Separation of excitation source and vocal tract transfer function via an MVDR analysis of speech

IEEE Workshop on Applications of Signal Processing to Audio and Acoustics

Volumn 2003-January, Issue , 2003, Pages 115-118

  Santarelli, A ^a   Omologo, M ^a   Armani, L ^a  

^a ITC IRST   (Italy)

Author keywords

Equations; Filters; Inverse problems; Microphones; Predictive models; Resonance; Speech analysis; Speech processing; Transfer functions; Transforms

Indexed keywords

AUDIO ACOUSTICS; FACTORIZATION; FILTERS (FOR FLUIDS); INVERSE PROBLEMS; MATHEMATICAL TRANSFORMATIONS; MICROPHONES; RESONANCE; SIGNAL PROCESSING; SOURCE SEPARATION; SPECTRUM ANALYSIS; SPEECH ANALYSIS; SPEECH PROCESSING; TRANSFER FUNCTIONS;

ALL-POLE MODELING; EQUATIONS; EXCITATION SOURCES; MINIMUM VARIANCE DISTORTIONLESS RESPONSE; PREDICTIVE MODELS; SPECTRAL FACTORIZATIONS; SPECTRUM ESTIMATION; VOCAL TRACT TRANSFER FUNCTIONS;

AUDIO SIGNAL PROCESSING;

EID: 50249147719     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ASPAA.2003.1285833     Document Type: Conference Paper

References (7)

1. Murthi M. N., Rao B. D., "All-pole modeling of speech based on the minimum variance distortionless response spectrum", IEEE Trans. SAP, vol. 8, n. 3, may 2000.
2. Rabiner L. R., Schafer R. W., Digital processing of speech signals, Prentice Hall
3. Musicus B. R., "Fast MLM power spectrum estimation from uniformly spaced correlations", IEEE Trans. ASSP, vol. ASSP-33, pp. 133-135, oct. 1985
4. Sayed A. H., Kailath T., "A survey of spectral factorization methods", Numerical Linear Algebra with Applications 2001;08:467-496
5. Omologo M., Svaizer P., "Use of the Crosspower-Spectrum Phase in Acoustic Event Location", IEEE Transaction on Speech and audio Processing, May 1997, vol. 5, n. 3, pp. 288-292
6. Brandstein M.S., Ward D.B.(eds.), Microphone Arrays: Signal Processing Techniques and Applications, Springer Verlag, chap. 7
7. Yegnarayana B,, Mahadeva Prasanna S. R., Sreenivasa Rao K., "Speech enhancement using excitation source information", Proc. ICASSP 2002