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NCA
2008
IEEE
13 years 11 months ago
Improved transmission of vector quantized data over noisy channels
The conventional channel-optimized vector quantization (COVQ) is very powerful in the protection of vector quantization (VQ) data over noisy channels. However, it suffers from the ...
Chi-Sing Leung, John Sum, Herbert Chan
CEC
2008
IEEE
14 years 5 months ago
An investigation on evolutionary gradient search for multi-objective optimization
—Evolutionary gradient search is a hybrid algorithm that exploits the complementary features of gradient search and evolutionary algorithm to achieve a level of efficiency and r...
Chi Keong Goh, Yew-Soon Ong, Kay Chen Tan, Eu Jin ...
ISQED
2008
IEEE
85views Hardware» more  ISQED 2008»
14 years 5 months ago
A Statistic-Based Approach to Testability Analysis
This paper presents a statistic-based approach for evaluating the testability of nodes in combinational circuits. This testability measurement is obtained via Monte Carlo simulati...
Chuang-Chi Chiou, Chun-Yao Wang, Yung-Chih Chen
SIGECOM
2008
ACM
94views ECommerce» more  SIGECOM 2008»
13 years 11 months ago
Optimizing query rewrites for keyword-based advertising
We consider the problem of query rewrites in the context of keyword advertisement. Given a three-layer graph consisting of queries, query rewrites, and the corresponding ads that ...
Azarakhsh Malekian, Chi-Chao Chang, Ravi Kumar, Gr...
ICDCS
2008
IEEE
14 years 5 months ago
Heuristics-Based Strategies for Resolving Context Inconsistencies in Pervasive Computing Applications
Context-awareness allows pervasive applications to adapt to changeable computing environments. Contexts, the pieces of information that capture the characteristics of environments...
Chang Xu, Shing-Chi Cheung, Wing Kwong Chan, Chuny...