Paper
1 March 1991 Shape from shading with circular symmetry
Michael A. Gennert
Author Affiliations +
Proceedings Volume 1385, Optics, Illumination, and Image Sensing for Machine Vision V; (1991) https://doi.org/10.1117/12.25364
Event: Advances in Intelligent Robotics Systems, 1990, Boston, MA, United States
Abstract
In this paper we investigate the shape-from-shading problem when the image and reflectance function are both known to be circularly symmetric. It is shown that the only surfaces that satisfy the image irradiance equation under these conditions are themselves circularly symmetric provided that the surface shape is both continuous and finite.
© (1991) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Michael A. Gennert "Shape from shading with circular symmetry", Proc. SPIE 1385, Optics, Illumination, and Image Sensing for Machine Vision V, (1 March 1991); https://doi.org/10.1117/12.25364
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KEYWORDS
Reflectivity

Machine vision

Cameras

Computer science

Electroluminescence

Light sources

Light sources and illumination

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