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https://github.com/PaddlePaddle/PaddleOCR.git
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87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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__all__ = ['E2EMetric']
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from ppocr.utils.e2e_metric.Deteval import get_socre_A, get_socre_B, combine_results
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from ppocr.utils.e2e_utils.extract_textpoint_slow import get_dict
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class E2EMetric(object):
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def __init__(self,
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mode,
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gt_mat_dir,
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character_dict_path,
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main_indicator='f_score_e2e',
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**kwargs):
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self.mode = mode
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self.gt_mat_dir = gt_mat_dir
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self.label_list = get_dict(character_dict_path)
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self.max_index = len(self.label_list)
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self.main_indicator = main_indicator
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self.reset()
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def __call__(self, preds, batch, **kwargs):
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if self.mode == 'A':
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gt_polyons_batch = batch[2]
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temp_gt_strs_batch = batch[3][0]
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ignore_tags_batch = batch[4]
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gt_strs_batch = []
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for temp_list in temp_gt_strs_batch:
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t = ""
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for index in temp_list:
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if index < self.max_index:
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t += self.label_list[index]
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gt_strs_batch.append(t)
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for pred, gt_polyons, gt_strs, ignore_tags in zip(
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[preds], gt_polyons_batch, [gt_strs_batch], ignore_tags_batch):
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# prepare gt
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gt_info_list = [{
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'points': gt_polyon,
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'text': gt_str,
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'ignore': ignore_tag
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} for gt_polyon, gt_str, ignore_tag in
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zip(gt_polyons, gt_strs, ignore_tags)]
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# prepare det
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e2e_info_list = [{
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'points': det_polyon,
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'texts': pred_str
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} for det_polyon, pred_str in
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zip(pred['points'], pred['texts'])]
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result = get_socre_A(gt_info_list, e2e_info_list)
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self.results.append(result)
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else:
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img_id = batch[5][0]
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e2e_info_list = [{
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'points': det_polyon,
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'texts': pred_str
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} for det_polyon, pred_str in zip(preds['points'], preds['texts'])]
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result = get_socre_B(self.gt_mat_dir, img_id, e2e_info_list)
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self.results.append(result)
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def get_metric(self):
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metircs = combine_results(self.results)
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self.reset()
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return metircs
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def reset(self):
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self.results = [] # clear results
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