Takahiro Mori, Shinsaku Hiura, Kosuke Sato. Shadow and Specular Removal by Photometric Linearization based on PCA with Outlier Exclusion. In Gabriela Csurka, José Braz, editors, VISAPP 2012 - Proceedings of the International Conference on Computer Vision Theory and Applications, Volume 1, Rome, Italy, 24-26 February, 2012. pages 221-229, SciTePress, 2012.