mindspore/model_zoo/research/cv/SE-Net/postprocess.py

74 lines
2.6 KiB
Python

# Copyright 2021 Huawei Technologies Co., Ltd
#
# 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.
# ============================================================================
"""post process for 310 inference"""
import os
import argparse
import numpy as np
parser = argparse.ArgumentParser(description='SE_net calcul acc')
parser.add_argument("--result_path", type=str, required=True, default='', help="result file path")
parser.add_argument("--label_file", type=str, required=True, default='', help="label file")
args = parser.parse_args()
def get_top5_acc(top_arg, gt_class):
sub_count = 0
for top5, gt in zip(top_arg, gt_class):
if gt in top5:
sub_count += 1
return sub_count
def read_label(label_file):
with open(label_file, 'r') as f:
lines = f.readlines()
img_dict = {}
for line in lines:
img_id = line.split(':')[0]
label = line.split(':')[1]
img_dict[img_id] = label
return img_dict
def cal_acc_imagenet(result_path, label_file):
""" calcul acc """
img_label = read_label(label_file)
img_tot = 0
top1_correct = 0
top5_correct = 0
result_shape = (1, 1001)
files = os.listdir(result_path)
for file in files:
full_file_path = os.path.join(result_path, file)
if os.path.isfile(full_file_path):
result = np.fromfile(full_file_path, dtype=np.float32).reshape(result_shape)
gt_classes = int(img_label[file.split('.')[0][:-2]])
top1_output = np.argmax(result, (-1))
top5_output = np.argsort(result)[:, -5:]
t1_correct = np.equal(top1_output, gt_classes).sum()
top1_correct += t1_correct
top5_correct += get_top5_acc(top5_output, [gt_classes])
img_tot += 1
acc1 = 100 * top1_correct / img_tot
acc5 = 100 * top5_correct / img_tot
print('total={}, top1_correct={}, acc={:.2f}%'.format(img_tot, top1_correct, acc1))
print('total={}, top5_correct={}, acc={:.2f}%'.format(img_tot, top5_correct, acc5))
if __name__ == '__main__':
cal_acc_imagenet(args.result_path, args.label_file)