<< Tools for DeNoising Signals with White Gaussian Noise Tools for DeNoising Signals with White Gaussian Noise CohWave >>

Wavelab Toolbox >> Wavelab Toolbox > Tools for DeNoising Signals with White Gaussian Noise > CPDeNoise

CPDeNoise

De-Noising in an adaptively chosen CP basis

Calling Sequence

[Clean,bb,st] = CPDeNoise(x,D,bell)

Parameters

Inputs:

x :

1-d signal to be de-noised.

D :

maximum allowed depth of basis tree

bell:

bell for time splitting

Outputs:

Clean:

cleaned signal

bb :

basis tree naming basis in which de-noising was done

st :

stat tree: statistics driving basis search

Description

1. Assumes noise level == 1 2. Uses Stein Unbiased Estimate of risk to evaluate basis 3. Uses Coifman-Wickerhauser Best Basis algorithm to select best basis

See also

Authors

<< Tools for DeNoising Signals with White Gaussian Noise Tools for DeNoising Signals with White Gaussian Noise CohWave >>