Title :
De-noising by modified soft-thresholding
Author_Institution :
Shandong Univ., Jinan, China
Abstract :
Based on the soft-thresholding, a new noise smoother is introduced in this letter. Since a new statistics is used to make the estimation, the proposed algorithm can smooth both white and impulsive noise efficiently
Keywords :
impulse noise; signal reconstruction; wavelet transforms; white noise; de-noising; impulsive noise; modified soft-thresholding; noise smoother; signal reconstruction; wavelet transforms; white noise; Discrete wavelet transforms; Electronic mail; Gaussian noise; Low pass filters; Noise level; Noise reduction; Smoothing methods; Wavelet domain; Wavelet transforms; White noise;
Conference_Titel :
Circuits and Systems, 2000. IEEE APCCAS 2000. The 2000 IEEE Asia-Pacific Conference on
Conference_Location :
Tianjin
Print_ISBN :
0-7803-6253-5
DOI :
10.1109/APCCAS.2000.913631