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SPL
2016
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10 years 17 days ago
On the Numerical Instability of an LCMV Beamformer for a Uniform Linear Array
—We analyze the conditions for numerical instability in the solution of a linearly constrained minimum variance (LCMV) beamformer with multiple directional constraints for a unif...
Soumitro Chakrabarty, Emanuel A. P. Habets
SPL
2016
58views more  SPL 2016»
10 years 17 days ago
Gauss-Legendre Sampling on the Rotation Group
—We propose a Gauss-Legendre quadrature based sampling on the rotation group for the representation of a band-limited signal such that the Fourier transform (FT) of a signal can ...
Zubair Khalid, Salman Durrani, Rodney A. Kennedy, ...
SPEECH
2016
10 years 17 days ago
Computational methods for underdetermined convolutive speech localization and separation via model-based sparse component analys
In this paper, the problem of speech source localization and separation from recordings of convolutive underdetermined mixtures is studied. The problem is cast as recovering the s...
Afsaneh Asaei, Hervé Bourlard, Mohammad Jav...
SPEECH
2016
10 years 17 days ago
Sparse modeling of neural network posterior probabilities for exemplar-based speech recognition
In this paper, a compressive sensing (CS) perspective to exemplar-based speech processing is proposed. Relying on an analytical relationship between CS formulation and statistical...
Pranay Dighe, Afsaneh Asaei, Hervé Bourlard
SPEECH
2016
10 years 17 days ago
Predicting tonal realizations in one Chinese dialect from another
Pronunciation dictionaries are usually expensive and time-consuming to prepare for the computational modeling of human languages, especially when the target language is under-reso...
Junru Wu, Yiya Chen, Vincent J. van Heuven, Niels ...