Update models.py

fix bugs

Author: sorrowyn

models.py

@@ -61,10 +61,10 @@ def __init__(self, model_name, num_classes, in_channel=300, t1=0.0, t2=0.0, adj_
             model.layer3,
             model.layer4,
             )
-            self.add_module('backbone' + str(i), backbone)
+            self.add_module('backbone' + str(i+1), backbone)
             self.backbones.append(backbone)
             pooling = nn.MaxPool2d(14, 14)
-            self.add_module('pooling' + str(i), pooling)
+            self.add_module('pooling' + str(i+1), pooling)
             self.poolings.append(pooling)
 
         self.num_classes = num_classes