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ICASSP
2011
IEEE
14 years 10 months ago
Classifier subset selection and fusion for speaker verification
State-of-the-art speaker verification systems consists of a number of complementary subsystems whose outputs are fused, to arrive at more accurate and reliable verification deci...
Filip Sedlak, Tomi Kinnunen, Ville Hautamäki,...
ICASSP
2011
IEEE
14 years 10 months ago
Directionality-based speech enhancement for hearing aids
In this work we describe methods for using the directionality of sound energy as a criterion to estimate single- and multichannel linear filters for suppression of diffuse noise ...
John Woodruff, DeLiang Wang
ICASSP
2011
IEEE
14 years 10 months ago
Blind extraction of improper quaternion sources
Blind extraction of quaternion-valued latent sources is addressed based on their local temporal properties. The extraction criterion is based on the minimum mean square widely lin...
Soroush Javidi, Clive Cheong Took, Cyrus Jahanchah...
ICASSP
2011
IEEE
14 years 10 months ago
Performance analysis of a randomly spaced wireless microphone array
A randomly distributed microphone array is considered in this work. In many applications exact design of the array is impractical. The performance of these arrays, characterized b...
Shmulik Markovich Golan, Sharon Gannot, Israel Coh...
ICASSP
2011
IEEE
14 years 10 months ago
Orthogonal wavelet division multiplexing for wideband time-varying channels
Block transmission of multi-scale orthogonal wavelet division multiplexing (OWDM) is proposed for signaling over wideband linear time-varying channels (LTV). Such channels are bes...
Tao Xu, Geert Leus, Urbashi Mitra