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WWW
2010
ACM
14 years 2 months ago
A pattern tree-based approach to learning URL normalization rules
Duplicate URLs have brought serious troubles to the whole pipeline of a search engine, from crawling, indexing, to result serving. URL normalization is to transform duplicate URLs...
Tao Lei, Rui Cai, Jiang-Ming Yang, Yan Ke, Xiaodon...
DEXAW
2009
IEEE
113views Database» more  DEXAW 2009»
14 years 2 months ago
Identification of Surgery Indicators by Mining Hospital Data: A Preliminary Study
—The management of patient referrals is an interesting issue when it comes to predicting future patient demand to increase hospital productivity. In general, a patient is referre...
Marie Persson, Niklas Lavesson
MM
2009
ACM
178views Multimedia» more  MM 2009»
14 years 2 months ago
Semantic context transfer across heterogeneous sources for domain adaptive video search
Automatic video search based on semantic concept detectors has recently received significant attention. Since the number of available detectors is much smaller than the size of h...
Yu-Gang Jiang, Chong-Wah Ngo, Shih-Fu Chang
RECSYS
2009
ACM
14 years 2 months ago
Improving rating estimation in recommender systems using aggregation- and variance-based hierarchical models
Previous work on using external aggregate rating information showed that this information can be incorporated in several different types of recommender systems and improves their...
Akhmed Umyarov, Alexander Tuzhilin
SIGECOM
2009
ACM
83views ECommerce» more  SIGECOM 2009»
14 years 2 months ago
The price of truthfulness for pay-per-click auctions
We analyze the problem of designing a truthful pay-per-click auction where the click-through-rates (CTR) of the bidders are unknown to the auction. Such an auction faces the class...
Nikhil R. Devanur, Sham M. Kakade