feat: add correction for max expected utility

foarsitter · Mar 1, 2022 · 6bd938c · 6bd938c
1 parent 5e54ebf
commit 6bd938c
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/decide/model/equalgain.py b/decide/model/equalgain.py
@@ -45,7 +45,11 @@ def randomized_gain(self, u, v, z):
         # does this actor WIN or LOSE
         if v < 0.5:  # V < 0.5:
             # wins
-            eui = eu + p * z * (self.eu_max - eu)
+            a = self.eu_max - eu
+
+            if a > eu:
+                a = eu
+            eui = eu + p * z * a
         else:
             # loses
             eui = eu - p * z * eu