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» On a Class of Traceability Codes
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CORR
2010
Springer
89views Education» more  CORR 2010»
14 years 11 months ago
The capacity region of a class of broadcast channels with a sequence of less noisy receivers
The capacity region of a broadcast channel consisting of k-receivers that lie in a less noisy sequence is an open problem, when k 3. We prove that superposition coding is indeed ...
Chandra Nair, Zizhou Vincent Wang
DLS
2005
176views Languages» more  DLS 2005»
15 years 1 months ago
Dynamic data polyvariance using source-tagged classes
The DDP (Demand-driven/Pruning) analysis algorithm allows us to perform data-flow analyses of programming languages that are dynamically typed and have higher-order control flow...
S. Alexander Spoon, Olin Shivers
CVPR
2012
IEEE
13 years 1 months ago
Submodular dictionary learning for sparse coding
A greedy-based approach to learn a compact and discriminative dictionary for sparse representation is presented. We propose an objective function consisting of two components: ent...
Zhuolin Jiang, Guangxiao Zhang, Larry S. Davis
70
Voted
CORR
2008
Springer
70views Education» more  CORR 2008»
14 years 11 months ago
Universal Coding on Infinite Alphabets: Exponentially Decreasing Envelopes
This paper deals with the problem of universal lossless coding on a countable infinite alphabet. It focuses on some classes of sources defined by an envelope condition on the margi...
Dominique Bontemps
76
Voted
TIT
2008
101views more  TIT 2008»
14 years 11 months ago
Low-Rate Repeat-Zigzag-Hadamard Codes
In this paper, we propose a new class of low-rate error correction codes called repeat-zigzag-Hadamard (RZH) codes featuring simple encoder and decoder structures, and flexible cod...
Kai Li, Guosen Yue, Xiaodong Wang, Li Ping