696 search results - page 29 / 140 » Maximum Margin Ranking Algorithms for Information Retrieval |
DEXAW
2010
IEEE
13 years 7 months ago
2010
IEEE
— One of the central issues in Learning to Rank (L2R) for Information Retrieval is to develop algorithms that construct ranking models by directly optimizing evaluation measures ...
SIGIR
2008
ACM
13 years 7 months ago
2008
ACM
We present a novel passage-based approach to re-ranking documents in an initially retrieved list so as to improve precision at top ranks. While most work on passage-based document...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Adapting to rank address the the problem of insufficient domainspecific labeled training data in learning to rank. However, the initial study shows that adaptation is not always...
CORR
2010
Springer
13 years 2 months ago
2010
Springer
In this paper we present a method for reformulating the Recommender Systems problem in an Information Retrieval one. In our tests we have a dataset of users who give ratings for s...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
This paper is concerned with the problem of definition search. Specifically, given a term, we are to retrieve definitional excerpts of the term and rank the extracted excerpts acc...