1 files changed, 5 insertions, 5 deletions
diff --git a/src/Witness_complex/example/example_witness_complex_sphere.cpp b/src/Witness_complex/example/example_witness_complex_sphere.cpp
index 9e3c972d..12a56de4 100644
--- a/src/Witness_complex/example/example_witness_complex_sphere.cpp
+++ b/src/Witness_complex/example/example_witness_complex_sphere.cpp
@@ -47,13 +47,13 @@ int main(int argc, char* const argv[]) {
     Gudhi::Simplex_tree<> simplex_tree;
     Point_Vector point_vector, landmarks;
     generate_points_sphere(point_vector, nbP, 4);
-    std::cout << "Successfully generated " << point_vector.size() << " points.\n";
-    std::cout << "Ambient dimension is " << point_vector[0].size() << ".\n";
+    std::clog << "Successfully generated " << point_vector.size() << " points.\n";
+    std::clog << "Ambient dimension is " << point_vector[0].size() << ".\n";
 
     // Choose landmarks
     start = clock();
     // Gudhi::subsampling::pick_n_random_points(point_vector, number_of_landmarks, std::back_inserter(landmarks));
-    Gudhi::subsampling::choose_n_farthest_points(K(), point_vector, number_of_landmarks,
+    Gudhi::subsampling::choose_n_farthest_points(K().squared_distance_d_object(), point_vector, number_of_landmarks,
                                                  Gudhi::subsampling::random_starting_point,
                                                  std::back_inserter(landmarks));
 
@@ -62,8 +62,8 @@ int main(int argc, char* const argv[]) {
     witness_complex.create_complex(simplex_tree, 0);
     end = clock();
     double time = static_cast<double>(end - start) / CLOCKS_PER_SEC;
-    std::cout << "Witness complex for " << number_of_landmarks << " landmarks took " << time << " s. \n";
-    std::cout << "Number of simplices is: " << simplex_tree.num_simplices() << "\n";
+    std::clog << "Witness complex for " << number_of_landmarks << " landmarks took " << time << " s. \n";
+    std::clog << "Number of simplices is: " << simplex_tree.num_simplices() << "\n";
     l_time.push_back(std::make_pair(nbP, time));
   }
   write_data(l_time, "w_time.dat");