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ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
The minimum variance distortionless response (MVDR) beamformer can be used for both speech dereverberation and noise reduction. In this paper we analyse the tradeoff between the a...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
This work presents a class of unidirectional lifting-based wavelet transforms for an arbitrary communication graph in a wireless sensor network. These transforms are unidirectiona...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
—Instantaneous frequency rate (IFR) estimation for high-order polynomial phase signals (PPSs) is considered. Specifically, an IFR estimator with only a second-order nonlinearity ...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
In this paper, we review our proposed statistical voice conversion approaches to enhancing various types of body transmitted speech captured with non-audible murmur (NAM) micropho...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
This paper proposes a continuous HRTF representation in both 3D spatial and frequency domains. The method is based on the acoustic reciprocity principle and a modal expansion of t...