Sciweavers

DCC
2011
IEEE
13 years 6 months ago
Improving Compressed Video Sign Language Conversations in the Presence of Data Loss
The goal of the MobileASL (American Sign Language) research project is to enable sign language communication over the U.S. cellular network, which is low bandwidth and lossy. Data...
Jaehong Chon, Sam Whittle, Eve A. Riskin, Richard ...
DCC
2011
IEEE
13 years 6 months ago
Conflict in Distributed Hypothesis Testing with Quantized Prior Probabilities
Joong Bum Rhim, Lav R. Varshney, Vivek K. Goyal
DCC
2011
IEEE
13 years 6 months ago
Residual Reconstruction for Block-Based Compressed Sensing of Video
A simple block-based compressed-sensing reconstruction for still images is adapted to video. Incorporating reconstruction from a residual arising from motion estimation and compen...
Sungkwang Mun, James E. Fowler
DCC
2011
IEEE
13 years 6 months ago
Video Compressed Sensing with Multihypothesis
The compressed-sensing recovery of video sequences driven by multihypothesis predictions is considered. Specifically, multihypothesis predictions of the current frame are used to...
Eric W. Tramel, James E. Fowler
DCC
2011
IEEE
13 years 6 months ago
Collaboration in Distributed Hypothesis Testing with Quantized Prior Probabilities
The effect of quantization of prior probabilities in a collection of distributed Bayesian binary hypothesis testing problems over which the priors themselves vary is studied. In ...
Joong Bum Rhim, Lav R. Varshney, Vivek K. Goyal
DCC
2011
IEEE
13 years 6 months ago
Deplump for Streaming Data
We present a general-purpose, lossless compressor for streaming data. This compressor is based on the deplump probabilistic compressor for batch data. Approximations to the infere...
Nicholas Bartlett, Frank Wood
DCC
2011
IEEE
13 years 6 months ago
Scalar Quantization for Relative Error
Quantizers for probabilistic sources are usually optimized for mean-squared error. In many applications, maintaining low relative error is a more suitable objective. This measure ...
John Z. Sun, Vivek K. Goyal
DCC
2011
IEEE
13 years 6 months ago
Improving PPM Algorithm Using Dictionaries
—We propose a method to improve traditional character-based PPM text compression algorithms. Consider a text file as a sequence of alternating words and non-words, the basic ide...
Yichuan Hu, Jianzhong (Charlie) Zhang, Farooq Khan...