2435 search results - page 3 / 487 » Question Answering in Webclopedia |
162
click to vote
SIGIR
2004
ACM
15 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 ...
144
click to vote
PAKDD
2010
ACM
15 years 10 months ago
2010
ACM
We present a novel graph ranking model to extract a diverse set of answers for complex questions via random walks over a negative-edge graph. We assign a negative sign to edge weig...