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» Efficient gossip-based aggregate computation
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EWSN
2007
Springer
15 years 11 months ago
An Energy-Efficient K-Hop Clustering Framework for Wireless Sensor Networks
Many applications in wireless sensor networks (WSNs) benefit significantly from organizing nodes into groups, called clusters, because data aggregation and data filtering applied i...
Quanbin Chen, Jian Ma, Yanmin Zhu, Dian Zhang, Lio...
SIGMOD
1996
ACM
120views Database» more  SIGMOD 1996»
15 years 3 months ago
Implementing Data Cubes Efficiently
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...
Venky Harinarayan, Anand Rajaraman, Jeffrey D. Ull...
KDD
2004
ACM
143views Data Mining» more  KDD 2004»
16 years 4 days ago
Incremental maintenance of quotient cube for median
Data cube pre-computation is an important concept for supporting OLAP(Online Analytical Processing) and has been studied extensively. It is often not feasible to compute a complet...
Cuiping Li, Gao Cong, Anthony K. H. Tung, Shan Wan...
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MOBISYS
2007
ACM
15 years 11 months ago
MobiUS: enable together-viewing video experience across two mobile devices
We envision a new better-together mobile application paradigm where multiple mobile devices are placed in a close proximity and study a specific together-viewing video application...
Guobin Shen, Yanlin Li, Yongguang Zhang
CN
2006
60views more  CN 2006»
14 years 11 months ago
On the efficiency of fluid simulation of networks
Performance evaluation of computer networks through traditional packet-level simulation is becoming increasingly difficult as networks grow in size along different dimensions. Due...
Daniel R. Figueiredo, Benyuan Liu, Yang Guo, James...