573 search results - page 40 / 115 » A Semantic Approach to Question Answering Systems |
ICCS
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
ICML
2005
IEEE
14 years 9 months ago
2005
IEEE
This paper describes the use of machine learning to improve the performance of natural language question answering systems. We present a model for improving story comprehension th...
COLING
1990
13 years 9 months ago
1990
In any system for Natural Language Processing having a dictionary, the question arises as to whiclh entries are included in it. In this paper, I address the subquestion as to whet...
CIKM
2008
Springer
13 years 10 months ago
2008
Springer
Previous work on Natural Language Processing for Information Retrieval has shown the inadequateness of semantic and syntactic structures for both document retrieval and categoriza...
EMNLP
2006
13 years 10 months ago
2006
NLP systems for tasks such as question answering and information extraction typically rely on statistical parsers. But the efficacy of such parsers can be surprisingly low, partic...