UnisMindMap/mineru/model/utils/pytorchocr/postprocess/cls_postprocess.py

20 lines
685 B
Python

import torch
class ClsPostProcess(object):
""" Convert between text-label and text-index """
def __init__(self, label_list, **kwargs):
super(ClsPostProcess, self).__init__()
self.label_list = label_list
def __call__(self, preds, label=None, *args, **kwargs):
if isinstance(preds, torch.Tensor):
preds = preds.cpu().numpy()
pred_idxs = preds.argmax(axis=1)
decode_out = [(self.label_list[idx], preds[i, idx])
for i, idx in enumerate(pred_idxs)]
if label is None:
return decode_out
label = [(self.label_list[idx], 1.0) for idx in label]
return decode_out, label