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» Retrieval evaluation with incomplete information
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WWW
2008
ACM
16 years 7 months ago
LocalSavvy: aggregating local points of view about news issues
The web has become an important medium for news delivery and consumption. Fresh content about a variety of topics, events, and places is constantly being created and published on ...
Jiahui Liu, Larry Birnbaum
WWW
2007
ACM
16 years 7 months ago
Extraction and search of chemical formulae in text documents on the web
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...
Bingjun Sun, Qingzhao Tan, Prasenjit Mitra, C. Lee...
WWW
2007
ACM
16 years 7 months ago
Navigating the intranet with high precision
Despite the success of web search engines, search over large enterprise intranets still suffers from poor result quality. Earlier work [6] that compared intranets and the Internet...
Huaiyu Zhu, Sriram Raghavan, Shivakumar Vaithyanat...
WWW
2007
ACM
16 years 7 months ago
Supervised rank aggregation
This paper is concerned with rank aggregation, the task of combining the ranking results of individual rankers at meta-search. Previously, rank aggregation was performed mainly by...
Yu-Ting Liu, Tie-Yan Liu, Tao Qin, Zhiming Ma, Han...
SIGIR
2009
ACM
16 years 1 months ago
Approximating true relevance distribution from a mixture model based on irrelevance data
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
Peng Zhang, Yuexian Hou, Dawei Song