fix cnn bug

Author: L1aoXingyu

04-Convolutional Neural Network/convolution_network.py

@@ -120,7 +120,7 @@ def forward(self, x):
             img = Variable(img, volatile=True).cuda()
             label = Variable(label, volatile=True).cuda()
         else:
-            img = Variabel(img, volatile=True)
+            img = Variable(img, volatile=True)
             label = Variable(label, volatile=True)
         out = model(img)
         loss = criterion(out, label)