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VLDB
1999
ACM
107views Database» more  VLDB 1999»
15 years 1 months ago
The Value of Merge-Join and Hash-Join in SQL Server
Microsoft SQL Server was successful for many years for transaction processing and decision support workloads with neither merge join nor hash join, relying entirely on nested loop...
Goetz Graefe
TAL
2010
Springer
14 years 7 months ago
Passage Retrieval in Log Files: An Approach Based on Query Enrichment
Abstract. The question answering systems are considered the next generation of search engines. This paper focuses on the first step of this process, which is to search for relevant...
Hassan Saneifar, Stéphane Bonniol, Anne Lau...
ATAL
2010
Springer
14 years 10 months ago
Optimal temporal decoupling in multiagent systems
When agents need to interact in order to solve some (possibly common) problem, resolving potential conflicts beforehand is often preferred to coordination during execution. Agents...
Léon Planken, Mathijs de Weerdt, Cees Witte...
CDC
2010
IEEE
136views Control Systems» more  CDC 2010»
14 years 4 months ago
Pathologies of temporal difference methods in approximate dynamic programming
Approximate policy iteration methods based on temporal differences are popular in practice, and have been tested extensively, dating to the early nineties, but the associated conve...
Dimitri P. Bertsekas
ICCV
2007
IEEE
15 years 11 months ago
Temporal Segmentation of Facial Behavior
Temporal segmentation of facial gestures in spontaneous facial behavior recorded in real-world settings is an important, unsolved, and relatively unexplored problem in facial imag...
Fernando De la Torre, Joan Campoy, Zara Ambadar, J...