threshold {wavethresh} | R Documentation

## Threshold coefficients

### Description

Modify coefficients by thresholding or shrinkage.

This function is generic.

Particular methods exist for the following objects:

wd object
  the `threshold.wd` function is used;
imwd object
  the `threshold.imwd` function is used;
imwdc object
  the `threshold.imwdc` function is used;
irregwd object
  the `threshold.irregwd` function is used;
wd3D object
  the `threshold.wd3D` function is used;
wp object
  the `threshold.wp` function is used;
wst object
  the `threshold.wst` function is used.

### Usage

    threshold(...)

### Arguments

`...` | See individual help pages for details.

### Details

See individual method help pages for operation and examples.

### Value

Usually a copy of the input object but containing thresholded or shrunk coefficients.

### RELEASE

Version 2 Copyright Guy Nason 1993

### See Also

`imwd.object`, `imwdc.object`, `irregwd object`, `threshold.imwd`, `threshold.imwdc`, `threshold.irregwd`, `threshold.wd`, `threshold.wd3D`, `threshold.wp`, `threshold.wst` `wd.object`, `wd3D.object`, `wp.object`, `wst.object`.

[Package wavethresh version 4.0-2 Index]