Nothing
knnsvdGP <- function(design, resp, X0=design, nn=20, nsvd = nn, frac = .95,
gstart = 0.0001, nstarts = 5,centralize=FALSE, maxit=100,
errlog = "", nthread = 1, clutype="PSOCK")
{
if(.Machine$sizeof.pointer != 8)
{
cat("the current version only supports 64-bit version of R\n")
return(NULL)
}
if(!is.matrix(design)) stop("design must be a matrix")
if(!is.matrix(resp)) stop("resp must be a matrix")
N <- nrow(design)
m <- ncol(design)
if(ncol(resp) != N)
stop("number of design points and responses are not consistent")
tlen <- nrow(resp)
if(!is.matrix(X0) && length(X0) != m)
stop("illegal form of prediction set")
if(!is.matrix(X0)) X0 <- matrix(X0,ncol=m)
if(ncol(X0) != m) stop("dimensions of design and prediction set are not consistent")
M <- nrow(X0)
if(centralize)
{
rmean <- apply(resp,1,mean)
resp <- (resp-rmean)
}
mssuf <- if(nstarts>1) "ms" else ""
clsuf <- if(nthread <= 1) "" else if(clutype != "OMP") "Paral" else "OMP"
workerstr <- paste("lasvdgp",mssuf,clsuf,sep="")
workerfun <- get(workerstr)
ret <- workerfun(X0,design,resp,nn,nn,frac=frac,gstart=gstart,nstarts=nstarts,
maxit=maxit,verb=0,errlog=errlog,nthread=nthread,clutype=clutype)
if(centralize) ret$pmean <- ret$pmean+rmean
return(ret)
}
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