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SIGIR
2010
ACM
15 years 10 months ago
Estimation of statistical translation models based on mutual information for ad hoc information retrieval
As a principled approach to capturing semantic relations of words in information retrieval, statistical translation models have been shown to outperform simple document language m...
Maryam Karimzadehgan, ChengXiang Zhai
KDD
2007
ACM
192views Data Mining» more  KDD 2007»
16 years 7 months ago
Active exploration for learning rankings from clickthrough data
We address the task of learning rankings of documents from search engine logs of user behavior. Previous work on this problem has relied on passively collected clickthrough data. ...
Filip Radlinski, Thorsten Joachims
SAC
2011
ACM
14 years 9 months ago
ImageAlert: credibility analysis of text-image pairs on the web
Although the Web lets users freely browse and publish information, most Web information is unauthorized in contrast to conventional mass media. Therefore, it is not always credibl...
Yusuke Yamamoto, Katsumi Tanaka
CIKM
2009
Springer
16 years 1 months ago
Independent informative subgraph mining for graph information retrieval
In order to enable scalable querying of graph databases, intelligent selection of subgraphs to index is essential. An improved index can reduce response times for graph queries si...
Bingjun Sun, Prasenjit Mitra, C. Lee Giles
WWW
2008
ACM
16 years 7 months ago
Finding similar pages in a social tagging repository
Social tagging describes a community of users labeling web content with tags. It is a simple activity that enriches our knowledge about resources on the web. For a computer to hel...
Alex Penev, Raymond K. Wong