Tim Weyrich Jason Lawrence Hendrik P. A. Lensch Szymon Rusinkiewicz Todd Zickler Principles of Appearance Acquisition and Representation. 75-191 2009 4 Foundations and Trends in Computer Graphics and Vision 2 http://dx.doi.org/10.1561/0600000022 db/journals/ftcgv/ftcgv4.html#WeyrichLLRZ09