Nothing
`adalasso.net` <-
function(X, k=10,use.Gram=FALSE,both=TRUE,verbose=FALSE,intercept=TRUE)
{
p <- ncol(X)
X <- scale(X) # data needs to be centered and standardized
colnames(X) <- 1:p # each column gets a name
B.lasso<-B.adalasso <- matrix(0, nrow=p, ncol=p)
colnames(B.lasso) <- colnames(B.adalasso)<-1:p
pcor.adalasso<-NULL
if (verbose==TRUE){
cat(paste("Performing local (adaptive) lasso regressions\n"))
cat(paste("Vertex no "))
}
for (i in 1:p) ## visit all nodes
{
if (verbose==TRUE){
if ((i/10)==floor(i/10)) {
cat(paste(i,"..."))}
}
noti <- (1:p)[-i]
yi <- X[ ,i] ## response
Xi <- X[ ,noti] ## predicted by all other nodes with i missing
## perform adaptive lasso regression & extract regression coefficients
dummy <- adalasso(Xi, yi, k=k,use.Gram=use.Gram,both=both,intercept=intercept)
coefi.lasso<-dummy$coefficients.lasso
B.lasso[i,-i] <- coefi.lasso
if (both==TRUE){
coefi.adalasso<-dummy$coefficients.adalasso
B.adalasso[i,-i] <- coefi.adalasso
}
}
pcor.lasso<-Beta2parcor(B.lasso,verbose=verbose)
if (both==TRUE){
pcor.adalasso <- Beta2parcor(B.adalasso,verbose=verbose)
}
cat(paste("\n"))
return(list(pcor.lasso=pcor.lasso,pcor.adalasso=pcor.adalasso))
}
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