Add an example that tests the persistence is conserved when using edge collapse, versus a classical rips

1 files changed, 0 insertions, 3 deletions

diff --git a/src/Collapse/utilities/point_cloud_edge_collapse_rips_persistence.cpp b/src/Collapse/utilities/point_cloud_edge_collapse_rips_persistence.cpp
index b9130d4c..067b29e3 100644
--- a/src/Collapse/utilities/point_cloud_edge_collapse_rips_persistence.cpp
+++ b/src/Collapse/utilities/point_cloud_edge_collapse_rips_persistence.cpp
@@ -33,7 +33,6 @@ using Proximity_graph = Flag_complex_sparse_matrix::Proximity_graph;
 
 using Field_Zp = Gudhi::persistent_cohomology::Field_Zp;
 using Persistent_cohomology = Gudhi::persistent_cohomology::Persistent_cohomology<Simplex_tree, Field_Zp>;
-using Distance_matrix = std::vector<std::vector<Filtration_value>>;
 
 void program_options(int argc, char* argv[], std::string& off_file_points, std::string& filediag,
                      Filtration_value& threshold, int& dim_max, int& p, Filtration_value& min_persistence);
@@ -54,8 +53,6 @@ int main(int argc, char* argv[]) {
   std::cout << min_persistence << ", " << threshold << ", " << dim_max
             << ", " << off_file_points << ", " << filediag << std::endl;
 
-  Distance_matrix sparse_distances;
-
   Gudhi::Points_off_reader<Point> off_reader(off_file_points);
   if (!off_reader.is_valid()) {
     std::cerr << "Unable to read file " << off_file_points << "\n";