thresh_n_gr {OmicsPLS}

Soft threshholding a vector with respect to a number of groups

Description

Soft threshholding a vector with respect to a number of groups

Usage

thresh_n_gr(w, keep_gr, index_gr)

Arguments

w

Numerical loading vector

keep_gr

How many groups to retain

index_gr

List of index and size. index are the index of variables belongs to the group in the original vector, size is the group size

Value

A list containing sparse loading vector and names of the selected groups