topology 18x morse-smale complex 11x critical points 9x computational topology 6x contour tree 6x morse theory 5x topological simplification 4x persistence 3x topological line 3x flow topology 2x homeomorphism 2x persistent homology 2x reeb graph 2x topological data analysis 2x arbitrary topology 1x betti numbers 1x bounding space 1x coarea formula 1x combinatorial topology 1x curve-skeleton 1x energy flow topology 1x invariant manifolds 1x k-order a-(alpha)-shapes 1x level set topology 1x medial axis transform 1x morse connection graph 1x morse decomposition 1x morse-smale 1x multivariate topology 1x parametric topology 1x persistence diagrams 1x simplicial complexes 1x skeleton 1x topolayout 1x topological analysis 1x topological genus 1x topological methods 1x topological noise 1x topological persistence 1x topological spine 1x topological thinning 1x topology preservation 1x topology tracking 1x topology visualization 1x topology-based analysis 1x topology-based techniques 1x trisectors 1x vector topology 1x wavefront 1x wedges 1x