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17 years 5 months ago
From Surfaces to Objects: Computer Vision and Three Dimensional Scene Analysis
"Three dimensional scene analysis has reached a turning point. Though researchers have been investigating object recognition and scene understanding since the late 1960’s, a...
Robert B. Fisher
CVPR
1999
IEEE
16 years 9 months ago
Object Recognition with Color Cooccurrence Histograms
We use the color cooccurrence histogram (CH) for recognizing objects in images. The color CH keeps track of the number of pairs of certain colored pixels that occur at certain sep...
Peng Chang, John Krumm
CVPR
1999
IEEE
16 years 9 months ago
A Simple Technique for Self-Calibration
This paper introduces an extension of Hartley's selfcalibration technique [8] based on properties of the essential matrix, allowing for the stable computation of varying foca...
Paulo R. S. Mendonça, Roberto Cipolla
CVPR
1999
IEEE
16 years 9 months ago
Harmonic Maps and Their Applications in Surface Matching
* The surface-matching problem is investigated in this paper using a mathematical tool called harmonic maps. The theory of harmonic maps studies the mapping between different metri...
Dongmei Zhang, Martial Hebert
CVPR
2001
IEEE
16 years 9 months ago
Issues on the Geometry of Central Catadioptric Image Formation
An imaging system with a single effective viewpoint is called a central projection system. The conventional perspective camera is an example of a central projection system. System...
João P. Barreto, Helder Araújo