threshold {wavethresh}

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

Author(s)

G P Nason

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.