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RECSYS
2010
ACM
13 years 10 months ago
Nantonac collaborative filtering: a model-based approach
A recommender system has to collect users' preference data. To collect such data, rating or scoring methods that use rating scales, such as good-fair-poor or a five-point-sca...
Toshihiro Kamishima, Shotaro Akaho
ICDCS
2010
IEEE
13 years 7 months ago
Secure Ranked Keyword Search over Encrypted Cloud Data
As Cloud Computing becomes prevalent, sensitive information are being increasingly centralized into the cloud. For the protection of data privacy, sensitive data has to be encrypte...
Cong Wang, Ning Cao, Jin Li, Kui Ren, Wenjing Lou
SIGMOD
2008
ACM
214views Database» more  SIGMOD 2008»
14 years 10 months ago
A graph method for keyword-based selection of the top-K databases
While database management systems offer a comprehensive solution to data storage, they require deep knowledge of the schema, as well as the data manipulation language, in order to...
Quang Hieu Vu, Beng Chin Ooi, Dimitris Papadias, A...
ICIP
1998
IEEE
14 years 12 months ago
Invariant-based Data Model for Image Databases
We describe a new invariant-based data model for image databases under our approach for shape-based retrieval. The data model relies on contours description of the image shape, an...
Michael Kliot, Ehud Rivlin
WWW
2008
ACM
14 years 11 months ago
Deciphering mobile search patterns: a study of Yahoo! mobile search queries
In this paper we study the characteristics of search queries submitted from mobile devices using various Yahoo! oneSearch applications during a 2 months period in the second half ...
Jeonghee Yi, Farzin Maghoul, Jan O. Pedersen