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» Contour Approximation in Sensor Networks
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ICRA
2007
IEEE
178views Robotics» more  ICRA 2007»
15 years 3 months ago
Distributed Cooperative Active Sensing Using Consensus Filters
— We consider the problem of multiple mobile sensor agents tracking the position of one or more moving targets. In our formulation, each agent maintains a target estimate, and ea...
Peng Yang, Randy A. Freeman, Kevin M. Lynch
SECON
2007
IEEE
15 years 3 months ago
Coverage Problem for Sensors Embedded in Temperature Sensitive Environments
— The coverage and connectivity problem in sensor networks has received significant attention of the research community in the recent years. In this paper, we study this problem...
Arunabha Sen, Nibedita Das, Ling Zhou, Bao Hong Sh...
PODS
2008
ACM
159views Database» more  PODS 2008»
15 years 9 months ago
Approximation algorithms for clustering uncertain data
There is an increasing quantity of data with uncertainty arising from applications such as sensor network measurements, record linkage, and as output of mining algorithms. This un...
Graham Cormode, Andrew McGregor
SENSYS
2006
ACM
15 years 3 months ago
Target tracking with binary proximity sensors: fundamental limits, minimal descriptions, and algorithms
We explore fundamental performance limits of tracking a target in a two-dimensional field of binary proximity sensors, and design algorithms that attain those limits. In particul...
Nisheeth Shrivastava, Raghuraman Mudumbai, Upamany...
SIGMOD
2008
ACM
203views Database» more  SIGMOD 2008»
15 years 9 months ago
Querying continuous functions in a database system
Many scientific, financial, data mining and sensor network applications need to work with continuous, rather than discrete data e.g., temperature as a function of location, or sto...
Arvind Thiagarajan, Samuel Madden