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» Optimal Aggregation Algorithms for Middleware
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PE
2008
Springer
167views Optimization» more  PE 2008»
13 years 7 months ago
Analysis of ratings on trust inference in open environments
Ratings (also known as recommendations) provide an efficient and effective way to build trust relationship in the human society, by making use of the information from others rathe...
Zhengqiang Liang, Weisong Shi
DMSN
2004
ACM
14 years 23 days ago
Approximately uniform random sampling in sensor networks
Recent work in sensor databases has focused extensively on distributed query problems, notably distributed computation of aggregates. Existing methods for computing aggregates bro...
Boulat A. Bash, John W. Byers, Jeffrey Considine
DCOSS
2005
Springer
14 years 27 days ago
Multi-query Optimization for Sensor Networks
The widespread dissemination of small-scale sensor nodes has sparked interest in a powerful new database abstraction for sensor networks: Clients “program” the sensors through ...
Niki Trigoni, Yong Yao, Alan J. Demers, Johannes G...
DCOSS
2008
Springer
13 years 9 months ago
Multi-root, Multi-Query Processing in Sensor Networks
Sensor networks can be viewed as large distributed databases, and SQL-like high-level declarative languages can be used for data and information retrieval. Energy constraints make ...
Zhiguo Zhang, Ajay D. Kshemkalyani, Sol M. Shatz
VLDB
1998
ACM
136views Database» more  VLDB 1998»
13 years 11 months ago
Materialized View Selection for Multidimensional Datasets
To fulfill the requirement of fast interactive multidimensional data analysis, database systems precompute aggregate views on some subsets of dimensions and their corresponding hi...
Amit Shukla, Prasad Deshpande, Jeffrey F. Naughton