MLP-Mixer: An all-MLP Architecture for Vision - Tolstikhin, Ilya O; Houlsby, Neil; Kolesnikov, Alexander; Beyer, Lucas; Zhai, Xiaohua; Unterthiner, Thomas; Yung, Jessica; Steiner, Andreas; Keysers, Daniel; Uszkoreit, Jakob; Lucic, Mario; Dosovitskiy, Alexey (Advances in Neural Information Processing Systems, 2021)