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115
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SIGIR
2010
ACM
15 years 7 months ago
2010
ACM
This paper presents a new way of thinking for IR metric optimization. It is argued that the optimal ranking problem should be factorized into two distinct yet interrelated stages:...
148
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SIGIR
2010
ACM
15 years 7 months ago
2010
ACM
Freshness has been increasingly realized by commercial search engines as an important criteria for measuring the quality of search results. However, most information retrieval met...
142
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SIGIR
2010
ACM
15 years 7 months ago
2010
ACM
An improved understanding of the relationship between search intent, result quality, and searcher behavior is crucial for improving the effectiveness of web search. While recent p...
126
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SIGIR
2010
ACM
15 years 7 months ago
2010
ACM
This paper presents a novel prototype hierarchy based clustering (PHC) framework for the organization of web collections. It solves simultaneously the problem of categorizing web ...
144
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SIGIR
2010
ACM
15 years 7 months ago
2010
ACM
Ranking search results is a fundamental problem in information retrieval. In this paper we explore whether the use of proximity and phrase information can improve web retrieval ac...