Enhanced multidimensional spatial functions for unambiguous localization of multiple sparse acoustic sources

ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings

Volumn , Issue , 2012, Pages 213-216

  Nesta, Francesco ^a   Omologo, Maurizio ^a  

^a ITC IRST   (Italy)

Author keywords

kernel methods; multidimensional signal processing; multiple speaker localization; sparse sources; TDOA estimation

Indexed keywords

ACOUSTIC SOURCE LOCALIZATION; ACOUSTIC SOURCES; EVALUATION RESULTS; GLOBAL COHERENCE; KERNEL METHODS; L1 NORM; MULTIDIMENSIONAL SIGNAL PROCESSING; MULTIPLE SOURCE; RESPONSE POWER; SIMULATED DATA; SINGLE SOURCE; SPATIAL FUNCTIONS; SPEAKER LOCALIZATION; STANDARD METHOD; TIME FREQUENCY DOMAIN;

ACOUSTICS;

SIGNAL PROCESSING;

EID: 84867609829     PISSN: 15206149     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICASSP.2012.6287855     Document Type: Conference Paper

References (7)

1. M. Brandstein and D. Ward, Eds., Microphone Arrays. Springer, 2001.
2. R. DeMori, Ed., Spoken Dialogue with Computers. London: Academic Press, 1998.
3. A. Brutti, M. Omologo, and P. Svaizer, "Localization of multiple speakers based on a two step acoustic map analysis," in ICASSP, 2008.
4. F. Nesta and M. Omologo, "Generalized state coherence transform for multidimensional tdoa estimation of multiple sources," Audio, Speech, and Language Processing, IEEE Transactions on, 2011.
5. F. Nesta and A. Brutti, "Self-clustering non-euclidean kernels for improving the estimation of multidimensional TDOA of multiple sources," in HSCMA, 2011.
6. H. Sawada, S. Araki, R. Mukai, and S. Makino, "Solving the permutation problem of frequency-domain bss when spatial aliasing occurs with wide sensor spacing," in Proc. of ICASSP, vol. 5, Toulouse, France, May 2006.
7. T. Gustaffson, B. D. Rao, and M. Trivedi, "Source localization in reverberant environments: Modeling and statistical analysis," IEEE Transactions on Speech and Audio Processing, vol. 11, no. 6, pp. 791-803, Nov. 2003.