Sciweavers

3575 search results - page 700 / 715
» Modeling Concurrency with Geometry
Sort
View
GIS
2005
ACM
14 years 8 months ago
Supporting uncertainty in moving objects in network databases
The management of moving objects has been intensively studied in the recent years. A wide and increasing range of database applications has to deal with spatial objects whose posi...
Ralf Hartmut Güting, Victor Teixeira de Almei...
SIGMOD
2006
ACM
149views Database» more  SIGMOD 2006»
14 years 7 months ago
Efficient query processing on unstructured tetrahedral meshes
Modern scientific applications consume massive volumes of data produced by computer simulations. Such applications require new data management capabilities in order to scale to te...
Stratos Papadomanolakis, Anastassia Ailamaki, Juli...
FOCS
2009
IEEE
14 years 2 months ago
Instance-Optimal Geometric Algorithms
We prove the existence of an algorithm A for computing 2-d or 3-d convex hulls that is optimal for every point set in the following sense: for every set S of n points and for ever...
Peyman Afshani, Jérémy Barbay, Timot...
IROS
2009
IEEE
151views Robotics» more  IROS 2009»
14 years 2 months ago
Lion and man game in the presence of a circular obstacle
— In the lion and man game, a lion tries to capture a man who is as fast as the lion. We study a new version of this game which takes place in a Euclidean environment with a circ...
Nikhil Karnad, Volkan Isler
IROS
2009
IEEE
161views Robotics» more  IROS 2009»
14 years 2 months ago
Accurate shape-based 6-DoF pose estimation of single-colored objects
— The problem of accurate 6-DoF pose estimation of 3D objects based on their shape has so far been solved only for specific object geometries. Edge-based recognition and trackin...
Pedram Azad, Tamim Asfour, Rüdiger Dillmann