Soft thresholding for DCT speech enhancement

Electronics Letters

Volumn 38, Issue 24, 2002, Pages 1605-1607

  Salahuddin, S ^a   Al Islam, S Z ^a   Hasan, Md K ^a   Khan, M R ^a  

^a BANGLADESH UNIVERSITY OF ENGINEERING AND TECHNOLOGY   (Bangladesh)

Author keywords

[No Author keywords available]

Indexed keywords

ADAPTIVE FILTERING; AMPLITUDE MODULATION; COSINE TRANSFORMS; MATHEMATICAL MODELS; SIGNAL TO NOISE RATIO; SPURIOUS SIGNAL NOISE;

AMPLITUDE THRESHOLDING; DISCRETE COSINE TRANSFORMS; NOISE LEVEL SUBTRACTION LEVEL; SOFT THRESHOLDING; SPEECH ENHANCEMENT;

SPEECH PROCESSING;

EID: 0037153559     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20020990     Document Type: Article

References (4)

1. SOON, I.Y., KOH, S.N., and YEO, C.K.: 'Noisy speech enhancement using discrete cosine transform', Speech Commun., 1998, 24, pp. 249-257
2. DONOHO, D.L.: 'De-noising by soft-thresholding', IEEE Trans. Inf. Theory, 1995, 41, pp. 613-627.
3. BAHOURA, M., and ROUAT, J.: 'Wavelet speech enhancement based on the teager energy operator', IEEE Signal Process. Lett., 2001, 8, (1), pp. 10-12
4. HASAN, M.K., ZILANY, M.S.A., and KHAN, M.R.: 'DCT speech enhancement with new hard and soft thresholding criteria', Electron. Lett., 2002, 38, (13), pp. 669-670