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41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
# Copyright (c) 2022 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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import os
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def draw_pr_curve(precision,
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recall,
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iou=0.5,
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out_dir='pr_curve',
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file_name='precision_recall_curve.jpg'):
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if not os.path.exists(out_dir):
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os.makedirs(out_dir)
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output_path = os.path.join(out_dir, file_name)
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try:
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import matplotlib.pyplot as plt
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except Exception as e:
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# logger.error('Matplotlib not found, plaese install matplotlib.'
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# 'for example: `pip install matplotlib`.')
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raise e
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plt.cla()
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plt.figure('P-R Curve')
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plt.title('Precision/Recall Curve(IoU={})'.format(iou))
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plt.xlabel('Recall')
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plt.ylabel('Precision')
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plt.grid(True)
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plt.plot(recall, precision)
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plt.savefig(output_path)
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