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» Approximating Extended Answer Sets
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CORR
2002
Springer
98views Education» more  CORR 2002»
14 years 9 months ago
A Framework for Compiling Preferences in Logic Programs
We introduce a methodology and framework for expressing general preference information in logic programming under the answer set semantics. An ordered logic program is an extended...
James P. Delgrande, Torsten Schaub, Hans Tompits
NDQA
2003
103views Education» more  NDQA 2003»
14 years 11 months ago
Combining Low-Level and Summary Representations of Opinions for Multi-Perspective Question Answering
1 While much recent progress has been made in research on fact-based question answering, our work aims to extend question-answering research in a different direction ─ to handle ...
Claire Cardie, Janyce Wiebe, Theresa Wilson, Diane...
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PODS
1997
ACM
149views Database» more  PODS 1997»
15 years 1 months ago
Answering Recursive Queries Using Views
We consider the problem of answering datalog queries using materialized views. The ability to answer queries using views is crucial in the context of information integration. Prev...
Oliver M. Duschka, Michael R. Genesereth
BTW
2007
Springer
136views Database» more  BTW 2007»
15 years 3 months ago
System P: Completeness-driven Query Answering in Peer Data Management Systems
Abstract: Peer data management systems (PDMS) are a highly dynamic, decentralized infrastructure for large-scale data integration. They consist of a dynamic set of autonomous peers...
Armin Roth, Felix Naumann
ACL
2009
14 years 7 months ago
Do Automatic Annotation Techniques Have Any Impact on Supervised Complex Question Answering?
In this paper, we analyze the impact of different automatic annotation methods on the performance of supervised approaches to the complex question answering problem (defined in th...
Yllias Chali, Sadid A. Hasan, Shafiq R. Joty