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PVLDB
2010
139views more  PVLDB 2010»
14 years 11 months ago
Identifying the Most Influential Data Objects with Reverse Top-k Queries
Top-k queries are widely applied for retrieving a ranked set of the k most interesting objects based on the individual user preferences. As an example, in online marketplaces, cus...
Akrivi Vlachou, Christos Doulkeridis, Kjetil N&osl...
CCS
2011
ACM
14 years 4 months ago
Cloak and dagger: dynamics of web search cloaking
Cloaking is a common “bait-and-switch” technique used to hide the true nature of a Web site by delivering blatantly different semantic content to different user segments. It i...
David Y. Wang, Stefan Savage, Geoffrey M. Voelker
ICDCS
2011
IEEE
14 years 4 months ago
Authorized Private Keyword Search over Encrypted Data in Cloud Computing
—In cloud computing, clients usually outsource their data to the cloud storage servers to reduce the management costs. While those data may contain sensitive personal information...
Ming Li, Shucheng Yu, Ning Cao, Wenjing Lou
ACL
2012
13 years 6 months ago
Finding Bursty Topics from Microblogs
Microblogs such as Twitter reflect the general public’s reactions to major events. Bursty topics from microblogs reveal what events have attracted the most online attention. Al...
Qiming Diao, Jing Jiang, Feida Zhu, Ee-Peng Lim
GIS
2007
ACM
16 years 5 months ago
A model for enriching trajectories with semantic geographical information
The collection of moving object data is becoming more and more common, and therefore there is an increasing need for the efficient analysis and knowledge extraction of these data ...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...