4623 search results - page 280 / 925 » Knowledge Representation on the Web |
203
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IJCAI
2007
15 years 8 months ago
2007
In the context of the Semantic Web, several approaches to the combination of ontologies, given in terms of theories of classical first-order logic, and rule bases have been propo...
233
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ACL
2011
14 years 11 months ago
2011
Information extraction (IE) holds the promise of generating a large-scale knowledge base from the Web’s natural language text. Knowledge-based weak supervision, using structured...
218
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WWW
2005
ACM
16 years 8 months ago
2005
ACM
Message hierarchies in web discussion boards grow with new postings. Threads of messages evolve as new postings focus within or diverge from the original themes of the threads. Th...
221
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CIKM
2004
Springer
16 years 20 days ago
2004
Springer
It is crucial in many information systems to organize short text segments, such as keywords in documents and queries from users, into a well-formed topic hierarchy. In this paper,...
221
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LEC
2002
IEEE
16 years 5 days ago
2002
IEEE
The Web has emerged as a huge information repository that can be used for various knowledge based applications, an important one being Question Answering (QA). The paper discusses...