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CCS
2005
ACM
15 years 9 months ago
PeerAccess: a logic for distributed authorization
This paper introduces the PeerAccess framework for reasoning about authorization in open distributed systems, and shows how a parameterization of the framework can be used to reas...
Marianne Winslett, Charles C. Zhang, Piero A. Bona...
GROUP
2003
ACM
15 years 8 months ago
Concepts for usable patterns of groupware applications
Patterns, which are based on in-depth practical experience, can be instructing for the design of groupware applications as sociotechnical systems. On the basis of a summary of the...
Thomas Herrmann, Marcel Hoffmann, Isa Jahnke, Andr...
AMKM
2003
Springer
15 years 8 months ago
Integrating External Sources in a Corporate Semantic Web Managed by a Multi-agent System
We first describe a multi-agent system managing a corporate memory in the form of a corporate semantic web. We then focus on a newly introduced society of agents in charge of wrap...
Tuan-Dung Cao, Fabien Gandon
ECAI
2000
Springer
15 years 7 months ago
Flexible Text Classification for Financial Applications: The Facile System
This paper describes an advanced system for multilingual text classification adaptable to different user needs. The system has been initially developed as an applied research proje...
Fabio Ciravegna, Alberto Lavelli, Nadia Mana, Joha...
129
Voted
KDD
2000
ACM
115views Data Mining» more  KDD 2000»
15 years 7 months ago
A framework for specifying explicit bias for revision of approximate information extraction rules
Information extraction is one of the most important techniques used in Text Mining. One of the main problems in building information extraction (IE) systems is that the knowledge ...
Ronen Feldman, Yair Liberzon, Binyamin Rosenfeld, ...