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#!/usr/bin/env python
import gudhi
"""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): Marc Glisse
Copyright (C) 2018 Inria
Modification(s):
- YYYY/MM Author: Description of the modification
"""
__author__ = "Marc Glisse"
__copyright__ = "Copyright (C) 2018 Inria"
__license__ = "GPL v3"
print("#####################################################################")
print("Sparse RipsComplex creation from points")
rips = gudhi.RipsComplex(points=[[0, 0], [0, 0.1], [1, 0], [0, 1], [1, 1]],
max_edge_length=42, sparse=.5)
simplex_tree = rips.create_simplex_tree(max_dimension=2)
diag = simplex_tree.persistence(homology_coeff_field=2, min_persistence=0)
print("diag=", diag)
pplot = gudhi.plot_persistence_diagram(diag)
pplot.show()
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