580 search results - page 36 / 116 » Ranking Approaches for Microblog Search |
125
Voted
SIGIR
2012
ACM
13 years 2 months ago
2012
ACM
Many techniques for improving search result quality have been proposed. Typically, these techniques increase average effectiveness by devising advanced ranking features and/or by...
115
Voted
CIKM
2011
Springer
14 years 14 days ago
2011
Springer
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
103
click to vote
SIGIR
2003
ACM
15 years 5 months ago
2003
ACM
The empirical investigation of the effectiveness of information retrieval (IR) systems requires a test collection, a set of query topics, and a set of relevance judgments made by ...
123
Voted
PPSN
2010
Springer
14 years 11 months ago
2010
Springer
Abstract. There is a variety of methods for ranking objectives in multiobjective optimization and some are difficult to define because they require information a priori (e.g. esta...
109
Voted
CIKM
2010
Springer
14 years 11 months ago
2010
Springer
We consider the problem of learning to rank relevant and novel documents so as to directly maximize a performance metric called Expected Global Utility (EGU), which has several de...