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DCC
2004
IEEE
16 years 2 months ago
Slepian-Wolf Coding for Nonuniform Sources Using Turbo Codes
The recently proposed turbo-binning scheme is shown to be both efficient and optimal for uniform source Slepian-Wolf coding problem [1]. This paper studies the case when sources a...
Jing (Tiffany) Li, Zhenyu Tu, Rick S. Blum
83
Voted
DCC
2002
IEEE
16 years 2 months ago
Omnidirectionally Balanced Multiwavelets for Vector Wavelet Transforms
Vector wavelet transforms for vector-valued fields can be implemented directly from multiwavelets; however, existing multiwavelets offer surprisingly poor performance for transfor...
James E. Fowler, Li Hua
DCC
2002
IEEE
16 years 2 months ago
Bit Allocation in Sub-linear Time and the Multiple-Choice Knapsack Problem
We show that the problem of optimal bit allocation among a set of independent discrete quantizers given a budget constraint is equivalent to the multiple choice knapsack problem (...
Alexander E. Mohr
DCC
2002
IEEE
16 years 2 months ago
On-Line Adaptation in Image Coding with a 2-D Tarp Filter
On-line adaptation to nonstationary distributions is essential to good performance in image coding. Fixed-size contexts (with adaptive tables) are also widely used, in conjunction...
Patrice Simard, David Steinkraus, Henrique S. Malv...
136
Voted
CCIW
2009
Springer
15 years 9 months ago
An Improved Image Re-indexing Technique by Self Organizing Motor Maps
The paper presents a novel Motor Map neural network for re-indexing color mapped images. The overall learning process is able to smooth the local spatial redundancy of the indexes ...
Sebastiano Battiato, Francesco Rundo, Filippo Stan...