coatnet_5_cls(pretrained: bool = False, overrides: object = {})CoAtNet-5 image classifier (Dai et al., 2021).
Widest paper-cited variant — dims=(256, 512, 1280, 2048) — with
the standard CoAtNet head. Approximately 688M parameters,
85.8% ImageNet-1k top-1 at 224x224 (Table 5).