git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/kernels@3269 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 17860628d3250f689152cdf65432c5a61d76f4d2

1 files changed, 15 insertions, 0 deletions

diff --git a/src/cython/include/Kernels_interface.h b/src/cython/include/Kernels_interface.h
index 9eb610b0..ef136731 100644
--- a/src/cython/include/Kernels_interface.h
+++ b/src/cython/include/Kernels_interface.h
@@ -41,6 +41,21 @@ namespace persistence_diagram {
     return sw1.compute_scalar_product(sw2);
   }
 
+  std::vector<std::vector<double> > sw_matrix(const std::vector<std::vector<std::pair<double, double> > >& s1,
+                                              const std::vector<std::vector<std::pair<double, double> > >& s2,
+                                              double sigma, int N){
+    std::vector<std::vector<double> > matrix;
+    std::vector<Gudhi::Persistence_representations::Sliced_Wasserstein> ss1;
+    int num_diag_1 = s1.size(); for(int i = 0; i < num_diag_1; i++){Gudhi::Persistence_representations::Sliced_Wasserstein sw1(s1[i], sigma, N); ss1.push_back(sw1);}
+    std::vector<Gudhi::Persistence_representations::Sliced_Wasserstein> ss2;
+    int num_diag_2 = s2.size(); for(int i = 0; i < num_diag_2; i++){Gudhi::Persistence_representations::Sliced_Wasserstein sw2(s2[i], sigma, N); ss2.push_back(sw2);}
+    for(int i = 0; i < num_diag_1; i++){
+      std::cout << 100.0*i/num_diag_1 << " %" << std::endl;
+      std::vector<double> ps; for(int j = 0; j < num_diag_2; j++) ps.push_back(ss1[i].compute_scalar_product(ss2[j])); matrix.push_back(ps);
+    }
+    return matrix;
+  }
+
 }  // namespace persistence_diagram
 
 }  // namespace Gudhi