Sciweavers

3513 search results - page 478 / 703
» A Multigrid Approach to Image Processing
Sort
View
ICIP
2005
IEEE
16 years 8 months ago
Eigenwalks: walk detection and biometrics from symmetry patterns
In this paper we present a symmetry-based approach which can be used to detect humans and to extract biometric characteristics from video image-sequences. The method employs a simp...
Laszlo Havasi, Tamás Szirányi, Zolt&...
ICIP
2001
IEEE
16 years 8 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
ICMI
2003
Springer
106views Biometrics» more  ICMI 2003»
15 years 11 months ago
Perceptual user interfaces using vision-based eye tracking
We present a multi-camera vision-based eye tracking method to robustly locate and track user’s eyes as they interact with an application. We propose enhancements to various visi...
Ravikrishna Ruddarraju, Antonio Haro, Kris Nagel, ...
IR
2000
15 years 6 months ago
End-User Searching Challenges Indexing Practices in the Digital Newspaper Photo Archive
: Previous research in conceptual indexing methods of images has furnished us with refined theoretical frameworks characterising various aspects of images that could and should be ...
Marjo Markkula, Eero Sormunen
3DIM
2011
IEEE
14 years 6 months ago
Automatic Keypoint Detection on 3D Faces Using a Dictionary of Local Shapes
—Keypoints on 3D surfaces are points that can be extracted repeatably over a wide range of 3D imaging conditions. They are used in many 3D shape processing applications; for exam...
Clement Creusot, Nick Pears, Jim Austin