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SIGIR
2005
ACM
15 years 3 months ago
2005
ACM
We propose a simple method for converting many standard measures of retrieval performance into metasearch algorithms. Our focus is both on the analysis of retrieval measures thems...
125
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SIGIR
2012
ACM
13 years 5 days ago
2012
ACM
In this paper, we propose a novel top-k learning to rank framework, which involves labeling strategy, ranking model and evaluation measure. The motivation comes from the difficul...
NAACL
2007
14 years 11 months ago
2007
This paper addresses the task of providing extended responses to questions regarding specialized topics. This task is an amalgam of information retrieval, topical summarization, a...
125
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SIGIR
2012
ACM
13 years 5 days ago
2012
ACM
Aggregating search results from a variety of heterogeneous sources or verticals such as news, image and video into a single interface is a popular paradigm in web search. Although...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Traditionally, collaborative filtering (CF) algorithms used for recommendation operate on complete knowledge. This makes these algorithms hard to employ in a decentralized contex...