| """Utility functions for vision encoders ported from RAEv2.""" | |
| import timm | |
| def fix_mocov3_state_dict(state_dict): | |
| """Fix MoCoV3 state dict keys from checkpoint format.""" | |
| for k in list(state_dict.keys()): | |
| if k.startswith('module.base_encoder'): | |
| new_k = k[len("module.base_encoder."):] | |
| if "blocks.13.norm13" in new_k: | |
| new_k = new_k.replace("norm13", "norm1") | |
| if "blocks.13.mlp.fc13" in k: | |
| new_k = new_k.replace("fc13", "fc1") | |
| if "blocks.14.norm14" in k: | |
| new_k = new_k.replace("norm14", "norm2") | |
| if "blocks.14.mlp.fc14" in k: | |
| new_k = new_k.replace("fc14", "fc2") | |
| if 'head' not in new_k and new_k.split('.')[0] != 'fc': | |
| state_dict[new_k] = state_dict[k] | |
| del state_dict[k] | |
| if 'pos_embed' in state_dict.keys(): | |
| state_dict['pos_embed'] = timm.layers.pos_embed.resample_abs_pos_embed( | |
| state_dict['pos_embed'], [16, 16], | |
| ) | |
| return state_dict | |