Bibliography (4):

1. Is MLP-Mixer a CNN in Disguise? As Part of This Blog Post, We Look at the MLP Mixer Architecture in Detail and Also Understand Why It Is Not Considered Convolution Free.

2. Vision Transformer: An Image is Worth 16×16 Words: Transformers for Image Recognition at Scale

3. Attention Is All You Need

4. Wikipedia Bibliography:

   1. Convolutional neural network