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ICIP
2001
IEEE
16 years 8 months ago
Geometric hashing techniques for watermarking
In this paper we introduce the idea of using Computer Vision techniques for improving and enhancing watermarking capabilities. Specifically, we incorporate Geometric Hashing techn...
Hagit Zabrodsky Hel-Or, Y. Yitzhaki, Yacov Hel-Or
ICIP
2001
IEEE
16 years 8 months ago
Observer motion estimation and control from optical flow
The information conveyed by optical flow is analytically linked to the observer motion in this paper by decomposing the optical flow field into its vector field components. It is ...
Liangyin Yu, Charles R. Dyer
ICIP
2000
IEEE
16 years 8 months ago
Shape Approximation Through Recursive Scalable Layer Generation
This paper presents an e cient recursive algorithm for generating operationally optimal intra mode scalable layer decompositions of object contours. The problem is posed in terms ...
Gerry Melnikov, Aggelos K. Katsaggelos
ICIP
1998
IEEE
16 years 8 months ago
Recognizing Surfaces from 3D Curves
;I general paradigm for recognizing 3D objects is offered, and applied to some geometric primitives [sphe,res, cylinders, cones, and tori). The assumption is that Q curve on the s...
Daniel Keren, Ehud Rivlin, Ilan Shimshoni, Isaac W...
ICIP
1998
IEEE
16 years 8 months ago
Simultaneous Optimal Boundary Encoding and Variable-Length Code Selection
This paper describes e cient and optimal encoding and representation of object contours. Contours are approximated by connected second-order spline segments, each de ned by three ...
Gerry Melnikov, Guido M. Schuster, Aggelos K. Kats...