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TSP
2008
71views more  TSP 2008»
13 years 5 months ago
Multiple Description Trellis-Coded Quantization of Sinusoidal Parameters
A new scheme for sinusoidal audio coding named multiple description spherical trellis-coded quantization is proposed and analytic expressions for the point densities and expected d...
Morten Holm Larsen, Mads Græsbøll Chr...
GLOBECOM
2006
IEEE
13 years 11 months ago
Iterative Decoding of Entropy-Constrained Multiple Description Trellis-Coded Quantization
Abstract— This paper presents a coding scheme suitable for transmission of multimedia data over mixed internet and wireless channels. To resist packet losses and provide good com...
Morten Holm Larsen, Claudio Weidmann, Michel Kieff...
DCC
2003
IEEE
13 years 10 months ago
Universal Multiple Description Scalar Quantization: Analysis and Design
—This paper introduces a new high-rate analysis of the multiple description scalar quantizer (MDSQ) with balanced descriptions. The analysis provides insight into the structure o...
Chao Tian, Sheila S. Hemami
ICASSP
2011
IEEE
12 years 9 months ago
A new metric for VQ-based speech enhancement and separation
Speech enhancement and separation algorithms frequently employ two-stage processing schemes, where the signal is first mapped to an intermediate low-dimensional parametric descri...
Mads Græsbøll Christensen, Pejman Mow...
ICASSP
2009
IEEE
14 years 3 days ago
Rate distribution between model and signal for multiple descriptions
We consider the rate allocation problem for multiple-description quantization of the signal described by an adaptive model with a fixed structure. The source modeling in coding g...
Janusz Klejsa, W. Bastiaan Kleijn