diff options
Diffstat (limited to 'src/python/example/witness_complex_from_nearest_landmark_table.py')
-rwxr-xr-x | src/python/example/witness_complex_from_nearest_landmark_table.py | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/python/example/witness_complex_from_nearest_landmark_table.py b/src/python/example/witness_complex_from_nearest_landmark_table.py new file mode 100755 index 00000000..c04a82b2 --- /dev/null +++ b/src/python/example/witness_complex_from_nearest_landmark_table.py @@ -0,0 +1,36 @@ +#!/usr/bin/env python + +from gudhi import StrongWitnessComplex, SimplexTree + +""" This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT. + See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details. + Author(s): Vincent Rouvreau + + Copyright (C) 2016 Inria + + Modification(s): + - YYYY/MM Author: Description of the modification +""" + +__author__ = "Vincent Rouvreau" +__copyright__ = "Copyright (C) 2016 Inria" +__license__ = "MIT" + +print("#####################################################################") +print("WitnessComplex creation from nearest landmark table") +nearest_landmark_table = [ + [[0, 0.0], [1, 0.1], [2, 0.2], [3, 0.3], [4, 0.4]], + [[1, 0.0], [2, 0.1], [3, 0.2], [4, 0.3], [0, 0.4]], + [[2, 0.0], [3, 0.1], [4, 0.2], [0, 0.3], [1, 0.4]], + [[3, 0.0], [4, 0.1], [0, 0.2], [1, 0.3], [2, 0.4]], + [[4, 0.0], [0, 0.1], [1, 0.2], [2, 0.3], [3, 0.4]], +] + +witness_complex = StrongWitnessComplex(nearest_landmark_table=nearest_landmark_table) +simplex_tree = witness_complex.create_simplex_tree(max_alpha_square=0.41) + +message = "Number of simplices: " + repr(simplex_tree.num_simplices()) +print(message) + +diag = simplex_tree.persistence(min_persistence=-0.1, homology_coeff_field=11) +print(diag) |