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» Querying Bi-level Information
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WWW
2007
ACM
16 years 6 months ago
Query topic detection for reformulation
In this paper, we show that most multiple term queries include more than one topic and users usually reformulate their queries by topics instead of terms. In order to provide empi...
Xuefeng He, Jun Yan, Jinwen Ma, Ning Liu, Zheng Ch...
IJSSE
2011
127views more  IJSSE 2011»
15 years 25 days ago
A Formal Language for XML Authorisations Based on Answer Set Programming and Temporal Interval Logic Constraints
The Extensible Markup Language is susceptible to security breaches because it does not incorporate methods to protect the information it encodes. Our work presented in this paper f...
Sean Policarpio, Yan Zhang
CIKM
2008
Springer
15 years 7 months ago
A study of using an out-of-box commercial MT system for query translation in CLIR
Recent availability of commercial online machine translation (MT) systems makes it possible for layman Web users to utilize the MT capability for cross-language information retrie...
Dan Wu, Daqing He, Heng Ji, Ralph Grishman
SIGIR
2002
ACM
15 years 5 months ago
Predicting query performance
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
Stephen Cronen-Townsend, Yun Zhou, W. Bruce Croft
WEBI
2007
Springer
15 years 12 months ago
Extending XML Query Language Xcerpt by Ontology Queries
The paper addresses a problem of combining XML querying with ontology reasoning. We present an extension of a rule-based XML query and transformation language Xcerpt. The extensio...
Wlodzimierz Drabent, Artur Wilk