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ICDE
2009
IEEE
135views Database» more  ICDE 2009»
16 years 1 months ago
Space-Constrained Gram-Based Indexing for Efficient Approximate String Search
Abstract-- Answering approximate queries on string collections is important in applications such as data cleaning, query relaxation, and spell checking, where inconsistencies and e...
Alexander Behm, Shengyue Ji, Chen Li, Jiaheng Lu
INFOCOM
2009
IEEE
15 years 6 months ago
Delay-Optimal Opportunistic Scheduling and Approximations: The Log Rule
—This paper considers the design of opportunistic packet schedulers for users sharing a time-varying wireless channel from the performance and the robustness points of view. Firs...
Bilal Sadiq, Seung Jun Baek, Gustavo de Veciana
CICLING
2007
Springer
15 years 6 months ago
A Competitive Term Selection Method for Information Retrieval
Term selection process is a very necessary component for most natural language processing tasks. Although different unsupervised techniques have been proposed, the best results ar...
Franco Rojas López, Héctor Jim&eacut...
ICMCS
2005
IEEE
143views Multimedia» more  ICMCS 2005»
15 years 5 months ago
Rate-distortion estimation for H.264/AVC coders
In a video coder, the optimal coding mode decision for each coding block could be achieved by exhaustively calculating the Lagrange cost (which includes the coding distortion plus...
Yu-Kuang Tu, Jar-Ferr Yang, Ming-Ting Sun
IPSN
2004
Springer
15 years 5 months ago
Entropy-based sensor selection heuristic for target localization
We propose an entropy-based sensor selection heuristic for localization. Given 1) a prior probability distribution of the target location, and 2) the locations and the sensing mod...
Hanbiao Wang, Kung Yao, Gregory J. Pottie, Deborah...