fix linear head in simple vit, thanks to @atkos

setup.py

@@ -3,7 +3,7 @@ from setuptools import setup, find_packages
 setup(
   name = 'vit-pytorch',
   packages = find_packages(exclude=['examples']),
-  version = '1.4.0',
+  version = '1.4.1',
   license='MIT',
   description = 'Vision Transformer (ViT) - Pytorch',
   long_description_content_type = 'text/markdown',

vit_pytorch/simple_vit.py

@@ -105,7 +105,7 @@ class SimpleViT(nn.Module):
         self.pool = "mean"
         self.to_latent = nn.Identity()
 
-        self.linear_head = nn.LayerNorm(dim)
+        self.linear_head = nn.Linear(dim, num_classes)
 
     def forward(self, img):
         device = img.device