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IJCV
2008
173views more  IJCV 2008»
13 years 7 months ago
Fast Non-Rigid Surface Detection, Registration and Realistic Augmentation
We present a real-time method for detecting deformable surfaces, with no need whatsoever for a priori pose knowledge. Our method starts from a set of wide baseline point matches be...
Julien Pilet, Vincent Lepetit, Pascal Fua
TMI
2010
123views more  TMI 2010»
13 years 6 months ago
Fast Exact/Quasi-Exact FBP Algorithms for Triple-Source Helical Cone-Beam CT
Abstract—Cardiac computed tomography (CT) has been improved over past years, but it still needs improvement for higher temporal resolution in the cases of high or irregular cardi...
Yang Lu, Alexander Katsevich, Jun Zhao, Hengyong Y...
VW
2009
Springer
130views Virtual Reality» more  VW 2009»
14 years 6 days ago
Towards a Definition of Virtual Objects Using Partial Differential Equations
—We propose an efficient alternative to commonly used parametric surfaces such as NURBS surfaces for definition of complex geometry in shared virtual spaces. Our mathematical mod...
Hassan Ugail, Gabriela González Castro, Ale...
ICASSP
2008
IEEE
14 years 2 months ago
Automatic Flamingo detection using a multiple birth and death process
Here we present a new approach to automatically detect and count breeding Greater Flamingos (Phoenicopterus Roseus) on aerial photographsof their colonies. We consider a stochasti...
Stig Descamps, Xavier Descombes, Arnaud Bechet, Jo...
SI3D
2012
ACM
12 years 3 months ago
Fast, effective BVH updates for animated scenes
Bounding volume hierarchies (BVHs) are a popular acceleration structure choice for animated scenes rendered with ray tracing. This is due to the relative simplicity of refitting ...
Daniel Kopta, Thiago Ize, Josef B. Spjut, Erik Bru...