Takayuki Okatani, Koichiro Deguchi. On identification of singular points using photometric invariants for global shape from shading problem. In Anil K. Jain, Svetha Venkatesh, Brian C. Lovell, editors, Fourteenth International Conference on Pattern Recognition, ICPR 1998, Brisbane, Australia, 16-20 August, 1998. pages 1787-1790, IEEE, 1998. [doi]
Abstract is missing.