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AI
2000
Springer
15 years 6 months ago
Learning to construct knowledge bases from the World Wide Web
The World Wide Web is a vast source of information accessible to computers, but understandable only to humans. The goal of the research described here is to automatically create a...
Mark Craven, Dan DiPasquo, Dayne Freitag, Andrew M...
WWW
2005
ACM
16 years 7 months ago
Web data extraction based on partial tree alignment
This paper studies the problem of extracting data from a Web page that contains several structured data records. The objective is to segment these data records, extract data items...
Yanhong Zhai, Bing Liu
ICLP
2005
Springer
16 years 5 days ago
OWL: A Description Logic Based Ontology Language
Abstract Description Logics (DLs) are a family of class (concept) based knowledge representation formalisms. They are characterised by the use of various constructors to build comp...
Ian Horrocks
AAAI
2006
15 years 8 months ago
Large Scale Knowledge Base Systems: An Empirical Evaluation Perspective
In this paper, we discuss how our work on evaluating Semantic Web knowledge base systems (KBSs) contributes to address some broader AI problems. First, we show how our approach pr...
Yuanbo Guo, Abir Qasem, Jeff Heflin
RULES
1993
Springer
134views Database» more  RULES 1993»
15 years 10 months ago
Temporal Rule Specification and Management in Object-oriented Knowledge Bases
There have been many recent research efforts on temporal databases for managing current and historical data and on active databases for monitoring real-world events as well as dat...
Stanley Y. W. Su, Hsin-Hsing M. Chen