diff --git a/src/minimize_loss.py b/src/minimize_loss.py
index 2213090..6a247d5 100644
--- a/src/minimize_loss.py
+++ b/src/minimize_loss.py
@@ -164,18 +164,31 @@ def calculate_minloss_ratings(
     variant_prior_weight=0.5,
     variant_random_init_stdev: int = 0,
 ):
-    player_rating_priors = np.broadcast_to(player_rating_priors, len(rated_ids))
+    player_rating_priors = np.broadcast_to(
+        player_rating_priors, len(global_info.rated_ids)
+    )
     variant_rating_priors = np.broadcast_to(
-        variant_rating_priors, len(variant_ids) * len(player_counts)
+        variant_rating_priors,
+        len(global_info.variant_ids) * len(global_info.player_counts),
     )
 
     prior_rating_list = np.concatenate(
         (
             player_rating_priors
-            + np.random.normal(0, player_random_init_stdev, len(player_rating_priors)),
+            + np.clip(
+                np.random.normal(
+                    0, player_random_init_stdev, len(player_rating_priors)
+                ),
+                -3 * player_random_init_stdev,
+                3 * player_random_init_stdev,
+            ),
             variant_rating_priors
-            + np.random.normal(
-                0, variant_random_init_stdev, len(variant_rating_priors)
+            + np.clip(
+                np.random.normal(
+                    0, variant_random_init_stdev, len(variant_rating_priors)
+                ),
+                -3 * variant_random_init_stdev,
+                3 * variant_random_init_stdev,
             ),
         ),
         dtype=np.float32,
@@ -306,7 +319,7 @@ def write_data(random_init_rating_lists, cv_rating_lists):
         f.write(s)
 
 
-if __name__ == "__main__":
+def read_data():
     with open("../data/games.json") as game_data:
         game_list = json.loads(game_data.read())
 
@@ -356,6 +369,12 @@ if __name__ == "__main__":
         ] += 1
     global_info.game_counts = game_counts
 
+    return game_list, global_info, p_win_lookup_table
+
+
+if __name__ == "__main__":
+    game_list, global_info, p_win_lookup_table = read_data()
+
     random_init_rating_lists = []
     cv_rating_lists = []