Control of a PTZ Camera in a Hybrid Vision System

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TitreControl of a PTZ Camera in a Hybrid Vision System
Type de publicationConference Paper
Year of Publication2014
AuteursRameau F, Demonceaux C, Sidibe D, Fofi D
EditorBattiato S, Braz J
Conference NamePROCEEDINGS OF THE 2014 9TH INTERNATIONAL CONFERENCE ON COMPUTER VISION, THEORY AND APPLICATIONS (VISAPP 2014), VOL 3
PublisherInst Syst & Technologies Informat, Control & Commun; IEEE Comp Soc; IEEE Tech Community Visualizat & Graph
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-9-8975-8133-5
Mots-clésFisheye Camera, Hybrid Vision System., PTZ, Target Detection
Résumé

In this paper, we propose a new approach to steer a PTZ camera in the direction of a detected object visible from another fixed camera equipped with a fisheye lens. This heterogeneous association of two cameras having different characteristics is called a hybrid stereo-vision system. The presented method employs epipolar geometry in a smart way in order to reduce the range of search of the desired region of interest. Furthermore, we proposed a target recognition method designed to cope with the illumination problems, the distortion of the omnidirectional image and the inherent dissimilarity of resolution and color responses between both cameras. Experimental results with synthetic and real images show the robustness of the proposed method.