fixed bug preventing stop if score=best_score

utils/early_stopping.py

@@ -50,7 +50,7 @@ class EarlyStopping:
             self.best_score = score
             self.save_checkpoint = True
 
-        elif score < self.best_score:
+        elif score <= self.best_score:
             self.counter += 1
             self.save_checkpoint = False
             print("Early Stopping Counter: {}/{}".format(self.counter, self.patience))