R/soft_thresholding.R

In sirt: Supplementary Item Response Theory Models

Defines functions soft_thresholding

Documented in soft_thresholding

## File Name: soft_thresholding.R
## File Version: 0.07


soft_thresholding <- function( x, lambda )
{
    x_abs <- abs(x)
    x <- ifelse( x_abs > lambda, x - sign(x) * lambda, 0 )
    return(x)
}


mlnormal_soft_thresholding <- soft_thresholding

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