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SIGMOD
2008
ACM
159views Database» more  SIGMOD 2008»
14 years 7 months ago
Web-scale extraction of structured data
A long-standing goal of Web research has been to construct a unified Web knowledge base. Information extraction techniques have shown good results on Web inputs, but even most dom...
Michael J. Cafarella, Jayant Madhavan, Alon Y. Hal...
KR
2004
Springer
14 years 13 days ago
Reasoning about Knowledge by Variable Forgetting
In this paper, we investigate knowledge reasoning within a simple framework called knowledge structure. We use variable forgetting as a basic operation for one agent to reason abo...
Kaile Su, Guanfeng Lv, Yan Zhang
EKAW
1999
Springer
13 years 11 months ago
Modeling Information Sources for Information Integration
: The aim of this paper is to present an approach and automated tools for designing knowledge bases describing the contents of information sources in PICSEL2 knowledgediators. We a...
François Goasdoué, Chantal Reynaud
KDD
1998
ACM
106views Data Mining» more  KDD 1998»
13 years 11 months ago
Simultaneous Reliability Evaluation of Generality and Accuracy for Rule Discovery in Databases
This paper presents an algorithm for discovering conjunction rules with high reliability from data sets. The discovery of conjunction rules, each of which is a restricted form of ...
Einoshin Suzuki
HASE
1998
IEEE
13 years 10 months ago
Design for Constraint Violation Detection in Safety-Critical Systems
In safety-critical systems, certain safety constraints must be satisfied before an operation can be performed. Such constraints typically depend on the state of the system at the ...
Satish Subramanian, Sanjai Rayadurgam, Wei-Tek Tsa...