diff options
author | mcarrier <mcarrier@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-11-07 09:10:45 +0000 |
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committer | mcarrier <mcarrier@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-11-07 09:10:45 +0000 |
commit | 3182c852e0cfbb772dfe27e30647034d9fa35a32 (patch) | |
tree | 38238e83ae2b13bc1d2c9c728a6da4a2dffee7c0 /src/Spatial_searching/example/example_spatial_searching.cpp | |
parent | 9cb300d538a4466df50927cf31de3c06e914cb90 (diff) | |
parent | 20dce046a003850f49c4e1d995348bc8e4cef85b (diff) |
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/Nerve_GIC@2838 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: aa674c458f110c5c7cc3f5c987b921fcc96e3e7e
Diffstat (limited to 'src/Spatial_searching/example/example_spatial_searching.cpp')
-rw-r--r-- | src/Spatial_searching/example/example_spatial_searching.cpp | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/src/Spatial_searching/example/example_spatial_searching.cpp b/src/Spatial_searching/example/example_spatial_searching.cpp index 14b324ae..034ad24a 100644 --- a/src/Spatial_searching/example/example_spatial_searching.cpp +++ b/src/Spatial_searching/example/example_spatial_searching.cpp @@ -24,29 +24,37 @@ int main(void) { // 10-nearest neighbor query std::cout << "10 nearest neighbors from points[20]:\n"; - auto knn_range = points_ds.query_k_nearest_neighbors(points[20], 10, true); + auto knn_range = points_ds.k_nearest_neighbors(points[20], 10, true); for (auto const& nghb : knn_range) std::cout << nghb.first << " (sq. dist. = " << nghb.second << ")\n"; // Incremental nearest neighbor query std::cout << "Incremental nearest neighbors:\n"; - auto inn_range = points_ds.query_incremental_nearest_neighbors(points[45]); + auto inn_range = points_ds.incremental_nearest_neighbors(points[45]); // Get the neighbors in distance order until we hit the first point for (auto ins_iterator = inn_range.begin(); ins_iterator->first != 0; ++ins_iterator) std::cout << ins_iterator->first << " (sq. dist. = " << ins_iterator->second << ")\n"; - // 10-farthest neighbor query - std::cout << "10 farthest neighbors from points[20]:\n"; - auto kfn_range = points_ds.query_k_farthest_neighbors(points[20], 10, true); + // 10-furthest neighbor query + std::cout << "10 furthest neighbors from points[20]:\n"; + auto kfn_range = points_ds.k_furthest_neighbors(points[20], 10, true); for (auto const& nghb : kfn_range) std::cout << nghb.first << " (sq. dist. = " << nghb.second << ")\n"; - // Incremental farthest neighbor query - std::cout << "Incremental farthest neighbors:\n"; - auto ifn_range = points_ds.query_incremental_farthest_neighbors(points[45]); + // Incremental furthest neighbor query + std::cout << "Incremental furthest neighbors:\n"; + auto ifn_range = points_ds.incremental_furthest_neighbors(points[45]); // Get the neighbors in distance reverse order until we hit the first point for (auto ifs_iterator = ifn_range.begin(); ifs_iterator->first != 0; ++ifs_iterator) std::cout << ifs_iterator->first << " (sq. dist. = " << ifs_iterator->second << ")\n"; + // All-near-neighbors search + std::cout << "All-near-neighbors search:\n"; + std::vector<std::size_t> rs_result; + points_ds.all_near_neighbors(points[45], 0.5, std::back_inserter(rs_result)); + K k; + for (auto const& p_idx : rs_result) + std::cout << p_idx << " (sq. dist. = " << k.squared_distance_d_object()(points[p_idx], points[45]) << ")\n"; + return 0; } |