diff --git a/cpp/switchchain_canonical_properties.cpp b/cpp/switchchain_canonical_properties.cpp
index d58097b4b869d31eb64dcaee078f62557297f1d6..33a1de32cbbcc660a8680fda623dacff5318b629 100644
--- a/cpp/switchchain_canonical_properties.cpp
+++ b/cpp/switchchain_canonical_properties.cpp
@@ -78,7 +78,8 @@ int main(int argc, char* argv[]) {
     outfile << "2: avgTriangles\n";
     outfile << "3: edges\n";
     outfile << "4: dstn\n";
-    outfile << "5: { HH A, HH L, average A, average L }  where for each there is (average of) {lambda1 , lambda1 - lambda2, lambda1/lambda2}\n";
+    //outfile << "5: { HH A, HH L, average A, average L }  where for each there is (average of) {lambda1 , lambda1 - lambda2, lambda1/lambda2}\n";
+    outfile << "5: empty\n";
     outfile << "6: switching successrate after mixing\n";
     outfile << "7: initial HH triangles\n";
     outfile << "*)" << std::endl;
@@ -127,10 +128,12 @@ int main(int argc, char* argv[]) {
             GraphSpectrum gs_start(g);
             GraphSpectrum gs(chain.g);
 
-            HHAspectrum =
-                getSpectralValues(gs_start.computeAdjacencySpectrum());
-            HHLspectrum =
-                getSpectralValues(gs_start.computeLaplacianSpectrum());
+            HHAspectrum.fill(0);
+            HHLspectrum.fill(0);
+            //HHAspectrum =
+            //    getSpectralValues(gs_start.computeAdjacencySpectrum());
+            //HHLspectrum =
+            //    getSpectralValues(gs_start.computeLaplacianSpectrum());
 
             long long trianglesTotal = 0;
             int movesDone = 0;
@@ -141,12 +144,12 @@ int main(int argc, char* argv[]) {
                     if (chain.doMove())
                         ++movesDone;
                 trianglesTotal += chain.g.countTriangles();
-                auto sA = getSpectralValues(gs.computeAdjacencySpectrum());
-                auto sL = getSpectralValues(gs.computeLaplacianSpectrum());
-                for (auto i = 0u; i < 3; ++i) {
-                    avgAspectrum[i] += sA[i];
-                    avgLspectrum[i] += sL[i];
-                }
+                //auto sA = getSpectralValues(gs.computeAdjacencySpectrum());
+                //auto sL = getSpectralValues(gs.computeLaplacianSpectrum());
+                //for (auto i = 0u; i < 3; ++i) {
+                //    avgAspectrum[i] += sA[i];
+                //    avgLspectrum[i] += sL[i];
+                //}
             }
             float avgTriangles = float(trianglesTotal) / float(measurements);
             float successrate =
@@ -156,7 +159,7 @@ int main(int argc, char* argv[]) {
             for (auto &f : avgLspectrum)
                 f /= float(measurements);
 
-            std::cout << "Measuring done." << std::flush;
+            std::cout << "Measuring done. " << std::flush;
 
             if (outputComma)
                 outfile << ',' << '\n';
@@ -166,11 +169,12 @@ int main(int argc, char* argv[]) {
             outfile << ',' << avgTriangles;
             outfile << ',' << g.edgeCount();
             outfile << ',' << getDSTN(ds);
-            outfile << ',' << '{' << HHAspectrum;
-            outfile << ',' << HHLspectrum;
-            outfile << ',' << avgAspectrum;
-            outfile << ',' << avgLspectrum;
-            outfile << '}';
+            outfile << ",{}";
+            //outfile << ',' << '{' << HHAspectrum;
+            //outfile << ',' << HHLspectrum;
+            //outfile << ',' << avgAspectrum;
+            //outfile << ',' << avgLspectrum;
+            //outfile << '}';
             outfile << ',' << successrate;
             outfile << ',' << g.countTriangles();
             outfile << '}' << std::flush;