10615 search results - page 67 / 2123 » Dynamic topic models |
SIGIR
2005
ACM
14 years 3 months ago
2005
ACM
Summative evaluation methods for supervised adaptive topic tracking systems convolve the effect of system decisions on present utility with the effect on future utility. This pa...
ACL
2008
13 years 11 months ago
2008
Topical blog post retrieval is the task of ranking blog posts with respect to their relevance for a given topic. To improve topical blog post retrieval we incorporate textual cred...
ECIR
2006
Springer
13 years 11 months ago
2006
Springer
This paper presents two sentence retrieval methods. We adopt the task definition done in the TREC Novelty Track: sentence retrieval consists in the extraction of the relevant sente...
ACL
2009
13 years 7 months ago
2009
This paper introduces the concepts of asking point and expected answer type as variations of the question focus. They are of particular importance for QA over semistructured data,...
ICPR
2010
IEEE
14 years 12 days ago
2010
IEEE
Social tagging is an increasingly popular way to describe and classify documents on the web. However, the quality of the tags varies considerably since the tags are authored freel...