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» Sublinear Time Algorithms for Metric Space Problems
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CGO
2011
IEEE
14 years 7 months ago
Language and compiler support for auto-tuning variable-accuracy algorithms
—Approximating ideal program outputs is a common technique for solving computationally difficult problems, for adhering to processing or timing constraints, and for performance ...
Jason Ansel, Yee Lok Wong, Cy P. Chan, Marek Olsze...
MVA
2002
175views Computer Vision» more  MVA 2002»
15 years 3 months ago
Augmented geophysical data interpretation through automated velocity picking in semblance velocity images
Velocity Picking is the problem of picking velocity-time pairs based on a coherence metric between multiple seismic signals. Coherence as a function of velocity and time can be ex...
J. Ross Beveridge, Charlie Ross, L. Darrell Whitle...
VTC
2006
IEEE
147views Communications» more  VTC 2006»
15 years 10 months ago
A Proportional Fair Scheduling for Multicast Services in Wireless Cellular Networks
— We propose a new multicast scheduling scheme which can achieve the proportional fair (PF) allocation in the wireless cellular systems. In case of multicast, the scheduler in th...
Chungha Koh, Young Yong Kim
ICDE
2007
IEEE
146views Database» more  ICDE 2007»
15 years 8 months ago
Index-based Most Similar Trajectory Search
The problem of trajectory similarity in moving object databases is a relatively new topic in the spatial and spatiotemporal database literature. Existing work focuses on the spati...
Elias Frentzos, Kostas Gratsias, Yannis Theodoridi...
ICDE
2007
IEEE
106views Database» more  ICDE 2007»
15 years 10 months ago
Mining Trajectory Databases via a Suite of Distance Operators
With the rapid progress of mobile devices and positioning technologies, Trajectory Databases (TD) have been in the core of database research during the last decade. Analysis and k...
Nikos Pelekis, Ioannis Kopanakis, Irene Ntoutsi, G...