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ICIP
2004
IEEE
15 years 11 months ago
Fast motion estimation and motion segmentation using multi-scale approach
The goal of this work is to find a fast method for motion estimation and motion segmentation. We chose to decompose the motion on a basis functions. That allows us to compute the ...
Cédric Demonceaux, Djemâa Kachi-Akkou...
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ICIP
2004
IEEE
15 years 11 months ago
Sparse representation of images with hybrid linear models
We propose a mixture of multiple linear models, also known as hybrid linear model, for a sparse representation of an image. This is a generalization of the conventional KarhunenLo...
Kun Huang, Allen Y. Yang, Yi Ma
ICIP
2004
IEEE
15 years 11 months ago
Camera calibration without metric information using 1D objects
This paper addresses the problem of calibrating a pin-hole camera from images of 1D objects. Assuming a unit aspect ratio and zero skew, we introduce a novel and simple approach t...
Xiaochun Cao, Hassan Foroosh
ICIP
2004
IEEE
15 years 11 months ago
Shift-invariant wavelet denoising using interscale dependency
Using statistical modeling in the wavelet domain, we address the problem of image denoising. Despite being effective, the denoised images can suffer from the Gibbs-like artifacts,...
Pei Chen, David Suter
ICIP
2004
IEEE
15 years 11 months ago
A RST resilient object-based video watermarking scheme
In this paper, a blind object-based video watermarking scheme, which is robust to MPEG4 compression and normal video editing such as Rotation, Scaling or Translation (RST), is pro...
Dajun He, Qibin Sun