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GIS
2008
ACM
13 years 10 months ago
Spatial queries in disconnected mobile networks
In this paper we study in-network query processing in disconnected mobile environments, where both ad-hoc communication and infrastructure communication are available. Depending o...
Xinjuan Zhu, Bo Xu, Ouri Wolfson
PRESENCE
2000
94views more  PRESENCE 2000»
13 years 9 months ago
Virtual Environments with Four or More Spatial Dimensions
We describe methods for displaying complex, texturemapped environments with four or more spatial dimensions that allow for real-time interaction. At any one moment in time, a thre...
Michael D'Zmura, Philippe Colantoni, Gregory Seyra...
ISVC
2010
Springer
13 years 8 months ago
Introducing Fuzzy Spatial Constraints in a Ranked Partitioned Sampling for Multi-object Tracking
Dealing with multi-object tracking in a particle filter raises several issues. A first essential point is to model possible interactions between objects. In this article, we repr...
Nicolas Widynski, Séverine Dubuisson, Isabe...
SACMAT
2010
ACM
13 years 8 months ago
Enforcing spatial constraints for mobile RBAC systems
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
Michael S. Kirkpatrick, Elisa Bertino
ICCV
2009
IEEE
13 years 7 months ago
SCRAMSAC: Improving RANSAC's efficiency with a spatial consistency filter
Geometric verification with RANSAC has become a crucial step for many local feature based matching applications. Therefore, the details of its implementation are directly relevant...
Torsten Sattler, Bastian Leibe, Leif Kobbelt