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» A Method for Selecting the Bin Size of a Time Histogram
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DKE
2002
107views more  DKE 2002»
13 years 7 months ago
View selection using randomized search
An important issue in data warehouse development is the selection of a set of views to materialize in order to accelerate OLAP queries, given certain space and maintenance time co...
Panos Kalnis, Nikos Mamoulis, Dimitris Papadias
TREC
2001
13 years 9 months ago
TREC-10 Experiments at CAS-ICT: Filtering, Web and QA
CAS-ICT took part in the TREC conference for the first time this year. We have participated in three tracks of TREC-10. For adaptive filtering track, we paid more attention to fea...
Bin Wang, Hongbo Xu, Zhifeng Yang, Yue Liu, Xueqi ...
SEAL
1998
Springer
13 years 12 months ago
Genetic Programming with Active Data Selection
Genetic programming evolves Lisp-like programs rather than fixed size linear strings. This representational power combined with generality makes genetic programming an interesting ...
Byoung-Tak Zhang, Dong-Yeon Cho
ICMCS
2006
IEEE
161views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Improved Similarity-Based Online Feature Selection in Region-Based Image Retrieval
To bridge the gap between high level semantic concepts and low level visual features in content-based image retrieval (CBIR), online feature selection is really required. An effec...
Fei Li, Qionghai Dai, Wenli Xu
ICASSP
2009
IEEE
13 years 11 months ago
Timing and frequency synchronization for OFDM based cooperative systems
In this paper, we investigate the timing and carrier frequency offset (CFO) synchronization problem in decode and forward cooperative systems operating over frequency selective ch...
Qinfei Huang, Mounir Ghogho, Jibo Wei, Philippe Ci...