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129
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ICASSP
2011
IEEE
14 years 4 months ago
2011
IEEE
This work considers the independent component analysis (ICA) of quaternion random vectors. In particular, we focus on the Gaussian case, and therefore the ICA problem is solved by...
99
Voted
ICASSP
2011
IEEE
14 years 4 months ago
2011
IEEE
This work focuses on the convergence analysis of adaptive distributed beamforming schemes that can be reformulated as local random search algorithms via a random search framework....
128
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ICASSP
2011
IEEE
14 years 4 months ago
2011
IEEE
Gaussian mixture models (GMMs) are commonly used to model the spectral distribution of speech signals for text-independent speaker verification. Mean vectors of the GMM, used in c...
111
Voted
ICASSP
2011
IEEE
14 years 4 months ago
2011
IEEE
The similarities between unvoiced speech sounds and turbulent breath sounds were used to detect change in sound characteristics caused by narrowing of the upper airway (UA), simil...
ICASSP
2011
IEEE
14 years 4 months ago
2011
IEEE
The work presented in this paper is an extension of our two previous works [1, 2]. In the first paper [1], we proposed a low dimensional feature (i-vectors) extractor which is su...