inchol-class {kernlab} | R Documentation |
The reduced Cholesky decomposition object
Objects can be created by calls of the form new("inchol", ...)
.
or by calling the inchol
function.
.Data
:Object of class "matrix"
contains
the decomposed matrix
pivots
:Object of class "vector"
contains
the pivots performed
diagresidues
:Object of class "vector"
contains
the diagonial residues
maxresiduals
:Object of class "vector"
contains
the maximum residues
Class "matrix"
, directly.
signature(object = "inchol")
: returns
the diagonial residues
signature(object = "inchol")
: returns
the maximum residues
signature(object = "inchol")
: returns
the pivots performed
Alexandros Karatzoglou
alexandros.karatzoglou@ci.tuwien.ac.at
data(iris)
datamatrix <- as.matrix(iris[,-5])
# initialize kernel function
rbf <- rbfdot(sigma=0.1)
rbf
Z <- inchol(datamatrix,kernel=rbf)
dim(Z)
pivots(Z)
diagresidues(Z)
maxresiduals(Z)