46 search results - page 1 / 10 » Learning patterns to answer open domain questions on the web |
SIGIR
2004
ACM
13 years 10 months ago
2004
ACM
LREC
2010
13 years 6 months ago
2010
We describe two corpora of question and answer pairs collected for complex, open-domain Question Answering (QA) to enable answer classification and re-ranking experiments. We deli...
SIGIR
2004
ACM
13 years 10 months ago
2004
ACM
Answer patterns have been shown to improve the performance of open-domain factoid QA systems. Their use, however, requires either constructing the patterns manually or developing ...
ECIR
2004
Springer
13 years 6 months ago
2004
Springer
Abstract. Question answering systems aim to meet users' information needs by returning exact answers in response to a question. Traditional open domain question answering syst...
ECAI
2004
Springer
13 years 10 months ago
2004
Springer
Open domain question answering (QA) systems have to bridge the potential vocabulary mismatch between a question and its candidate answers. One can view this as a recall problem and...