696 search results - page 132 / 140 » Maximum Margin Ranking Algorithms for Information Retrieval |
SIGMOD
2010
ACM
13 years 2 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
CIKM
2004
Springer
14 years 29 days ago
2004
Springer
It is crucial in many information systems to organize short text segments, such as keywords in documents and queries from users, into a well-formed topic hierarchy. In this paper,...
SIGMOD
2010
ACM
14 years 11 days ago
2010
ACM
Scientific data offers some of the most interesting challenges in data integration today. Scientific fields evolve rapidly and accumulate masses of observational and experiment...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Sponsored search is one of the enabling technologies for today's Web search engines. It corresponds to matching and showing ads related to the user query on the search engine...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
Users frequently modify a previous search query in hope of retrieving better results. These modifications are called query reformulations or query refinements. Existing research h...