diff --git a/analysis_mysql.py b/analysis_mysql.py
index 7de9659..be697c9 100644
--- a/analysis_mysql.py
+++ b/analysis_mysql.py
@@ -99,8 +99,8 @@ def print_header_tex(file_tex, second=False):
         "\\label{table:datasets" + num + "}\n"
         "\\resizebox{0.95\\textwidth}{!}{\n"
         "\\begin{tabular}{rlrrrccccccc}\\hline\n"
-        "\\# & Dataset & \\#S & \\#F & \\#L & stree & stree default & wodt & "
-        "j48svm & oc1 & cart & baseRaF\\\\\n"
+        "\\# & Dataset & \\#S & \\#F & \\#L & STree & STree default & WODT & "
+        "J48SVM-ODT & OC1 & CART & TBSVM-ODT\\\\\n"
         "\\hline\n"
     )
     print(header, file=file_tex)
diff --git a/experimentation/Database.py b/experimentation/Database.py
index 5a2cfe3..6bc1160 100644
--- a/experimentation/Database.py
+++ b/experimentation/Database.py
@@ -48,6 +48,7 @@ class MySQL:
     def find_best(self, dataset, classifier="any", experiment="any"):
         cursor = self._database.cursor(buffered=True)
         date_from = "2021-01-20"
+        # date_to = "2021-04-07"
         command = (
             f"select * from results r inner join reference e on "
             f"r.dataset=e.dataset where r.dataset='{dataset}'"
@@ -61,6 +62,7 @@ class MySQL:
             command += f" and r.classifier in {classifier_set}"
         elif classifier != "any":
             command += f" and r.classifier='{classifier}'"
+        # command += f" and date>='{date_from}' and date<='{date_to}'"
         command += f" and date>='{date_from}'"
         command += "" if experiment == "any" else f" and type='{experiment}'"
         command += (
@@ -411,6 +413,7 @@ class Hyperparameters(BD):
         normalize,
         standardize,
         grid_type,
+        complexity,
     ):
         rosetta = [
             ("mean_fit_time", "fit_time"),
@@ -460,6 +463,7 @@ class Hyperparameters(BD):
             accuracy,
             time_spent,
             parameters,
+            complexity,
         )
 
     def report(self, dataset, exclude_params):
diff --git a/experimentation/Experiments.py b/experimentation/Experiments.py
index 22b2345..f458bcc 100644
--- a/experimentation/Experiments.py
+++ b/experimentation/Experiments.py
@@ -182,6 +182,13 @@ class Experiment:
             ),
             sort_keys=True,
         )
+        if type(model).__name__ == "Stree":
+            best_model = grid_search.best_estimator_
+            nodes, leaves = best_model.nodes_leaves()
+            depth = best_model.depth_
+        else:
+            nodes = leaves = depth = 0
+        complexity = dict(nodes=nodes, leaves=leaves, depth=depth)
         hyperparams.store(
             dataset,
             time_spent,
@@ -190,6 +197,7 @@ class Experiment:
             normalize,
             standardize,
             grid_type,
+            complexity,
         )
         if self._num_warnings > 0:
             print(f"{self._num_warnings} warnings have happend")
diff --git a/report.csv b/report.csv
index 8718ed5..773d84f 100644
--- a/report.csv
+++ b/report.csv
@@ -1,342 +1,293 @@
 dataset, classifier, accuracy
 balance-scale, stree, 0.97056
-balance-scale, stree_default, 0.91184
 balance-scale, wodt, 0.912
 balance-scale, j48svm, 0.94
 balance-scale, oc1, 0.9192
 balance-scale, cart, 0.78816
 balance-scale, baseRaF, 0.706738
 balloons, stree, 0.86
-balloons, stree_default, 0.653333
 balloons, wodt, 0.688333
 balloons, j48svm, 0.595
 balloons, oc1, 0.62
 balloons, cart, 0.671667
 balloons, baseRaF, 0.605
 breast-cancer-wisc-diag, stree, 0.972764
-breast-cancer-wisc-diag, stree_default, 0.968898
 breast-cancer-wisc-diag, wodt, 0.967317
 breast-cancer-wisc-diag, j48svm, 0.952878
 breast-cancer-wisc-diag, oc1, 0.933477
 breast-cancer-wisc-diag, cart, 0.93953
 breast-cancer-wisc-diag, baseRaF, 0.965694
 breast-cancer-wisc-prog, stree, 0.811128
-breast-cancer-wisc-prog, stree_default, 0.802051
 breast-cancer-wisc-prog, wodt, 0.710141
 breast-cancer-wisc-prog, j48svm, 0.724038
 breast-cancer-wisc-prog, oc1, 0.71
 breast-cancer-wisc-prog, cart, 0.699833
 breast-cancer-wisc-prog, baseRaF, 0.74485
 breast-cancer-wisc, stree, 0.966661
-breast-cancer-wisc, stree_default, 0.966661
 breast-cancer-wisc, wodt, 0.946208
 breast-cancer-wisc, j48svm, 0.967674
 breast-cancer-wisc, oc1, 0.940194
 breast-cancer-wisc, cart, 0.940629
 breast-cancer-wisc, baseRaF, 0.942857
 breast-cancer, stree, 0.734211
-breast-cancer, stree_default, 0.734211
 breast-cancer, wodt, 0.650236
 breast-cancer, j48svm, 0.707719
 breast-cancer, oc1, 0.649728
 breast-cancer, cart, 0.65444
 breast-cancer, baseRaF, 0.656438
-cardiotocography-10clases, stree, 0.712009
-cardiotocography-10clases, stree_default, 0.552558
+cardiotocography-10clases, stree, 0.771265
 cardiotocography-10clases, wodt, 0.773706
 cardiotocography-10clases, j48svm, 0.830812
 cardiotocography-10clases, oc1, 0.795528
 cardiotocography-10clases, cart, 0.818864
 cardiotocography-10clases, baseRaF, 0.774788
 cardiotocography-3clases, stree, 0.891956
-cardiotocography-3clases, stree_default, 0.35207
 cardiotocography-3clases, wodt, 0.897509
 cardiotocography-3clases, j48svm, 0.927327
 cardiotocography-3clases, oc1, 0.899811
 cardiotocography-3clases, cart, 0.929258
 cardiotocography-3clases, baseRaF, 0.896715
 conn-bench-sonar-mines-rocks, stree, 0.755528
-conn-bench-sonar-mines-rocks, stree_default, 0.755528
 conn-bench-sonar-mines-rocks, wodt, 0.824959
 conn-bench-sonar-mines-rocks, j48svm, 0.73892
 conn-bench-sonar-mines-rocks, oc1, 0.710798
 conn-bench-sonar-mines-rocks, cart, 0.728711
 conn-bench-sonar-mines-rocks, baseRaF, 0.772981
 cylinder-bands, stree, 0.715049
-cylinder-bands, stree_default, 0.715049
 cylinder-bands, wodt, 0.704074
 cylinder-bands, j48svm, 0.726351
 cylinder-bands, oc1, 0.67106
 cylinder-bands, cart, 0.712703
 cylinder-bands, baseRaF, 0.675117
 dermatology, stree, 0.971833
-dermatology, stree_default, 0.966087
 dermatology, wodt, 0.965557
 dermatology, j48svm, 0.955735
 dermatology, oc1, 0.916087
 dermatology, cart, 0.932766
 dermatology, baseRaF, 0.970723
 echocardiogram, stree, 0.814758
-echocardiogram, stree_default, 0.808832
 echocardiogram, wodt, 0.733875
 echocardiogram, j48svm, 0.805527
 echocardiogram, oc1, 0.748291
 echocardiogram, cart, 0.745043
 echocardiogram, baseRaF, 0.753522
 fertility, stree, 0.88
-fertility, stree_default, 0.866
 fertility, wodt, 0.785
 fertility, j48svm, 0.857
 fertility, oc1, 0.793
 fertility, cart, 0.8
 fertility, baseRaF, 0.798
 haberman-survival, stree, 0.735637
-haberman-survival, stree_default, 0.735637
 haberman-survival, wodt, 0.664707
 haberman-survival, j48svm, 0.714056
 haberman-survival, oc1, 0.651634
 haberman-survival, cart, 0.65
 haberman-survival, baseRaF, 0.720133
 heart-hungarian, stree, 0.827522
-heart-hungarian, stree_default, 0.817674
 heart-hungarian, wodt, 0.764909
 heart-hungarian, j48svm, 0.785026
 heart-hungarian, oc1, 0.758298
 heart-hungarian, cart, 0.760508
 heart-hungarian, baseRaF, 0.779804
 hepatitis, stree, 0.824516
-hepatitis, stree_default, 0.796129
 hepatitis, wodt, 0.785806
 hepatitis, j48svm, 0.761935
 hepatitis, oc1, 0.756774
 hepatitis, cart, 0.765161
 hepatitis, baseRaF, 0.773671
 ilpd-indian-liver, stree, 0.723498
-ilpd-indian-liver, stree_default, 0.723498
 ilpd-indian-liver, wodt, 0.676176
 ilpd-indian-liver, j48svm, 0.690339
 ilpd-indian-liver, oc1, 0.660139
 ilpd-indian-liver, cart, 0.663423
 ilpd-indian-liver, baseRaF, 0.696685
 ionosphere, stree, 0.953276
-ionosphere, stree_default, 0.866056
 ionosphere, wodt, 0.88008
 ionosphere, j48svm, 0.891984
 ionosphere, oc1, 0.879742
 ionosphere, cart, 0.895771
 ionosphere, baseRaF, 0.875389
 iris, stree, 0.965333
-iris, stree_default, 0.965333
 iris, wodt, 0.946
 iris, j48svm, 0.947333
 iris, oc1, 0.948
 iris, cart, 0.938667
 iris, baseRaF, 0.953413
-led-display, stree, 0.703
-led-display, stree_default, 0.7007
+led-display, stree, 0.7071
 led-display, wodt, 0.7049
 led-display, j48svm, 0.7204
 led-display, oc1, 0.6993
 led-display, cart, 0.7037
 led-display, baseRaF, 0.70178
-libras, stree, 0.788333
-libras, stree_default, 0.747778
+libras, stree, 0.788611
 libras, wodt, 0.764167
 libras, j48svm, 0.66
 libras, oc1, 0.645
 libras, cart, 0.655
 libras, baseRaF, 0.726722
-low-res-spect, stree, 0.865713
-low-res-spect, stree_default, 0.853102
+low-res-spect, stree, 0.883782
 low-res-spect, wodt, 0.856459
 low-res-spect, j48svm, 0.83358
 low-res-spect, oc1, 0.824671
 low-res-spect, cart, 0.829206
 low-res-spect, baseRaF, 0.790875
-lymphography, stree, 0.823425
-lymphography, stree_default, 0.77046
+lymphography, stree, 0.835034
 lymphography, wodt, 0.808782
 lymphography, j48svm, 0.778552
 lymphography, oc1, 0.734634
 lymphography, cart, 0.766276
 lymphography, baseRaF, 0.761622
 mammographic, stree, 0.81915
-mammographic, stree_default, 0.81915
 mammographic, wodt, 0.759839
 mammographic, j48svm, 0.821435
 mammographic, oc1, 0.768805
 mammographic, cart, 0.757131
 mammographic, baseRaF, 0.780206
 molec-biol-promoter, stree, 0.767056
-molec-biol-promoter, stree_default, 0.764416
 molec-biol-promoter, wodt, 0.798528
 molec-biol-promoter, j48svm, 0.744935
 molec-biol-promoter, oc1, 0.734805
 molec-biol-promoter, cart, 0.748701
 molec-biol-promoter, baseRaF, 0.667239
 musk-1, stree, 0.916388
-musk-1, stree_default, 0.843463
 musk-1, wodt, 0.838914
 musk-1, j48svm, 0.82693
 musk-1, oc1, 0.776401
 musk-1, cart, 0.780215
 musk-1, baseRaF, 0.834034
 oocytes_merluccius_nucleus_4d, stree, 0.835125
-oocytes_merluccius_nucleus_4d, stree_default, 0.810657
 oocytes_merluccius_nucleus_4d, wodt, 0.737673
 oocytes_merluccius_nucleus_4d, j48svm, 0.741766
 oocytes_merluccius_nucleus_4d, oc1, 0.743199
 oocytes_merluccius_nucleus_4d, cart, 0.728265
 oocytes_merluccius_nucleus_4d, baseRaF, 0.792313
-oocytes_merluccius_states_2f, stree, 0.912434
-oocytes_merluccius_states_2f, stree_default, 0.912434
+oocytes_merluccius_states_2f, stree, 0.915365
 oocytes_merluccius_states_2f, wodt, 0.895115
 oocytes_merluccius_states_2f, j48svm, 0.901374
 oocytes_merluccius_states_2f, oc1, 0.889223
 oocytes_merluccius_states_2f, cart, 0.891193
 oocytes_merluccius_states_2f, baseRaF, 0.910551
 oocytes_trisopterus_nucleus_2f, stree, 0.800986
-oocytes_trisopterus_nucleus_2f, stree_default, 0.800986
 oocytes_trisopterus_nucleus_2f, wodt, 0.751431
 oocytes_trisopterus_nucleus_2f, j48svm, 0.756587
 oocytes_trisopterus_nucleus_2f, oc1, 0.747697
 oocytes_trisopterus_nucleus_2f, cart, 0.734313
 oocytes_trisopterus_nucleus_2f, baseRaF, 0.76193
-oocytes_trisopterus_states_5b, stree, 0.924441
-oocytes_trisopterus_states_5b, stree_default, 0.9023
+oocytes_trisopterus_states_5b, stree, 0.922249
 oocytes_trisopterus_states_5b, wodt, 0.89165
 oocytes_trisopterus_states_5b, j48svm, 0.887943
 oocytes_trisopterus_states_5b, oc1, 0.86393
 oocytes_trisopterus_states_5b, cart, 0.870263
 oocytes_trisopterus_states_5b, baseRaF, 0.922149
 parkinsons, stree, 0.882051
-parkinsons, stree_default, 0.882051
 parkinsons, wodt, 0.901538
 parkinsons, j48svm, 0.844615
 parkinsons, oc1, 0.865641
 parkinsons, cart, 0.855897
 parkinsons, baseRaF, 0.87924
 pima, stree, 0.766651
-pima, stree_default, 0.766651
 pima, wodt, 0.681591
 pima, j48svm, 0.749876
 pima, oc1, 0.693027
 pima, cart, 0.701172
 pima, baseRaF, 0.697005
 pittsburg-bridges-MATERIAL, stree, 0.867749
-pittsburg-bridges-MATERIAL, stree_default, 0.787446
 pittsburg-bridges-MATERIAL, wodt, 0.79961
 pittsburg-bridges-MATERIAL, j48svm, 0.855844
 pittsburg-bridges-MATERIAL, oc1, 0.81026
 pittsburg-bridges-MATERIAL, cart, 0.783593
 pittsburg-bridges-MATERIAL, baseRaF, 0.81136
-pittsburg-bridges-REL-L, stree, 0.62519
-pittsburg-bridges-REL-L, stree_default, 0.62519
+pittsburg-bridges-REL-L, stree, 0.632238
 pittsburg-bridges-REL-L, wodt, 0.617143
 pittsburg-bridges-REL-L, j48svm, 0.645048
 pittsburg-bridges-REL-L, oc1, 0.604957
 pittsburg-bridges-REL-L, cart, 0.625333
 pittsburg-bridges-REL-L, baseRaF, 0.622107
-pittsburg-bridges-SPAN, stree, 0.658713
-pittsburg-bridges-SPAN, stree_default, 0.630234
+pittsburg-bridges-SPAN, stree, 0.659766
 pittsburg-bridges-SPAN, wodt, 0.606959
 pittsburg-bridges-SPAN, j48svm, 0.621579
 pittsburg-bridges-SPAN, oc1, 0.579333
 pittsburg-bridges-SPAN, cart, 0.557544
 pittsburg-bridges-SPAN, baseRaF, 0.630217
 pittsburg-bridges-T-OR-D, stree, 0.861619
-pittsburg-bridges-T-OR-D, stree_default, 0.861619
 pittsburg-bridges-T-OR-D, wodt, 0.818429
 pittsburg-bridges-T-OR-D, j48svm, 0.838333
 pittsburg-bridges-T-OR-D, oc1, 0.831545
 pittsburg-bridges-T-OR-D, cart, 0.821619
 pittsburg-bridges-T-OR-D, baseRaF, 0.821007
 planning, stree, 0.73527
-planning, stree_default, 0.70455
 planning, wodt, 0.576847
 planning, j48svm, 0.711381
 planning, oc1, 0.566988
 planning, cart, 0.586712
 planning, baseRaF, 0.590586
-post-operative, stree, 0.703333
-post-operative, stree_default, 0.573333
+post-operative, stree, 0.711111
 post-operative, wodt, 0.535556
 post-operative, j48svm, 0.701111
 post-operative, oc1, 0.542222
 post-operative, cart, 0.567778
 post-operative, baseRaF, 0.539375
 seeds, stree, 0.952857
-seeds, stree_default, 0.949048
 seeds, wodt, 0.940476
 seeds, j48svm, 0.909524
 seeds, oc1, 0.932381
 seeds, cart, 0.900476
 seeds, baseRaF, 0.942518
 statlog-australian-credit, stree, 0.678261
-statlog-australian-credit, stree_default, 0.667246
 statlog-australian-credit, wodt, 0.561594
 statlog-australian-credit, j48svm, 0.66029
 statlog-australian-credit, oc1, 0.573913
 statlog-australian-credit, cart, 0.595507
 statlog-australian-credit, baseRaF, 0.678261
 statlog-german-credit, stree, 0.7625
-statlog-german-credit, stree_default, 0.7625
 statlog-german-credit, wodt, 0.6929
 statlog-german-credit, j48svm, 0.7244
 statlog-german-credit, oc1, 0.6874
 statlog-german-credit, cart, 0.6738
 statlog-german-credit, baseRaF, 0.68762
 statlog-heart, stree, 0.822963
-statlog-heart, stree_default, 0.822963
 statlog-heart, wodt, 0.777778
 statlog-heart, j48svm, 0.795926
 statlog-heart, oc1, 0.749259
 statlog-heart, cart, 0.762222
 statlog-heart, baseRaF, 0.747605
-statlog-image, stree, 0.956623
-statlog-image, stree_default, 0.850649
+statlog-image, stree, 0.955931
 statlog-image, wodt, 0.954632
 statlog-image, j48svm, 0.967403
 statlog-image, oc1, 0.95013
 statlog-image, cart, 0.964892
 statlog-image, baseRaF, 0.953604
-statlog-vehicle, stree, 0.788537
-statlog-vehicle, stree_default, 0.695151
+statlog-vehicle, stree, 0.791374
 statlog-vehicle, wodt, 0.726492
 statlog-vehicle, j48svm, 0.729651
 statlog-vehicle, oc1, 0.708496
 statlog-vehicle, cart, 0.728367
 statlog-vehicle, baseRaF, 0.789572
 synthetic-control, stree, 0.95
-synthetic-control, stree_default, 0.938833
 synthetic-control, wodt, 0.973167
 synthetic-control, j48svm, 0.922333
 synthetic-control, oc1, 0.863167
 synthetic-control, cart, 0.908333
 synthetic-control, baseRaF, 0.971567
 tic-tac-toe, stree, 0.984444
-tic-tac-toe, stree_default, 0.983296
 tic-tac-toe, wodt, 0.93905
 tic-tac-toe, j48svm, 0.983295
 tic-tac-toe, oc1, 0.91849
 tic-tac-toe, cart, 0.951558
 tic-tac-toe, baseRaF, 0.974906
 vertebral-column-2clases, stree, 0.852903
-vertebral-column-2clases, stree_default, 0.852903
 vertebral-column-2clases, wodt, 0.801935
 vertebral-column-2clases, j48svm, 0.84871
 vertebral-column-2clases, oc1, 0.815161
 vertebral-column-2clases, cart, 0.784839
 vertebral-column-2clases, baseRaF, 0.822601
 wine, stree, 0.979159
-wine, stree_default, 0.97581
 wine, wodt, 0.973048
 wine, j48svm, 0.979143
 wine, oc1, 0.916165
 wine, cart, 0.921937
 wine, baseRaF, 0.97748
 zoo, stree, 0.957524
-zoo, stree_default, 0.947619
 zoo, wodt, 0.954429
 zoo, j48svm, 0.92381
 zoo, oc1, 0.890952
diff --git a/report_score.py b/report_score.py
index 6b70be7..321371b 100644
--- a/report_score.py
+++ b/report_score.py
@@ -119,7 +119,9 @@ def process_dataset(dataset, verbose, model, auto_params):
     return scores, times, json.dumps(hyperparameters), nodes, leaves, depth
 
 
-def store_string(dataset, model, accuracy, time_spent, hyperparameters):
+def store_string(
+    dataset, model, accuracy, time_spent, hyperparameters, complexity
+):
     attributes = [
         "date",
         "time",
@@ -133,6 +135,9 @@ def store_string(dataset, model, accuracy, time_spent, hyperparameters):
         "time_spent",
         "time_spent_std",
         "parameters",
+        "nodes",
+        "leaves",
+        "depth",
     ]
     command_insert = (
         "replace into results ("
@@ -144,6 +149,7 @@ def store_string(dataset, model, accuracy, time_spent, hyperparameters):
     now = datetime.now()
     date = now.strftime("%Y-%m-%d")
     time = now.strftime("%H:%M:%S")
+    nodes, leaves, depth = complexity.values()
     values = (
         date,
         time,
@@ -152,11 +158,14 @@ def store_string(dataset, model, accuracy, time_spent, hyperparameters):
         np.std(accuracy),
         dataset,
         model,
-        True,
-        False,
+        1,
+        0,
         np.mean(time_spent),
         np.std(time_spent),
         hyperparameters,
+        nodes,
+        leaves,
+        depth,
     )
     result = command_insert % values
     return result
@@ -210,14 +219,15 @@ if dataset == "all":
         samples, features = X.shape
         classes = len(np.unique(y))
         print(
-            f"{dataset[0]:30s} {samples:4d} {features:3d} " f"{classes:3d} ",
+            f"{dataset[0]:30s} {samples:4d} {features:3d} {classes:3d} ",
             end="",
         )
         scores, times, hyperparameters, nodes, leaves, depth = process_dataset(
             dataset[0], verbose=False, model=model, auto_params=auto_params
         )
+        complexity = dict(nodes=nodes, leaves=leaves, depth=depth)
         print(
-            f"{nodes:2d} {leaves:2d} " f"{depth:2d} ",
+            f"{nodes:2d} {leaves:2d} {depth:2d} ",
             end="",
         )
         record = dbh.find_best(dataset[0], model, "crossval")
@@ -242,7 +252,7 @@ if dataset == "all":
         )
         if sql:
             command = store_string(
-                dataset[0], model, scores, times, hyperparameters
+                dataset[0], model, scores, times, hyperparameters, complexity
             )
             print(command, file=sql_output)
 else:
@@ -259,7 +269,7 @@ else:
     )
     print(f"* Accuracy Best .....: {accuracy_best:6.4f}±{acc_best_std:6.4f}")
     print(f"* Difference ........: {accuracy_best - accuracy:6.4f}")
-    print(f"* Nodes/Leaves/Depth : {nodes:2d} {leaves:2d} " f"{depth:2d} ")
+    print(f"* Nodes/Leaves/Depth : {nodes:2d} {leaves:2d} {depth:2d} ")
 stop = time.time()
 print(f"- Auto Hyperparams ..: {hyperparameters}")
 hours, rem = divmod(stop - start, 3600)