svdr {pdmclass} | R Documentation |
This function is used by pdmClass
and pdmGenes
to
classify microarray data by principal components regression. It is an
internal function and not intended to be called by the end user.
svdr(X, y, dimension)
X |
A numeric matrix assumed to be centred so columns sum to zero. |
y |
A numeric vector assumed to sum to zero. |
dimension |
The number of PLS factors in the model, which must be
less than or equal to the rank of X . |
An object of class svd
, containing the following items:
fitted.values |
The fitted values. |
coefficients |
The model coefficients. |
dimension |
The number of PLS factors in the model. |
xmeans |
The sample means. |
Debashis Ghosh
http://www.sph.umich.edu/~ghoshd/COMPBIO/POPTSCORE