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Estimating Cast Shadows using SFS and Class-based Surface Completion
Hong Kong August 20-August 24
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/ICPR.2006.49818th International Conference on Patt ...
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William A. P. Smith, University of York,York, YO10 5DD, UK
Edwin R. Hancock, University of York,York, YO10 5DD, UK
This paper describes a method for cast shadow removal from obliquely illuminated images of faces. The method draws on a statistical model of surface normal directions. The model is fitted to shadowed facial images using robust statistics and constraints provided by shape-from-shading. Regions associated with poor fit residuals are associated with shadow regions. We illustrate the method on the Yale B database where it gives both good shadow map estimates and fills-in the facial surface in the shadow regions.
Citation:
William A. P. Smith, Edwin R. Hancock, "Estimating Cast Shadows using SFS and Class-based Surface Completion," icpr, vol. 4, pp.86-90, 18th International Conference on Pattern Recognition (ICPR'06) Volume 4, 2006
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