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» Locality approximation using time
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ICASSP
2011
IEEE
14 years 6 months ago
Gaussian mixture modeling for source localization
Exploiting prior knowledge, we use Bayesian estimation to localize a source heard by a fixed sensor network. The method has two main aspects: Firstly, the probability density fun...
John T. Flåm, Joakim Jalden, Saikat Chatterj...
SIGMETRICS
2010
ACM
214views Hardware» more  SIGMETRICS 2010»
15 years 7 months ago
Distributed sensor network localization from local connectivity: performance analysis for the HOP-TERRAIN algorithm
This paper addresses the problem of determining the node locations in ad-hoc sensor networks when only connectivity information is available. In previous work, we showed that the ...
Amin Karbasi, Sewoong Oh
SIAMNUM
2010
113views more  SIAMNUM 2010»
14 years 9 months ago
Compactness Properties of the DG and CG Time Stepping Schemes for Parabolic Equations
Abstract. It is shown that for a broad class of equations that numerical solutions computed using the discontinuous Galerkin or the continuous Galerkin time stepping schemes of arb...
Noel Walkington
RTAS
1999
IEEE
15 years 6 months ago
Timing Constraint Remapping to Avoid Time Discontinuities in Distributed Real-Time Systems
In this paper we propose a dynamic constraint transformation technique for ensuring timing requirements in a distributed real-time system possessing periodically synchronized dist...
Minsoo Ryu, Jungkeun Park, Seongsoo Hong
139
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CVPR
2012
IEEE
13 years 4 months ago
Geometric understanding of point clouds using Laplace-Beltrami operator
In this paper, we propose a general framework for approximating differential operator directly on point clouds and use it for geometric understanding on them. The discrete approxi...
Jian Liang, Rongjie Lai, Tsz Wai Wong, Hongkai Zha...