Sciweavers

3744 search results - page 489 / 749
» Shape from Symmetry
Sort
View
ECCV
2006
Springer
16 years 8 months ago
Uncalibrated Factorization Using a Variable Symmetric Affine Camera
Abstract. In order to reconstruct 3-D Euclidean shape by the TomasiKanade factorization, one needs to specify an affine camera model such as orthographic, weak perspective, and par...
Ken-ichi Kanatani, Yasuyuki Sugaya, Hanno Ackerman...
ICIP
2005
IEEE
16 years 8 months ago
A variable background active contour model for automatic detection of thyroid nodules in ultrasound images
A novel active contour model named Variable Background Active Contour model is proposed and applied for the detection of thyroid nodules in ultrasound images. The new model offers ...
Michalis A. Savelonas, Dimitrios E. Maroulis, Dimi...
ICIP
2005
IEEE
16 years 8 months ago
Irregular pattern matching using projections
Recently, a novel approach to pattern matching was introduced, which reduces time complexity by two orders of magnitude over traditional approaches. It uses an efficient projectio...
Michal Ben-Yehuda, Lihi Cadany, Hagit Hel-Or
ICIP
2003
IEEE
16 years 8 months ago
Jumping snakes and parametric model for lip segmentation
Lip segmentation is an essential stage in many multimedia systems such as videoconferencing, lip reading, or low bit rate coding communication systems. In this paper, we propose a...
Nicolas Eveno, Alice Caplier, Pierre-Yves Coulon
ICIP
2001
IEEE
16 years 8 months ago
A new video-object watermarking scheme robust to object manipulation
This paper presents a watermarking scheme for image or video objects. The watermarking of video objects implies different constraints from raw watermarking methods. The mark has t...
Patrick Bas, Benoit M. Macq