ImageGPT was probably not trained on ImageNet-21K as mentioned in the description.
#2
by pshishodia - opened
The paper doesn't explicitly mentions ImageNet-21K. Furthermore, the original code specifies 1K classes for ImageGPT https://github.com/openai/image-gpt/blob/c6af2ebf57e2460c71fefa53cd9054b060cf716d/src/run.py#L164C5-L166C1