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» A Noisy-Channel Approach to Question Answering
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ACL
2003
13 years 6 months ago
A Noisy-Channel Approach to Question Answering
We introduce a probabilistic noisychannel model for question answering and we show how it can be exploited in the context of an end-to-end QA system. Our noisy-channel system outp...
Abdessamad Echihabi, Daniel Marcu
TREC
2001
13 years 6 months ago
Question Answering: CNLP at the TREC-10 Question Answering Track
This paper describes the retrieval experiments for the main task and list task of the TREC-10 questionanswering track. The question answering system described automatically finds ...
Jiangping Chen, Anne Diekema, Mary D. Taffet, Nanc...
TREC
2000
13 years 6 months ago
Question Answering: CNLP at the TREC-9 Question Answering Track
This paper describes a question answering system that automatically finds answers to questions in a large collection of documents. The prototype CNLP question answering system was...
Anne Diekema, Xiaoyong Liu, Jiangping Chen, Hudong...
ICDE
2012
IEEE
249views Database» more  ICDE 2012»
11 years 7 months ago
Answering Why-not Questions on Top-k Queries
Abstract—After decades of effort working on database performance, the quality and the usability of database systems have received more attention in recent years. In particular, t...
Zhian He, Eric Lo