From 9899ae167f281d10b1684dfcd02c6838c5bf28df Mon Sep 17 00:00:00 2001 From: Gard Spreemann Date: Fri, 2 Feb 2018 13:51:45 +0100 Subject: GUDHI 2.1.0 as released by upstream in a tarball. --- .../Topological_data_with_distances.h | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 concept/Persistence_representations/Topological_data_with_distances.h (limited to 'concept/Persistence_representations/Topological_data_with_distances.h') diff --git a/concept/Persistence_representations/Topological_data_with_distances.h b/concept/Persistence_representations/Topological_data_with_distances.h new file mode 100644 index 00000000..a6a62307 --- /dev/null +++ b/concept/Persistence_representations/Topological_data_with_distances.h @@ -0,0 +1,49 @@ +/* This file is part of the Gudhi Library. The Gudhi library + * (Geometric Understanding in Higher Dimensions) is a generic C++ + * library for computational topology. + * + * Author(s): Pawel Dlotko + * + * Copyright (C) 2016 INRIA (France) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef CONCEPT_TOPOLOGICAL_DATA_WITH_DISTANCES_H_ +#define CONCEPT_TOPOLOGICAL_DATA_WITH_DISTANCES_H_ + +namespace Gudhi { + +namespace Persistence_representations { + +/** \brief The concept Topological_data_with_distances describes the requirements + * for a type to implement a container that allows computations of distance to another contained of that type. + * \details + * The second parameter of the distance function allow to declare power of a distance. The exact meaning of that + * number will be different for different distances. A few examples are given below: + * In case of p-Wasserstein distance, the power is equal to p. power = std::limit::max() for bottleneck + * distance. + * + * In case of L^p landscape distance, the power is equal to p. s + */ +class Topological_data_with_distances { + public: + double distance(const Topological_data_with_distances& second, double power = 1); +}; + +} // namespace Persistence_representations + +} // namespace Gudhi + +#endif // CONCEPT_TOPOLOGICAL_DATA_WITH_DISTANCES_H_ -- cgit v1.2.3