128 search results - page 16 / 26 » Topological grammars for data approximation |
ICDM
2008
IEEE
14 years 1 months ago
2008
IEEE
Event detection is a critical task in sensor networks, especially for environmental monitoring applications. Traditional solutions to event detection are based on analyzing one-sh...
MOBIHOC
2003
ACM
14 years 7 months ago
2003
ACM
Spatial query execution is an essential functionality of a sensor network, where a query gathers sensor data within a specific geographic region. Redundancy within a sensor networ...
SIGGRAPH
1992
ACM
13 years 11 months ago
1992
ACM
We describe and demonstrate an algorithm that takes as input an unorganized set of points fx1; : : : ; xng IR3 on or near an unknown manifold M, and produces as output a simplicia...
COMCOM
2006
13 years 7 months ago
2006
Scalability and extended lifetime are two critical design goals of any large scale wireless sensor network. A two-tiered network model has been proposed recently for this purpose....
ECCV
2008
Springer
14 years 9 months ago
2008
Springer
We propose a new algorithm for two-phase, piecewise-smooth segmentation with shape prior. The image is segmented by a binary template that is deformed by a regular geometric transf...