Explore a comprehensive video explanation of a research paper that investigates a novel approach to image classification without labels. Delve into the combination of representation learning, clustering, and self-labeling techniques used to group visually similar images together. Learn about the problem statement, limitations of naive clustering, representation learning methods, nearest-neighbor-based clustering, and self-labeling processes. Examine the experimental results, including impressive performance on benchmark datasets like CIFAR10, CIFAR100-20, and STL10. Discover how this approach scales to ImageNet with 200 randomly selected classes and even all 1000 classes. Gain insights into the two-step approach that decouples feature learning and clustering, leading to significant improvements over state-of-the-art methods in unsupervised image classification.