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» Clustering Objects on a Spatial Network
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GLOBECOM
2008
IEEE
15 years 5 months ago
Impact of Random Mobility on the Inhomogeneity of Spatial Distributions
Abstract—Simulation results of wireless networks heavily depend on the spatial distribution of its nodes. Even though the initial distribution may match the expectations of the r...
Michael Gyarmati, Udo Schilcher, Günther Bran...
WOWMOM
2009
ACM
124views Multimedia» more  WOWMOM 2009»
15 years 5 months ago
VAPS: Positioning with spatial constraints
The proliferation of mobile computing devices and local wireless networks has promoted a growing interest in location-aware systems. The problem with existing positioning techniqu...
Yesid Jarma, Golnaz Karbaschi, Marcelo Dias de Amo...
TMC
2011
108views more  TMC 2011»
14 years 6 months ago
Spatial-Temporal Coverage Optimization in Wireless Sensor Networks
—Mission-driven sensor networks usually have special lifetime requirements. However, the density of the sensors may not be large enough to satisfy the coverage requirement while ...
Changlei Liu, Guohong Cao
ECCV
2006
Springer
15 years 2 months ago
Learning Semantic Scene Models by Trajectory Analysis
Abstract. In this paper, we describe an unsupervised learning framework to segment a scene into semantic regions and to build semantic scene models from longterm observations of mo...
Xiaogang Wang, Kinh Tieu, Eric Grimson
ICC
2007
IEEE
142views Communications» more  ICC 2007»
15 years 5 months ago
Reduced-Complexity Cluster Modelling for the 3GPP Channel Model
—The realistic performance of a multi-input multi-output (MIMO) communication system depends strongly on the spatial correlation properties introduced by clustering in the propag...
Hui Xiao, Alister G. Burr, Rodrigo C. de Lamare