241 search results - page 13 / 49 » Learning effective ranking functions for newsgroup search |
COLING
2008
13 years 7 months ago
2008
This paper considers the problem of automatic assessment of local coherence. We present a novel entity-based representation of discourse which is inspired by Centering Theory and ...
SIGIR
2011
ACM
12 years 10 months ago
2011
ACM
Learning to rank represents a category of effective ranking methods for information retrieval. While the primary concern of existing research has been accuracy, learning efficien...
ICML
2003
IEEE
14 years 8 months ago
2003
IEEE
We address the problem of learning distance metrics using side-information in the form of groups of "similar" points. We propose to use the RCA algorithm, which is a sim...
SIGIR
2010
ACM
13 years 7 months ago
2010
ACM
Query reformulation techniques based on query logs have recently proven to be effective for web queries. However, when initial queries have reasonably good quality, these techniqu...
WSDM
2012
ACM
12 years 3 months ago
2012
ACM
We present a new approach for personalizing Web search results to a specific user. Ranking functions for Web search engines are typically trained by machine learning algorithms u...