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FLAIRS
2001
13 years 9 months ago
Integrating Task, Role, and User Modeling in Organizational Memories
In application areas like personal information agents user modelstypically maintain sophisticated representations of personal interest profiles. Theserepresentations can be utiliz...
Ludger van Elst, Andreas Abecker
VLDB
2007
ACM
124views Database» more  VLDB 2007»
14 years 1 months ago
Ad-hoc Top-k Query Answering for Data Streams
A top-k query retrieves the k highest scoring tuples from a data set with respect to a scoring function defined on the attributes of a tuple. The efficient evaluation of top-k q...
Gautam Das, Dimitrios Gunopulos, Nick Koudas, Niko...
TKDE
2010
393views more  TKDE 2010»
13 years 2 months ago
Adaptive Join Operators for Result Rate Optimization on Streaming Inputs
Adaptive join algorithms have recently attracted a lot of attention in emerging applications where data is provided by autonomous data sources through heterogeneous network environ...
Mihaela A. Bornea, Vasilis Vassalos, Yannis Kotidi...
JUCS
2002
120views more  JUCS 2002»
13 years 7 months ago
Instance Cooperative Memory to Improve Query Expansion in Information Retrieval Systems
The main goal of this research is to improve Information Retrieval Systems by enabling them to generate search outcomes that are relevant and customized to each specific user. Our ...
Lobna Jeribi, Béatrice Rumpler
ICDE
2009
IEEE
166views Database» more  ICDE 2009»
14 years 9 months ago
Supporting Database Applications as a Service
Abstract-- Multi-tenant data management is a form of Software as a Service (SaaS), whereby a third party service provider hosts databases as a service and provides its customers wi...
Mei Hui, Dawei Jiang, Guoliang Li, Yuan Zhou