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CHI
2004
ACM
14 years 8 months ago
Feeling bumps and holes without a haptic interface: the perception of pseudo-haptic textures
We present a new interaction technique to simulate textures in desktop applications without a haptic interface. The proposed technique consists in modifying the motion of the curs...
Anatole Lécuyer, Jean-Marie Burkhardt, Laur...
CVPR
2001
IEEE
14 years 10 months ago
Issues on the Geometry of Central Catadioptric Image Formation
An imaging system with a single effective viewpoint is called a central projection system. The conventional perspective camera is an example of a central projection system. System...
João P. Barreto, Helder Araújo
ICIP
2001
IEEE
14 years 9 months ago
Extraction of rotation invariant signature based on fractal geometry
In this paper, a new method of feature extraction with rotation invariant property is presented. One of the main contributions of this study is that a rotation invariant signature...
Yu Tao, Thomas R. Ioerger, Yuan Yan Tang
FGR
2008
IEEE
301views Biometrics» more  FGR 2008»
14 years 2 months ago
3D facial geometry recovery via group-wise optical flow
We describe an algorithm for automatically finding correspondences from face video sequences. This method is useful to many applications such as face tracking, face modeling and ...
Hui Fang, Nicholas Costen, David Cristinacce, John...
ICMCS
2006
IEEE
112views Multimedia» more  ICMCS 2006»
14 years 2 months ago
Where was the Picture Taken: Image Localization in Route Panoramas Using Epipolar Geometry
Finding the location where a picture was taken is an important problem for a variety of applications including surveying, interactive traveling and homeland security among others....
Saad M. Khan, Fahd Rafi, Mubarak Shah