SparseplusLowRank-class {softImpute} | R Documentation |
"SparseplusLowRank"
A structured matrix made up of a sparse part plus a low-rank part, all which can be stored and operated on efficiently.
Objects can be created by calls of the form
new("SparseplusLowRank", ...)
or by a call to splr
x
:Object of class "sparseMatrix"
a
:Object of class "matrix"
b
:Object of class "matrix"
signature(x = "ANY", y = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank", y = "ANY")
: ...
signature(x = "Matrix", y = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank", y = "Matrix")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank", type = "character")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank")
: ...
signature(x = "SparseplusLowRank")
: ...
Trevor Hastie and Rahul Mazumder
softImpute
,splr
showClass("SparseplusLowRank") x=matrix(sample(c(3,0),15,replace=TRUE),5,3) x=as(x,"sparseMatrix") a=matrix(rnorm(10),5,2) b=matrix(rnorm(6),3,2) new("SparseplusLowRank",x=x,a=a,b=b) splr(x,a,b)