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ECAI
2004
Springer
16 years 11 hour ago
On-Line Search for Solving Markov Decision Processes via Heuristic Sampling
In the past, Markov Decision Processes (MDPs) have become a standard for solving problems of sequential decision under uncertainty. The usual request in this framework is the compu...
Laurent Péret, Frédérick Garc...
SSD
1999
Springer
197views Database» more  SSD 1999»
15 years 11 months ago
3D Shape Histograms for Similarity Search and Classification in Spatial Databases
Classification is one of the basic tasks of data mining in modern database applications including molecular biology, astronomy, mechanical engineering, medical imaging or meteorolo...
Mihael Ankerst, Gabi Kastenmüller, Hans-Peter...
VLDB
1998
ACM
87views Database» more  VLDB 1998»
15 years 10 months ago
Fast High-Dimensional Data Search in Incomplete Databases
We propose and evaluate two indexing schemes for improving the efficiency of data retrieval in high-dimensional databases that are incomplete. These schemes are novel in that the ...
Beng Chin Ooi, Cheng Hian Goh, Kian-Lee Tan
ICDE
2007
IEEE
146views Database» more  ICDE 2007»
15 years 10 months ago
Index-based Most Similar Trajectory Search
The problem of trajectory similarity in moving object databases is a relatively new topic in the spatial and spatiotemporal database literature. Existing work focuses on the spati...
Elias Frentzos, Kostas Gratsias, Yannis Theodoridi...
ATAL
2008
Springer
15 years 8 months ago
Trading off solution cost for smaller runtime in DCOP search algorithms
Distributed Constraint Optimization (DCOP) is a key technique for solving multiagent coordination problems. Unfortunately, finding minimal-cost DCOP solutions is NP-hard. We there...
William Yeoh, Sven Koenig, Xiaoxun Sun