soft {epca}R Documentation

Soft-thresholding

Description

Perform soft-thresholding given the cut-off value.

Usage

soft(x, t)

Arguments

x

any numerical matrix or vector.

t

numeric, the amount to soft-threshold, i.e., sgn(x_{ij}) (|x_{ij}-t|)_+.

[Package epca version 1.1.0 Index]