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» AnyQ: answer set based information retrieval system
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TREC
2007
13 years 8 months ago
IITD-IBMIRL System for Question Answering Using Pattern Matching, Semantic Type and Semantic Category Recognition
A Question Answering (QA) system aims to return exact answers to natural language questions. While today information retrieval techniques are quite successful at locating within l...
Ashish Kumar Saxena, Ganesh Viswanath Sambhu, Saro...
VLDB
1990
ACM
116views Database» more  VLDB 1990»
13 years 11 months ago
A Probabilistic Framework for Vague Queries and Imprecise Information in Databases
A probabilistic learning model for vague queries and missing or imprecise information in databases is described. Instead of retrieving only a set of answers, our approach yields a...
Norbert Fuhr
ANLP
2000
127views more  ANLP 2000»
13 years 8 months ago
Answer Extraction
Information retrieval systems have typically concentrated on retrieving a set of documents which are relevant to a user's query. This paper describes a system that attempts t...
Steven P. Abney, Michael Collins, Amit Singhal
DEXAW
2007
IEEE
137views Database» more  DEXAW 2007»
14 years 1 months ago
FCA for contextual semantic navigation and information retrieval in heterogeneous information systems
This paper presents an information retrieval methodology which uses Formal Concept Analysis in conjunction with semantics to provide contextual answers to users’ queries. User f...
Géraldine Polaillon, Marie-Aude Aufaure, B&...
PADL
2005
Springer
14 years 29 days ago
Character-Based Cladistics and Answer Set Programming
We describe the reconstruction of a phylogeny for a set of taxa, with a character-based cladistics approach, in a declarative knowledge representation formalism, and show how to us...
Daniel R. Brooks, Esra Erdem, James W. Minett, Don...