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/* 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): Pawel Dlotko
*
* Copyright (C) 2016 Inria
*
* Modification(s):
* - YYYY/MM Author: Description of the modification
*/
#ifndef CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_
#define CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_
namespace Gudhi {
namespace Persistence_representations {
/** \brief The concept Real_valued_topological_data describes the requirements
* for a type to implement a container that allows computations of its projections to R.
*/
class Real_valued_topological_data {
public:
/**
* Typically there are various ways data can be projected to R. This function gives us the number of functions for
* vectorization provided by a given class.
**/
size_t number_of_projections_to_R();
/**
* This is a function to compute the projection from this container to reals. The parameter of a function have to
* be between 0 and the value returned by number_of_projections_to_R().
**/
double project_to_R(size_t number_of_projection);
};
} // namespace Persistence_representations
} // namespace Gudhi
#endif // CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_
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