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» Reasoning from Data Rather than Theory
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ATAL
2005
Springer
14 years 2 months ago
Efficient information retrieval using mobile agents
We are concerned with the use of Mobile Agents for information retrieval. A multi-agent system is considered; a number of agents are involved in a collective effort to retrieve di...
Irene Sygkouna, Miltiades E. Anagnostou
CSL
2009
Springer
14 years 1 months ago
Fixed-Point Definability and Polynomial Time
My talk will be a survey of recent results about the quest for a logic capturing polynomial time. In a fundamental study of database query languages, Chandra and Harel [4] first ra...
Martin Grohe
RR
2010
Springer
13 years 7 months ago
KWilt: A Semantic Patchwork for Flexible Access to Heterogeneous Knowledge
Semantic wikis and other modern knowledge management systems deviate from traditional knowledge bases in that information ranges from unstructured (wiki pages) over semi-formal (ta...
Klara A. Weiand, Steffen Hausmann, Tim Furche, Fra...
VLDB
2007
ACM
119views Database» more  VLDB 2007»
14 years 9 months ago
Dynamic Workload Management for Very Large Data Warehouses: Juggling Feathers and Bowling Balls
Workload management for business intelligence (BI) queries poses different challenges than those addressed in the online transaction processing (OLTP) context. The fundamental pro...
Stefan Krompass, Umeshwar Dayal, Harumi A. Kuno, A...
FSS
2002
84views more  FSS 2002»
13 years 9 months ago
A possibilistic approach to selecting portfolios with highest utility score
The mean-variance methodology for the portfolio selection problem, originally proposed by Markowitz, has been one of the most important research fields in modern finance. In this ...
Christer Carlsson, Robert Fullér, Pé...