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DATE
2010
IEEE
163views Hardware» more  DATE 2010»
15 years 10 months ago
Enhanced Q-learning algorithm for dynamic power management with performance constraint
- This paper presents a novel power management techniques based on enhanced Q-learning algorithms. By exploiting the submodularity and monotonic structure in the cost function of a...
Wei Liu, Ying Tan, Qinru Qiu
DAWAK
1999
Springer
15 years 10 months ago
Heuristic Algorithms for Designing a Data Warehouse with SPJ Views
A Data Warehouse DW can be abstractly seen as a set of materialized views de ned over relations that are stored in distributed heterogeneous databases. The selection of views for...
Spyros Ligoudistianos, Timos K. Sellis, Dimitri Th...
DAWAK
2009
Springer
15 years 10 months ago
Skyline View: Efficient Distributed Subspace Skyline Computation
Skyline queries have gained much attention as alternative query semantics with pros (e.g.low query formulation overhead) and cons (e.g.large control over result size). To overcome ...
Jinhan Kim, Jongwuk Lee, Seung-won Hwang
COOPIS
2004
IEEE
15 years 10 months ago
Supporting Similarity Operations Based on Approximate String Matching on the Web
Querying and integrating sources of structured data from the Web in most cases requires similarity-based concepts to deal with data level conflicts. This is due to the often errone...
Eike Schallehn, Ingolf Geist, Kai-Uwe Sattler
ECAI
2004
Springer
15 years 10 months ago
OntoRefiner, a user query refinement interface usable for Semantic Web Portals
We present a user interface, the OntoRefiner1 system, for helping the user to navigate numerous retrieved documents after a search querying a semantic portal which integrates a ver...
Brigitte Safar, Hassen Kefi, Chantal Reynaud