Shape from Shading with Interreflections Under a Proximal Light Source: Distortion-Free Copying of an Unfolded Book.

Toshikazu Wada Hiroyuki Ukida Takashi Matsuyama Shape from Shading with Interreflections Under a Proximal Light Source: Distortion-Free Copying of an Unfolded Book. 125-135 1997 24 International Journal of Computer Vision 2 http://dx.doi.org/10.1023/A:1007906904009 db/journals/ijcv/ijcv24.html#WadaUM97