Ankit Mohan Reynold J. Bailey Jonathan Waite Jack Tumblin Cindy Grimm Bobby Bodenheimer Tabletop Computed Lighting for Practical Digital Photography. 652-662 2007 13 IEEE Trans. Vis. Comput. Graph. 4 http://dx.doi.org/10.1109/TVCG.2007.1008 db/journals/tvcg/tvcg13.html#MohanBWTGB07