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ER
2008
Springer
110views Database» more  ER 2008»
14 years 11 months ago
Conjunctive Query Containment under Access Limitations
Access limitations may occur when querying data sources over the web or heterogeneous data sources presented as relational tables: this happens, for instance, in Data Exchange and ...
Andrea Calì, Davide Martinenghi
SIGMOD
2007
ACM
165views Database» more  SIGMOD 2007»
15 years 10 months ago
Sharing aggregate computation for distributed queries
An emerging challenge in modern distributed querying is to efficiently process multiple continuous aggregation queries simultaneously. Processing each query independently may be i...
Ryan Huebsch, Minos N. Garofalakis, Joseph M. Hell...
WWW
2010
ACM
14 years 10 months ago
Anonymizing user profiles for personalized web search
We study the problem of anonymizing user profiles so that user privacy is sufficiently protected while the anonymized profiles are still effective in enabling personalized web sea...
Yun Zhu, Li Xiong, Christopher Verdery
CIKM
1993
Springer
15 years 1 months ago
Collection Oriented Match
match algorithms that can efficiently handleAbstract complex tests in the presence of large amounts of data. Match algorithms that are capable of handling large amounts of On the o...
Anurag Acharya, Milind Tambe
CGF
2008
157views more  CGF 2008»
14 years 10 months ago
Interactive Volume Rendering with Dynamic Ambient Occlusion and Color Bleeding
We propose a method for rendering volumetric data sets at interactive frame rates while supporting dynamic ambient occlusion as well as an approximation to color bleeding. In cont...
Timo Ropinski, Jennis Meyer-Spradow, Stefan Diepen...