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» Foundations of Aggregation Constraints
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CCS
2008
ACM
13 years 10 months ago
Efficient security primitives derived from a secure aggregation algorithm
By functionally decomposing a specific algorithm (the hierarchical secure aggregation algorithm of Chan et al. [3] and Frikken et al. [7]), we uncover a useful general functionali...
Haowen Chan, Adrian Perrig
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
14 years 8 months ago
ARCube: supporting ranking aggregate queries in partially materialized data cubes
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
Tianyi Wu, Dong Xin, Jiawei Han
CODES
2008
IEEE
14 years 2 months ago
Static analysis of processor stall cycle aggregation
Processor Idle Cycle Aggregation (PICA) is a promising approach for low power execution of processors, in which small memory stalls are aggregated to create a large one, and the p...
Jongeun Lee, Aviral Shrivastava
VLDB
2000
ACM
129views Database» more  VLDB 2000»
13 years 11 months ago
Offering a Precision-Performance Tradeoff for Aggregation Queries over Replicated Data
Strict consistency of replicated data is infeasible or not required by many distributed applications, so current systems often permit stale replication, in which cached copies of ...
Chris Olston, Jennifer Widom
IJCV
2007
179views more  IJCV 2007»
13 years 8 months ago
A Performance Study on Different Cost Aggregation Approaches Used in Real-Time Stereo Matching
Many vision applications require high-accuracy dense disparity maps in real-time and online. Due to time constraint, most real-time stereo applications rely on local winner-takes-a...
Minglun Gong, Ruigang Yang, Liang Wang 0002, Mingw...