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CVIU
2006
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13 years 11 months ago
Fitting conics to paracatadioptric projections of lines
The paracatadioptric camera is one of the most popular panoramic systems currently available in the market. It provides a wide field of view by combining a parabolic shaped mirror...
João P. Barreto, Helder Araújo
ICCV
2003
IEEE
14 years 4 months ago
Paracatadioptric Camera Calibration Using Lines
Paracatadioptric sensors combine a parabolic shaped mirror and a camera inducing an orthographic projection. Such a configuration provides a wide field of view while keeping a s...
João P. Barreto, Helder Araújo
ICCS
2004
Springer
14 years 4 months ago
Reconstruction of 3D Curvilinear Wireframe Model from 2D Orthographic Views
An approach for reconstructing wireframe models of curvilinear objects from three orthographic views is discussed. Our main stress is on the method of generating three-dimensional ...
Aijun Zhang, Yong Xue, Xiaosong Sun, Yincui Hu, Yi...
ECCV
2002
Springer
15 years 1 months ago
Geometric Properties of Central Catadioptric Line Images
In central catadioptric systems, lines in a scene are projected to conic curves in the image. This work studies the geometry of the central catadioptric projection of lines and its...
Helder Araújo, João P. Barreto