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» Measuring Inhomogeneity in Spatial Distributions
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ICDE
2009
IEEE
165views Database» more  ICDE 2009»
14 years 9 months ago
Spatial Range Querying for Gaussian-Based Imprecise Query Objects
Abstract-- In sensor environments and moving robot applications, the position of an object is often known imprecisely because of measurement error and/or movement of the object. In...
Yoshiharu Ishikawa, Yuichi Iijima, Jeffrey Xu Yu
LCN
2008
IEEE
14 years 2 months ago
Spatially Disjoint Multipath Routing protocol without location information
—Multipath routing permits the discovery and use of multiple paths between a source and a destination. We develop a distributed on-demand multipath routing protocol for MANETs ca...
Juan Jose Galvez, Pedro M. Ruiz, Antonio F. G&oacu...
ANSS
2004
IEEE
13 years 11 months ago
A Spatial Analysis of Mobility Models: Application to Wireless Ad Hoc Network Simulation
We quantatively analyze the differences between a realistic mobility model, TRANSIMS, and several synthetic mobility models. New synthetic models were created by modifying the sta...
D. Charles Engelhart, Anand Sivasubramaniam, Chris...
VLDB
2001
ACM
129views Database» more  VLDB 2001»
14 years 3 days ago
Similarity Search for Adaptive Ellipsoid Queries Using Spatial Transformation
Similarity retrieval mechanisms should utilize generalized quadratic form distance functions as well as the Euclidean distance function since ellipsoid queries parameters may vary...
Yasushi Sakurai, Masatoshi Yoshikawa, Ryoji Kataok...
ACHI
2008
IEEE
14 years 2 months ago
Spatial Auditory Interface for an Embedded Communication Device in a Car
In this paper we evaluate the safety of the driver when using an embedded communication device while driving. As a part of our research, four different tasks were preformed with t...
Jaka Sodnik, Saso Tomazic, Christina Dicke, Mark B...