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DCC
2010
IEEE
15 years 4 months ago
2010
IEEE
In this work we describe a sequence compression method based on combining a Bayesian nonparametric sequence model with entropy encoding. The model, a hierarchy of Pitman-Yor proce...
DCC
2010
IEEE
15 years 4 months ago
2010
IEEE
This paper focuses on optimal analog mappings for zero-delay, distributed source-channel coding. The objective is to obtain the optimal vector transformations that map between m-d...
DCC
2010
IEEE
15 years 4 months ago
2010
IEEE
In this paper, we propose an optimization framework for real-time voice transmission over wireless tandem channels prone to both bit errors and packet erasures. Utilizing a hybrid...
DCC
2010
IEEE
15 years 3 months ago
2010
IEEE
Quantization plays a central role in data compression. In speech systems, vector quantizers are used to compress speech parameters. In video systems, scalar quantizers are used to...
DCC
2010
IEEE
15 years 1 months ago
2010
IEEE
We propose a linear predictive quantization system for causally transmitting parallel sources with temporal memory (colored frames) over an erasure channel. By optimizing within t...