@article{ year={2012}, issn={0179-5376}, journal={Discrete & Computational Geometry}, volume={47}, number={2}, doi={10.1007/s00454-011-9350-z}, title={Optimal Topological Simplification of Discrete Functions on Surfaces}, url={http://dx.doi.org/10.1007/s00454-011-9350-z}, publisher={Springer-Verlag}, keywords={Discrete Morse theory; Persistent homology; Topological denoising}, author={Bauer, Ulrich and Lange, Carsten and Wardetzky, Max}, pages={347-377}, language={English} }