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» Improving Passage Retrieval in Question Answering Using NLP
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ESWS
2005
Springer
14 years 1 months ago
AquaLog: An Ontology-Portable Question Answering System for the Semantic Web
As semantic markup becomes ubiquitous, it will become important to be able to ask queries and obtain answers, using natural language (NL) expressions, rather than the keyword-based...
Vanessa Lopez, Michele Pasin, Enrico Motta
LREC
2008
96views Education» more  LREC 2008»
13 years 9 months ago
An Empirical Approach to a Preliminary Successful Identification and Resolution of Temporal Expressions in Spanish News Corpora
Dating of contents is relevant to multiple advanced Natural Language Processing (NLP) applications, such as Information Retrieval or Question Answering. These could be improved by...
Maria Teresa Vicente-Díez, Doaa Samy, Palom...
CIKM
2011
Springer
12 years 7 months ago
Improved answer ranking in social question-answering portals
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
Felix Hieber, Stefan Riezler
CLEF
2009
Springer
13 years 8 months ago
Information Retrieval Baselines for the ResPubliQA Task
This paper describes the baselines proposed for the ResPubliQA 2009 task. These baselines are purely based on information retrieval techniques. The selection of an adequate retrie...
Joaquín Pérez-Iglesias, Guillermo Ga...
ACL
2007
13 years 9 months ago
Statistical Machine Translation for Query Expansion in Answer Retrieval
We present an approach to query expansion in answer retrieval that uses Statistical Machine Translation (SMT) techniques to bridge the lexical gap between questions and answers. S...
Stefan Riezler, Alexander Vasserman, Ioannis Tsoch...