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WCNC
2008
IEEE
15 years 10 months ago
A Collaborative Quasi-Linear Programming Framework for Ad Hoc Sensor Localization
—In this paper, we propose a collaborative localization scheme which utilizes, in addition to the range estimates to nodes with known locations (anchors), the range estimates bet...
Tao Jia, R. Michael Buehrer
VLDB
2005
ACM
124views Database» more  VLDB 2005»
15 years 10 months ago
Indexing Multi-Dimensional Uncertain Data with Arbitrary Probability Density Functions
In an “uncertain database”, an object o is associated with a multi-dimensional probability density function (pdf), which describes the likelihood that o appears at each positi...
Yufei Tao, Reynold Cheng, Xiaokui Xiao, Wang Kay N...
SSD
2001
Springer
119views Database» more  SSD 2001»
15 years 9 months ago
Constrained Nearest Neighbor Queries
In this paper we introduce the notion of constrained nearest neighbor queries (CNN) and propose a series of methods to answer them. This class of queries can be thought of as neare...
Hakan Ferhatosmanoglu, Ioana Stanoi, Divyakant Agr...
WSC
2008
15 years 6 months ago
Approximate dynamic programming: Lessons from the field
Approximate dynamic programming is emerging as a powerful tool for certain classes of multistage stochastic, dynamic problems that arise in operations research. It has been applie...
Warren B. Powell
JSAC
2010
91views more  JSAC 2010»
15 years 2 months ago
Constructing low-connectivity and full-coverage three dimensional sensor networks
Abstract—Low-connectivity and full-coverage three dimensional Wireless Sensor Networks (WSNs) have many real-world applications. By low connectivity, we mean there are at least k...
Chuanlin Zhang, Xiaole Bai, Jin Teng, Dong Xuan, W...