@misc{ReininghausGuentherHotzetal.2012, author = {Jan Reininghaus and David G{\"u}nther and Ingrid Hotz and Tino Weinkauf and Hans Peter Seidel}, title = {Combinatorial Gradient Fields for 2D Images with Empirically Convergent Separatrices}, url = {http://arxiv.org/abs/1208.6523}, institution = {Visual Data Analysis}, year = {2012}, }