47 search results - page 1 / 10 » A Maximum Entropy Model Based Answer Extraction for Chinese ... |
FSKD
2006
Springer
13 years 8 months ago
2006
Springer
We regard answer extraction of Question Answering (QA) system as a classification problem, classifying answer candidate sentences into positive or negative. To confirm the feasibil...
IJCNLP
2005
Springer
13 years 10 months ago
2005
Springer
Abstract. In this paper, we explore the syntactic relation patterns for opendomain factoid question answering. We propose a pattern extraction method to extract the various relatio...
NAACL
2003
13 years 6 months ago
2003
In this paper we investigate the use of surface text patterns for a Maximum Entropy based Question Answering (QA) system. These text patterns are collected automatically in an uns...
ISCI
2007
13 years 4 months ago
2007
We propose a semantic passage segmentation method for a Question Answering (QA) system. We define a semantic passage as sentences grouped by semantic coherence, determined by the...
EMNLP
2009
13 years 2 months ago
2009
In this paper, we investigate how an accurate question classifier contributes to a question answering system. We first present a Maximum Entropy (ME) based question classifier whi...