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SIGIR
2005
ACM
14 years 1 months ago
A Markov random field model for term dependencies
This paper develops a general, formal framework for modeling term dependencies via Markov random fields. The model allows for arbitrary text features to be incorporated as eviden...
Donald Metzler, W. Bruce Croft
LREC
2008
123views Education» more  LREC 2008»
13 years 9 months ago
Answering List Questions using Co-occurrence and Clustering
Although answering list questions is not a new research area, answering them automatically still remains a challenge. The median F-score of systems that participated in TREC 2007 ...
Majid Razmara, Leila Kosseim
KDD
2009
ACM
257views Data Mining» more  KDD 2009»
14 years 2 months ago
Argo: intelligent advertising by mining a user's interest from his photo collections
In this paper, we introduce a system named Argo which provides intelligent advertising made possible from users’ photo collections. Based on the intuition that user-generated ph...
Xin-Jing Wang, Mo Yu, Lei Zhang, Rui Cai, Wei-Ying...
SIGIR
2003
ACM
14 years 21 days ago
Beyond independent relevance: methods and evaluation metrics for subtopic retrieval
We present a non-traditional retrieval problem we call subtopic retrieval. The subtopic retrieval problem is concerned with finding documents that cover many different subtopics ...
ChengXiang Zhai, William W. Cohen, John D. Laffert...
INFOCOM
2008
IEEE
14 years 1 months ago
A Trust and Reputation based Anti-SPIM Method
—Instant Messaging (IM) service is a killer application in the Internet. Due to the problem of IM spam (SPIM), building an effective anti-spim method is an important research top...
Jun Bi, Jianping Wu, Wenmao Zhang