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EURONGI
2008
Springer
15 years 9 months ago
Performance Evaluation of Overlay-Based Range Queries in Mobile Systems
Current mobility management systems are operator centralized, and focused on single link technologies. In heterogeneous wireless mesh networks, vertical handovers could be a length...
Amine M. Houyou, Alexander Stenzer, Hermann de Mee...
IJCAI
2003
15 years 8 months ago
Describing and Utilizing Constraints to Answer Queries in Data-Integration Systems
In data-integration systems, information sources often have various constraints such as “all houses stored at a source have a unique address.” These constraints are very usefu...
Chen Li
DEBU
2010
104views more  DEBU 2010»
15 years 7 months ago
Query Results Ready, Now What?
A major hardness of processing searches issued in the form of keywords on structured data is the ambiguity problem. A set of keywords itself is not a complete piece of information...
Ziyang Liu, Yi Chen
PVLDB
2010
117views more  PVLDB 2010»
15 years 5 months ago
Building Disclosure Risk Aware Query Optimizers for Relational Databases
Many DBMS products in the market provide built in encryption support to deal with the security concerns of the organizations. This solution is quite effective in preventing data ...
Mustafa Canim, Murat Kantarcioglu, Bijit Hore, Sha...
ICMCS
2006
IEEE
170views Multimedia» more  ICMCS 2006»
16 years 1 months ago
Automatic Query Expansion for News Video Retrieval
In this paper, we present an integrated system for news video retrieval. The proposed system incorporates both speech and visual information in the search mechanisms. The initial ...
Yun Zhai, Jingen Liu, Mubarak Shah