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» A Perspective on Distortions
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VISUAL
1999
Springer
15 years 6 months ago
Highly Discriminative Invariant FEatures for Image Matching
Abstract. In this paper, we present novel image-derived, invariant features that accurately capture both the geometric and color properties of an imaged object. These features can ...
Ronald-Bryan O. Alferez, Yuan-Fang Wang
MEDIAFORENSICS
2010
15 years 3 months ago
Image forensic analyses that elude the human visual system
While historically we may have been overly trusting of photographs, in recent years there has been a backlash of sorts and the authenticity of photographs is now routinely questio...
Hany Farid, Mary J. Bravo
MVA
2008
130views Computer Vision» more  MVA 2008»
15 years 1 months ago
Fast pattern recognition using normalized grey-scale correlation in a pyramid image representation
The ability to quickly locate one or more instances of a model in a grey scale image is of importance to industry. The recognition/localization must be fast and accurate. In this p...
W. James MacLean, John K. Tsotsos
121
Voted
ICIP
2002
IEEE
16 years 3 months ago
Straightening warped text lines using polynomial regression
Perspective distortion always occurs while scanning thick, bound documents, resulting in two problems in the scanned grayscale image ? (i) shade along the `spine' of the book...
Zheng Zhang 0003, Chew Lim Tan
117
Voted
CVPR
2006
IEEE
16 years 3 months ago
Non-Rigid Metric Shape and Motion Recovery from Uncalibrated Images Using Priors
In this paper we focus on the estimation of the 3D Euclidean shape and motion of a non-rigid object which is moving rigidly while deforming and is observed by a perspective camera...
Alessio Del Bue, Lourdes de Agapito, Xavier Llad&o...