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» Information technology architects: approaching the longer vi...
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WWW
2011
ACM
15 years 1 months ago
Rewriting queries on SPARQL views
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
Wangchao Le, Songyun Duan, Anastasios Kementsietsi...
KCAP
2003
ACM
15 years 11 months ago
Towards topic-based summarization for interactive document viewing
Our research aims at interactive document viewers that can select and highlight relevant text passages on demand. Another related objective is the generation of topic-specific su...
Achim G. Hoffmann, Son Bao Pham
KES
2007
Springer
16 years 6 days ago
A Rewrite Based Approach for Enforcing Access Constraints for XML
Abstract. Access control for semi-structured data is nontrivial, as witnessed by the number of access control approaches in recent literature. Recently a case has been made for exp...
Sriram Mohan, Arijit Sengupta, Yuqing Wu
ECML
2003
Springer
15 years 11 months ago
A Two-Level Learning Method for Generalized Multi-instance Problems
In traditional multi-instance (MI) learning, a single positive instance in a bag produces a positive class label. Hence, the learner knows how the bag’s class label depends on th...
Nils Weidmann, Eibe Frank, Bernhard Pfahringer
CIKM
1999
Springer
15 years 10 months ago
Architecture of a Networked Image Search and Retrieval System
Large scale networked image retrieval systems face a number of problems that are not fully satis ed by current systems. On one hand, integrated solutions that store all image data...
Roger Weber, Jürg Bolliger, Thomas R. Gross, ...