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CGF
2010
168views more  CGF 2010»
15 years 7 months ago
Modeling Complex Unfoliaged Trees from a Sparse Set of Images
We present a novel image-based technique for modeling complex unfoliaged trees. Existing tree modeling tools either require capturing a large number of views for dense 3D reconstr...
Luis D. Lopez, Yuanyuan Ding, Jingyi Yu
CG
2002
Springer
15 years 6 months ago
Algorithmic shape modeling with subdivision surfaces
We present methods for synthesizing 3D shape features on subdivision surfaces using multiscale procedural techniques. Multiscale synthesis is a powerful approach for creating surfa...
Luiz Velho, Ken Perlin, Henning Biermann, Lexing Y...
CVPR
2009
IEEE
16 years 1 months ago
Robust shadow and illumination estimation using a mixture model
Illuminant estimation from shadows typically relies on accurate segmentation of the shadows and knowledge of exact 3D geometry, while shadow estimation is difficult in the presen...
Alexandros Panagopoulos, Dimitris Samaras, Nikos P...
AIPR
2000
IEEE
15 years 11 months ago
Autonomous Video Registration Using Sensor Model Parameter Adjustments
Recently, airborne video surveillance platforms have gained greater acceptance for use in a variety of DoD missions due to their utility, affordability and autonomy. While a varie...
Richard W. Cannata, Steven G. Blask, John A. Van W...
CORR
2007
Springer
47views Education» more  CORR 2007»
15 years 6 months ago
Reduced-Order Modelling of the Bending of an Array of Torsional Micromirrors
An array of micromirrors for beam steering optical switching has been designed in a thick polysilicon technology. A novel semi-analytical method to calculate the static characteri...
A. Molfese, A. Nannini, F. Pieri