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» Performance Comparison of Point and Spatial Access Methods
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VLDB
2005
ACM
120views Database» more  VLDB 2005»
14 years 1 months ago
Efficiently Processing Queries on Interval-and-Value Tuples in Relational Databases
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
Jost Enderle, Nicole Schneider, Thomas Seidl
GEOINFORMATICA
1998
107views more  GEOINFORMATICA 1998»
13 years 7 months ago
A Comparison of Two Approaches to Ranking Algorithms Used to Compute Hill Slopes
The calculation of slope (downhill gradient) for a point in a digital elevation model (DEM) is a common procedure in the hydrological, environmental and remote sensing sciences. T...
Kevin H. Jones
INFOCOM
2005
IEEE
14 years 1 months ago
Cooperation and decision-making in a wireless multi-provider setting
— In this paper we investigate network design for a wireless service provider using two orthogonal technologies: a WAN technology with uniform spatial coverage and set of LAN acc...
Alex Zemlianov, Gustavo de Veciana
ICASSP
2011
IEEE
12 years 11 months ago
3D image geo-registration using vision-based modeling
Image geo-registration is the process of relating a photograph and its pose to referenced world coordinates. The application is relevant, especially to the social networking, phot...
Karl Ni, Zachary Sun, Nadya Bliss
IVC
2011
190views more  IVC 2011»
13 years 2 months ago
A graphical model based solution to the facial feature point tracking problem
In this paper a facial feature point tracker that is motivated by applications such as human-computer interfaces and facial expression analysis systems is proposed. The proposed t...
Serhan Cosar, Müjdat Çetin