Qiuying Xu, Yotam I. Gingold, Karan Singh. Inverse toon shading: interactive normal field modeling with isophotes. In T. Metin Sezgin, Ergun Akleman, editors, Proceedings of the workshop on Sketch-Based Interfaces and Modeling, SBIM 2015, Istanbul, Turkey, June 20-22, 2015. pages 15-25, Eurographics Association, 2015. [doi]
Abstract is missing.