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GIS
2010
ACM
14 years 8 months ago
Exploiting local node cache in top-k queries within wireless sensor networks
Top-k queries are a popular type of query in Wireless Sensor Networks. Typical solutions rely on coordinated root-tonodes and nodes-to-root messages and on maintaining filters at...
Johannes Niedermayer, Mario A. Nascimento, Matthia...
WWW
2009
ACM
15 years 10 months ago
Collaborative filtering for orkut communities: discovery of user latent behavior
Users of social networking services can connect with each other by forming communities for online interaction. Yet as the number of communities hosted by such websites grows over ...
WenYen Chen, Jon-Chyuan Chu, Junyi Luan, Hongjie B...
RSP
2006
IEEE
15 years 3 months ago
Wcomp: a Multi-Design Approach for Prototyping Applications using Heterogeneous Resources
This paper presents Wcomp which is a framework for rapid application prototyping. This framework has been developed for targeting wearable computing applications but can also be u...
Daniel Cheung-Foo-Wo, Jean-Yves Tigli, Stephane La...
SIGMOD
1997
ACM
180views Database» more  SIGMOD 1997»
15 years 1 months ago
Online Aggregation
Aggregation in traditional database systems is performed in batch mode: a query is submitted, the system processes a large volume of data over a long period of time, and, eventual...
Joseph M. Hellerstein, Peter J. Haas, Helen J. Wan...
SIGMOD
2012
ACM
242views Database» more  SIGMOD 2012»
13 years 6 days ago
Dynamic management of resources and workloads for RDBMS in cloud: a control-theoretic approach
As cloud computing environments become explosively popular, dealing with unpredictable changes, uncertainties, and disturbances in both systems and environments turns out to be on...
Pengcheng Xiong