29 search results - page 1 / 6 » Better Landmarks Within Reach |
WEA
2007
Springer
14 years 1 months ago
2007
Springer
We study the real algorithm for the point-to-point shortest path problem. It combines A∗ search search, landmark-based lower bounds, and reach-based pruning. We suggest several ...
INFOCOM
2006
IEEE
14 years 1 months ago
2006
IEEE
— For a wide variety of sensor network environments, location information is unavailable or expensive to obtain. We propose a location-free, lightweight, distributed, and data-ce...
ICNP
2005
IEEE
14 years 1 months ago
2005
IEEE
In this paper we focus on the problems of maintaining Ad Hoc network connectivity in the presence of node mobility whilst providing globally efficient and robust routing. The com...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Imaging techniques for measuring lung ventilation are essential tools to study lung tissue response to radiation therapy. Most of the existing CT and image registration based vent...
COSIT
2001
Springer
14 years 4 days ago
2001
Springer
The development of cognitively plausible models of human spatial reasoning may ultimately result in computational systems that are better equipped to meet human needs. This paper e...