diff --git a/experiment/meteo_france_data/scm_models_data/visualization/hypercube_visualization/utils_hypercube.py b/experiment/meteo_france_data/scm_models_data/visualization/hypercube_visualization/utils_hypercube.py
index c756b0abf86f24e7144db5a3e626f4d8bb2f3417..267d4e3595de953e4ab4596776ad2784222d838c 100644
--- a/experiment/meteo_france_data/scm_models_data/visualization/hypercube_visualization/utils_hypercube.py
+++ b/experiment/meteo_france_data/scm_models_data/visualization/hypercube_visualization/utils_hypercube.py
@@ -32,11 +32,13 @@ def load_quantity_visualizer(quantity_hypercube_class, altitudes, last_starting_
 def load_altitude_visualizer(altitude_hypercube_class, altitudes, last_starting_year, nb_data_reduced_for_speed,
                              only_first_one, save_to_file, study_classes, trend_test_class
                              , exact_starting_year=None, first_starting_year=1958,
-                             orientations=None):
+                             orientations=None,
+                             verbose=True):
     visualizers = [StudyVisualizer(study, temporal_non_stationarity=True, verbose=False, multiprocessing=True)
                    for study in study_iterator_global(study_classes=study_classes, only_first_one=only_first_one,
                                                       altitudes=altitudes,
-                                                      orientations=orientations)]
+                                                      orientations=orientations,
+                                                      verbose=verbose)]
     altitude_to_visualizer = OrderedDict(zip(altitudes, visualizers))
     visualizer = altitude_hypercube_class(altitude_to_visualizer,
                                           save_to_file=save_to_file,
@@ -45,6 +47,7 @@ def load_altitude_visualizer(altitude_hypercube_class, altitudes, last_starting_
                                           last_starting_year=last_starting_year,
                                           first_starting_year=first_starting_year,
                                           exact_starting_year=exact_starting_year,
+                                            verbose=verbose,
                                           )
     assert isinstance(visualizer, AltitudeHypercubeVisualizer)
     return visualizer
diff --git a/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/__init__.py b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/analyse_shape_from_some_experiment.py b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/analyse_shape_from_some_experiment.py
new file mode 100644
index 0000000000000000000000000000000000000000..97c42f9a441b8b3abc1ee698ba13a6acee69f81b
--- /dev/null
+++ b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/analyse_shape_from_some_experiment.py
@@ -0,0 +1,10 @@
+import matplotlib.pyplot as plt
+
+# Load shapes
+lines = []
+with open('shape_from_some_experiment.txt') as f:
+    for l in f:
+        lines.append(float(l.split('\n')[0]))
+# Build his
+plt.hist(lines, bins=50,  histtype='step')
+plt.show()
\ No newline at end of file
diff --git a/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/hist_values_shape.png b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/hist_values_shape.png
new file mode 100644
index 0000000000000000000000000000000000000000..2aa54e3a4c6b777ae861ae7a2195f278cd138626
Binary files /dev/null and b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/hist_values_shape.png differ
diff --git a/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/shape_from_some_experiment.txt b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/shape_from_some_experiment.txt
new file mode 100644
index 0000000000000000000000000000000000000000..813b089896d72ada17f7dff66af0991fc9151383
--- /dev/null
+++ b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/shape_from_some_experiment.txt
@@ -0,0 +1,396 @@
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\ No newline at end of file
diff --git a/experiment/paper1_steps/poster_EVAN2019/some_experiment_EVAN.py b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/some_experiment_EVAN.py
similarity index 95%
rename from experiment/paper1_steps/poster_EVAN2019/some_experiment_EVAN.py
rename to experiment/paper1_steps/poster_EVAN2019/shape_prior_check/some_experiment_EVAN.py
index 0dae77395e58e2bce419e9da4413776e130fb75c..d83c7f69cb878f1bd9676e1697c47933d0e37dec 100644
--- a/experiment/paper1_steps/poster_EVAN2019/some_experiment_EVAN.py
+++ b/experiment/paper1_steps/poster_EVAN2019/shape_prior_check/some_experiment_EVAN.py
@@ -21,11 +21,11 @@ def main_non_stationary_model_comparison():
     stop_loop = False
     for altitude in POSTER_ALTITUDES[:]:
         for trend_test_class in [GevLocationTrendTest, GevScaleTrendTest, GevLocationAndScaleTrendTest,
-                                 ComparisonAgainstMu, ComparisonAgainstSigma][::-1][:]:
+                                 ComparisonAgainstMu, ComparisonAgainstSigma][:3]:
             vizualiser = get_full_altitude_visualizer(Altitude_Hypercube_Year_Visualizer, altitude=altitude,
                                                       exact_starting_year=1958, reduce_strength_array=False,
                                                       trend_test_class=trend_test_class,
-                                                      )
+                                                      verbose=False)
             # vizualiser.save_to_file = False
             vizualiser.visualize_massif_trend_test_one_altitude(poster_plot=True, write_text_on_massif=False)
             if stop_loop:
diff --git a/experiment/paper1_steps/utils.py b/experiment/paper1_steps/utils.py
index eb7ff555cec184a1bc6b7a644f68b4feecf4c2ea..0634dbf539abc272f2ac33cda11ba0570ebac122 100644
--- a/experiment/paper1_steps/utils.py
+++ b/experiment/paper1_steps/utils.py
@@ -13,7 +13,8 @@ def get_full_altitude_visualizer(altitude_hypercube_class, exact_starting_year=N
                                  trend_test_class = GevLocationTrendTest,
                                  offset_starting_year=10,
                                  study_class=CrocusSwe3Days,
-                                 orientation=None):
+                                 orientation=None,
+                                 verbose=True):
     altitudes, first_starting_year, last_starting_year, nb_data_reduced_for_speed, only_first_one, save_to_file, _ = get_full_parameters(
         altitude=altitude, offset_starting_year=offset_starting_year)
     if exact_starting_year is not None:
@@ -23,6 +24,7 @@ def get_full_altitude_visualizer(altitude_hypercube_class, exact_starting_year=N
                                           nb_data_reduced_for_speed, only_first_one, save_to_file, study_classes,
                                           trend_test_class, first_starting_year=first_starting_year,
                                           exact_starting_year=exact_starting_year,
-                                          orientations=[orientation])
+                                          orientations=[orientation],
+                                          verbose=verbose)
     visualizer.reduce_strength_array = reduce_strength_array
     return visualizer
diff --git a/experiment/trend_analysis/univariate_test/abstract_gev_trend_test.py b/experiment/trend_analysis/univariate_test/abstract_gev_trend_test.py
index 95a4345c8ec09ad0fe76c3d11098661632666f99..1db2c6ee0af0b439073ad53c77342a407200be3b 100644
--- a/experiment/trend_analysis/univariate_test/abstract_gev_trend_test.py
+++ b/experiment/trend_analysis/univariate_test/abstract_gev_trend_test.py
@@ -120,6 +120,13 @@ class AbstractGevTrendTest(AbstractUnivariateTest):
         return self.non_stationary_estimator.margin_function_fitted.get_gev_params(coordinate=np.array([1958]),
                                                                                    is_transformed=False)
 
+    @cached_property
+    def stationary_constant_gev_params(self) -> GevParams:
+        # Constant parameters correspond to any gev params
+        return self.stationary_estimator.margin_function_fitted.get_gev_params(coordinate=np.array([1958]),
+                                                                                   is_transformed=False)
+
+
     @property
     def test_trend_slope_strength(self):
         if self.crashed: