jMetal · takemi853 · Nov 2, 2022
diff --git a/.gitignore b/.gitignore
@@ -69,6 +69,7 @@ target/
 
 # Jupyter Notebook
 .ipynb_checkpoints
+*.ipynb
 
 # pyenv
 .python-version

diff --git a/docs/.nojekyll b/docs/.nojekyll
diff --git a/examples/__init__.py b/examples/__init__.py
diff --git a/examples/experiment/__init__.py b/examples/experiment/__init__.py
diff --git a/examples/multiobjective/__init__.py b/examples/multiobjective/__init__.py
diff --git a/examples/multiobjective/gde3/__init__.py b/examples/multiobjective/gde3/__init__.py
diff --git a/examples/multiobjective/hype/__init__.py b/examples/multiobjective/hype/__init__.py
diff --git a/examples/multiobjective/ibea/__init__.py b/examples/multiobjective/ibea/__init__.py
diff --git a/examples/multiobjective/mocell/__init__.py b/examples/multiobjective/mocell/__init__.py
diff --git a/examples/multiobjective/moead/__init__.py b/examples/multiobjective/moead/__init__.py
diff --git a/examples/multiobjective/nsgaii/__init__.py b/examples/multiobjective/nsgaii/__init__.py
diff --git a/examples/multiobjective/nsgaiii/__init__.py b/examples/multiobjective/nsgaiii/__init__.py
diff --git a/examples/multiobjective/omopso/__init__.py b/examples/multiobjective/omopso/__init__.py
diff --git a/examples/multiobjective/random_search/__init__.py b/examples/multiobjective/random_search/__init__.py
diff --git a/examples/multiobjective/smpso/__init__.py b/examples/multiobjective/smpso/__init__.py
diff --git a/examples/multiobjective/spea2/__init__.py b/examples/multiobjective/spea2/__init__.py
diff --git a/examples/singleobjective/__init__.py b/examples/singleobjective/__init__.py
diff --git a/examples/singleobjective/evolution_strategy/__init__.py b/examples/singleobjective/evolution_strategy/__init__.py
diff --git a/examples/singleobjective/gde3/__init__.py b/examples/singleobjective/gde3/__init__.py
diff --git a/examples/singleobjective/genetic_algorithm/__init__.py b/examples/singleobjective/genetic_algorithm/__init__.py
diff --git a/examples/singleobjective/local_search/__init__.py b/examples/singleobjective/local_search/__init__.py
diff --git a/examples/singleobjective/nsgaii/__init__.py b/examples/singleobjective/nsgaii/__init__.py
diff --git a/examples/singleobjective/simulated_annealing/__init__.py b/examples/singleobjective/simulated_annealing/__init__.py
diff --git a/jmetal/algorithm/__init__.py b/jmetal/algorithm/__init__.py
diff --git a/jmetal/algorithm/test/__init__.py b/jmetal/algorithm/test/__init__.py
diff --git a/jmetal/core/__init__.py b/jmetal/core/__init__.py
diff --git a/jmetal/core/test/__init__.py b/jmetal/core/test/__init__.py
diff --git a/jmetal/lab/__init__.py b/jmetal/lab/__init__.py
diff --git a/jmetal/lab/statistical_test/__init__.py b/jmetal/lab/statistical_test/__init__.py
diff --git a/jmetal/operator/test/__init__.py b/jmetal/operator/test/__init__.py
diff --git a/jmetal/problem/multiobjective/__init__.py b/jmetal/problem/multiobjective/__init__.py
diff --git a/jmetal/problem/multiobjective/test/__init__.py b/jmetal/problem/multiobjective/test/__init__.py
diff --git a/jmetal/problem/singleobjective/__init__.py b/jmetal/problem/singleobjective/__init__.py
diff --git a/jmetal/problem/singleobjective/test/__init__.py b/jmetal/problem/singleobjective/test/__init__.py
diff --git a/jmetal/util/__init__.py b/jmetal/util/__init__.py
diff --git a/jmetal/util/termination_criterion.py b/jmetal/util/termination_criterion.py
@@ -94,3 +94,21 @@ def is_met(self):
             met = self.value * self.degree > self.expected_value
 
         return met
+
+class StoppingByEarlyStopping(TerminationCriterion):
+    def __init__(self, early_stopping_rounds: int):
+        super(StoppingByEarlyStopping, self).__init__()
+        self.early_stopping_rounds = early_stopping_rounds
+        self.prev_objectives = 0
+        self.duplicate_rounds = 0
+
+    def update(self, *args, **kwargs):
+        if self.prev_objectives == kwargs["SOLUTIONS"].objectives[0]:
+            self.duplicate_rounds += 1
+        else:
+            self.duplicate_rounds = 0
+        self.prev_objectives = kwargs["SOLUTIONS"].objectives[0]
+
+    @property
+    def is_met(self):
+        return self.duplicate_rounds >= self.early_stopping_rounds
diff --git a/jmetal/util/test/__init__.py b/jmetal/util/test/__init__.py
-Original file line number
+Diff line change
@@ Expand Up / @@ -69,6 +69,7 @@ target/ @@
     # Jupyter Notebook
     .ipynb_checkpoints
+    *.ipynb
     # pyenv
     .python-version
@@ Expand Down @@