Sciweavers

151 search results - page 9 / 31
» Regularized Discriminative Direction for Shape Difference An...
Sort
View
SMI
2008
IEEE
198views Image Analysis» more  SMI 2008»
15 years 4 months ago
Anisotropic geodesic distance computation for parametric surfaces
The distribution of geometric features is anisotropic by its nature. Intrinsic properties of surfaces such as normal curvatures, for example, varies with direction. In this paper ...
Joon-Kyung Seong, Won-Ki Jeong, Elaine Cohen
MP
2006
134views more  MP 2006»
14 years 9 months ago
Cubic regularization of Newton method and its global performance
In this paper, we provide theoretical analysis for a cubic regularization of Newton method as applied to unconstrained minimization problem. For this scheme, we prove general local...
Yurii Nesterov, Boris T. Polyak
PR
2010
186views more  PR 2010»
14 years 8 months ago
Feature extraction by learning Lorentzian metric tensor and its extensions
We develop a supervised dimensionality reduction method, called Lorentzian Discriminant Projection (LDP), for feature extraction and classification. Our method represents the str...
Risheng Liu, Zhouchen Lin, Zhixun Su, Kewei Tang
CBMS
2006
IEEE
15 years 3 months ago
Efficient Rotation Invariant Retrieval of Shapes with Applications in Medical Databases
Recognition of shapes in images is an important problem in computer vision with application in various medical problems, including robotic surgery and cell analysis. The similarit...
Selina Chu, Shrikanth S. Narayanan, C. C. Jay Kuo
SMI
2005
IEEE
143views Image Analysis» more  SMI 2005»
15 years 3 months ago
Design and Manipulation of Polygonal Models in a Haptic, Stereoscopic Virtual Environment
This paper presents a flexible, scalable framework for interactive hands-on shape design in a haptic, stereoscopic virtual environment. The framework is founded upon the concept ...
Jing Hua, Ye Duan, Hong Qin