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CIKM
2005
Springer
16 years 13 days ago
Query expansion using term relationships in language models for information retrieval
Language Modeling (LM) has been successfully applied to Information Retrieval (IR). However, most of the existing LM approaches only rely on term occurrences in documents, queries...
Jing Bai, Dawei Song, Peter Bruza, Jian-Yun Nie, G...
AOSD
2009
ACM
15 years 11 months ago
The dataflow pointcut: a formal and practical framework
Some security concerns are sensitive to flow of information in a program execution. The dataflow pointcut has been proposed by Masuhara and Kawauchi in order to easily implement s...
Dima Alhadidi, Amine Boukhtouta, Nadia Belblidia, ...
SIGCOMM
1991
ACM
15 years 10 months ago
IP-Based Protocols for Mobile Internetworking
We consider the problem of providing network access to hosts whose physical location changes with time. Such hosts cannot depend on traditional forms of network connectivity and r...
John Ioannidis, Dan Duchamp, Gerald Q. Maguire Jr.
DLOG
2008
15 years 9 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
COMCOM
2007
125views more  COMCOM 2007»
15 years 6 months ago
Guaranteeing the network lifetime in wireless sensor networks: A MAC layer approach
Energy is the most crucial but scarce resource in wireless sensor networks (WSNs). A wealth of MAC protocols are proposed only to prolong the network lifetime for energy-efficienc...
Yongsub Nam, Taekyoung Kwon, Hojin Lee, Hakyung Ju...