Files
FastDeploy/python/fastdeploy/vision/evaluation/utils/map_utils.py
2022-09-14 15:44:13 +08:00

41 lines
1.4 KiB
Python

# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import absolute_import
import os
def draw_pr_curve(precision,
recall,
iou=0.5,
out_dir='pr_curve',
file_name='precision_recall_curve.jpg'):
if not os.path.exists(out_dir):
os.makedirs(out_dir)
output_path = os.path.join(out_dir, file_name)
try:
import matplotlib.pyplot as plt
except Exception as e:
# logger.error('Matplotlib not found, plaese install matplotlib.'
# 'for example: `pip install matplotlib`.')
raise e
plt.cla()
plt.figure('P-R Curve')
plt.title('Precision/Recall Curve(IoU={})'.format(iou))
plt.xlabel('Recall')
plt.ylabel('Precision')
plt.grid(True)
plt.plot(recall, precision)
plt.savefig(output_path)