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» Approximability of Robust Network Design
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DEXA
2009
Springer
153views Database» more  DEXA 2009»
13 years 11 months ago
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
Zhao Zhang, Xiaofeng Gao, Xuefei Zhang, Weili Wu, ...
KDD
2009
ACM
173views Data Mining» more  KDD 2009»
14 years 8 months ago
Constant-factor approximation algorithms for identifying dynamic communities
We propose two approximation algorithms for identifying communities in dynamic social networks. Communities are intuitively characterized as "unusually densely knit" sub...
Chayant Tantipathananandh, Tanya Y. Berger-Wolf
SECON
2008
IEEE
14 years 2 months ago
Gateway Design for Data Gathering Sensor Networks
—Innovation in gateways for data gathering sensor networks has lagged compared to advances in mote-class devices, leaving us with a limited set of options for deploying such syst...
Raluca Musaloiu-Elefteri, Razvan Musaloiu-Elefteri...
CEC
2008
IEEE
14 years 2 months ago
Neuro-evolving maintain-station behavior for realistically simulated boats
— We evolve a neural network controller for a boat that learns to maintain a given bearing and range with respect to a moving target in the Lagoon 3D game environment. Simulating...
Nathan A. Penrod, David Carr, Sushil J. Louis, Bob...
CN
2011
117views more  CN 2011»
13 years 2 months ago
Cross-layer design in multihop wireless networks
In this paper, we take a holistic approach to the protocol architecture design in multihop wireless networks. Our goal is to integrate various protocol layers into a rigorous fram...
Lijun Chen, Steven H. Low, John C. Doyle