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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
Computing room acoustics with CUDA - 3D FDTD schemes with boundary losses and viscosity
In seeking to model realistic room acoustics, direct numerical simulation can be employed. This paper presents 3D Finite Difference Time Domain schemes that incorporate losses at ...
Craig J. Webb, Stefan Bilbao
ICASSP
2011
IEEE
14 years 10 months ago
Joint blind estimation of carrier phase and frequency offset for QAM signals using circular harmonic decomposition
An algorithm is presented for joint blind estimation of carrier phase and frequency offset for signals with quadrature amplitude modulation (QAM). The algorithm is based on a circ...
Alexander B. Sergienko, Alexander V. Petrov
ICASSP
2011
IEEE
14 years 10 months ago
Robust adaptive beamforming based on jointly estimating covariance matrix and steering vector
In this paper, a new adaptive beamforming algorithm with joint robustness against covariance matrix uncertainty as well as steering vector mismatch is proposed. First, the theoret...
Yujie Gu, Amir Leshem
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...