From 04f4501b35eaa2bd33393ef2445d038251ba1355 Mon Sep 17 00:00:00 2001 From: skachano Date: Wed, 14 Dec 2016 18:08:09 +0000 Subject: Added an example with a distance matrix for the farthest point algorithm git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/subsampling_and_spatialsearching@1874 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 340e465189dc7ec8f8706e60e2d8097b53bfd5a0 --- src/Subsampling/include/gudhi/choose_n_farthest_points.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/Subsampling/include') diff --git a/src/Subsampling/include/gudhi/choose_n_farthest_points.h b/src/Subsampling/include/gudhi/choose_n_farthest_points.h index 43bf6402..b6b7ace3 100644 --- a/src/Subsampling/include/gudhi/choose_n_farthest_points.h +++ b/src/Subsampling/include/gudhi/choose_n_farthest_points.h @@ -52,6 +52,7 @@ namespace subsampling { * concept Kernel_d::Squared_distance_d * concept. + * It must also contain a public member 'squared_distance_d_object' of this type. * \tparam Point_range Range whose value type is Kernel::Point_d. It must provide random-access * via `operator[]` and the points should be stored contiguously in memory. * \tparam OutputIterator Output iterator whose value type is Kernel::Point_d. @@ -112,6 +113,7 @@ void choose_n_farthest_points(Kernel const &k, * concept Kernel_d::Squared_distance_d * concept. + * It must also contain a public member 'squared_distance_d_object' of this type. * \tparam Point_range Range whose value type is Kernel::Point_d. It must provide random-access * via `operator[]` and the points should be stored contiguously in memory. * \tparam OutputIterator Output iterator whose value type is Kernel::Point_d. @@ -133,7 +135,7 @@ void choose_n_farthest_points(Kernel const& k, // Choose randomly the first landmark std::random_device rd; std::mt19937 gen(rd()); - std::uniform_int_distribution<> dis(1, 6); + std::uniform_int_distribution<> dis(0, final_size); int starting_point = dis(gen); choose_n_farthest_points(k, input_pts, final_size, starting_point, output_it); } -- cgit v1.2.3