column result.
Number of bicluster to be found.
Class "BiclustMethod"
, directly.
Sebastian Kaiser sebastian.kaiser@stat.uni-muenchen.de
Murali, T. & Kasif, S. Extracting Conserved Gene Expression Motifs from Gene Expression Data Pacific Symposium on Biocomputing, sullivan.bu.edu, 2003, 8, 77-88
biclust
, Biclust
data(BicatYeast)
x<-discretize(BicatYeast)
res <- biclust(x, method=BCXmotifs(), ns=20, nd=20, sd=5, alpha=0.01, number=10)
res
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