diff --git a/nets/ssd_training.py b/nets/ssd_training.py
index e56d81449c8866cc2846730bb61ad2ea92478024..b019d0814aab62b7ccc1d88efb3052e612ca0d80 100644
--- a/nets/ssd_training.py
+++ b/nets/ssd_training.py
@@ -283,7 +283,8 @@ class Generator(object):
                     inputs = []
                     targets = []
                     yield tmp_inp, tmp_targets
-
+                    
+                    
 class LossHistory():
     def __init__(self, log_dir):
         import datetime
@@ -315,9 +316,10 @@ class LossHistory():
         plt.plot(iters, self.losses, 'red', linewidth = 2, label='train loss')
         plt.plot(iters, self.val_loss, 'coral', linewidth = 2, label='val loss')
         try:
-            num = len(self.losses) /3
-            num = num if num % 2 else num + 1
-            num = max(num, 5)
+            if len(self.losses) < 25:
+                num = 5
+            else:
+                num = 15
             
             plt.plot(iters, scipy.signal.savgol_filter(self.losses, num, 3), 'green', linestyle = '--', linewidth = 2, label='smooth train loss')
             plt.plot(iters, scipy.signal.savgol_filter(self.val_loss, num, 3), '#8B4513', linestyle = '--', linewidth = 2, label='smooth val loss')