mindspore2022/model_zoo/research/cv/resnetv2/postprocess.py

85 lines
3.4 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.
# ============================================================================
"""postprocess"""
import os
import json
import argparse
import numpy as np
from mindspore.nn import Top1CategoricalAccuracy, Top5CategoricalAccuracy
parser = argparse.ArgumentParser(description="postprocess")
parser.add_argument("--dataset", type=str, required=True, help="dataset type.")
parser.add_argument("--result_path", type=str, required=True, help="result files path.")
parser.add_argument("--label_path", type=str, required=True, help="image file path.")
args_opt = parser.parse_args()
if args_opt.dataset == "cifar10":
from src.config import config1 as config
elif args_opt.dataset == "cifar100":
from src.config import config2 as config
elif args_opt.dataset == 'imagenet2012':
from src.config import config3 as config
else:
raise ValueError("dataset is not support.")
def cal_acc_cifar(result_path, label_path):
'''calculate cifar accuracy'''
top1_acc = Top1CategoricalAccuracy()
top5_acc = Top5CategoricalAccuracy()
result_shape = (config.batch_size, config.class_num)
file_num = len(os.listdir(result_path))
label_list = np.load(label_path)
for i in range(file_num):
f_name = args_opt.dataset + "_bs" + str(config.batch_size) + "_" + str(i) + "_0.bin"
full_file_path = os.path.join(result_path, f_name)
if os.path.isfile(full_file_path):
result = np.fromfile(full_file_path, dtype=np.float32).reshape(result_shape)
gt_classes = label_list[i]
top1_acc.update(result, gt_classes)
top5_acc.update(result, gt_classes)
print("top1 acc: ", top1_acc.eval())
print("top5 acc: ", top5_acc.eval())
def cal_acc_imagenet(result_path, label_path):
'''calculate imagenet2012 accuracy'''
batch_size = 1
files = os.listdir(result_path)
with open(label_path, "r") as label:
labels = json.load(label)
top1 = 0
top5 = 0
total_data = len(files)
for file in files:
img_ids_name = file.split('_0.')[0]
data_path = os.path.join(result_path, img_ids_name + "_0.bin")
result = np.fromfile(data_path, dtype=np.float32).reshape(batch_size, config.class_num)
for batch in range(batch_size):
predict = np.argsort(-result[batch], axis=-1)
if labels[img_ids_name+".JPEG"] == predict[0]:
top1 += 1
if labels[img_ids_name+".JPEG"] in predict[:5]:
top5 += 1
print(f"Total data: {total_data}, top1 accuracy: {top1/total_data}, top5 accuracy: {top5/total_data}.")
if __name__ == '__main__':
if args_opt.dataset.lower() == "cifar10" or args_opt.dataset.lower() == "cifar100":
cal_acc_cifar(args_opt.result_path, args_opt.label_path)
else:
cal_acc_imagenet(args_opt.result_path, args_opt.label_path)