Photometric method for determining surface orientation from multiple ...
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Photometric method for determining surface orientation from multiple ...
Department of Computer Science. University of ... Photometric stereo is used in computer-based image understanding. It can be applied in ... surface orientation has two degrees of freedom and image inten- sity provides ..... Photometric stereo is best when the surface gradient is to ... Palo Alto, California, April. 1979. . Strat ...