资源简介
深度学习与计算机视觉.zip
代码片段和文件信息
import matplotlib.pyplot as plt
from sklearn.metrics import confusion_matrix roc_curve auc
result_filepath = ‘val_results.txt‘
# the index of ky & szr are 0 and 2 respectively
is_ky = []
pred_ky = []
is_szr = []
pred_szr = []
ky_scores = []
szr_scores = []
with open(result_filepath ‘r‘) as f:
lines = f.readlines()
for line in lines:
tokens = line.split()
true_label = int(tokens[1])
pred_label = int(tokens[2])
ky_prob = float(tokens[3])
szr_prob = float(tokens[5])
is_ky.append(1 if true_label == 0 else 0)
pred_ky.append(1 if pred_label == 0 else 0)
ky_scores.append(ky_prob)
is_szr.append(1 if true_label == 2 else 0)
szr_scores.append(szr_prob)
ky_cnf_mat = confusion_matrix(is_ky pred_ky labels=[1 0])
print(ky_cnf_mat)
ky_fpr ky_tpr ky_ths = roc_curve(is_ky ky_scores)
ky_auc = auc(ky_fpr ky_tpr)
szr_fpr szr_tpr szr_ths = roc_curve(is_szr szr_scores)
szr_auc = auc(szr_fpr szr_tpr)
plt.plot(ky_fpr ky_tpr ‘k--‘ lw=2
label=‘Kao Ya ROC curve (auc = {:.2f})‘.format(ky_auc))
plt.plot(szr_fpr szr_tpr ‘b-.‘ lw=2
label=‘Shui Zhu Rou ROC curve (auc = {:.2f})‘.format(szr_auc))
plt.plot([0 1] [0 1] ‘k‘ lw=1)
plt.plot([0 0 1] [0 1 1] ‘k:‘ lw=2)
plt.xlim([-0.02 1.0])
plt.ylim([0.0 1.02])
plt.xlabel(‘False Positive Rate‘ fontsize=16)
plt.ylabel(‘True Positive Rate‘ fontsize=16)
plt.title(‘Receiver operating characteristic example‘)
plt.legend(loc=“lower right“)
plt.show()
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
目录 0 2018-03-24 11:24 dlcv_for_beginners-master\
文件 1518 2018-03-24 11:24 dlcv_for_beginners-master\LICENSE
文件 2875 2018-03-24 11:24 dlcv_for_beginners-master\README.md
文件 27 2018-03-24 11:24 dlcv_for_beginners-master\_config.yml
目录 0 2018-03-24 11:24 dlcv_for_beginners-master\chap10\
文件 465 2018-03-24 11:24 dlcv_for_beginners-master\chap10\README.md
目录 0 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\
文件 2739 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\collect_data.py
文件 821 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\downscale.py
文件 387 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\food_augmentation.py
文件 391 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\gen_label_list.py
目录 0 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\
文件 138453 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\000_urls.txt
文件 127725 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\001_urls.txt
文件 136687 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\002_urls.txt
文件 131958 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\003_urls.txt
文件 147079 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\004_urls.txt
文件 101609 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\005_urls.txt
文件 122829 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\006_urls.txt
文件 183 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\image_urls\fig-10.7.txt
文件 55 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\keywords.txt
文件 157 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\li
文件 307 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\remove_dups_from_list.py
文件 507 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\remove_invalid_images.py
文件 627 2018-03-24 11:24 dlcv_for_beginners-master\chap10\data\sample_val.py
文件 99 2018-03-24 11:24 dlcv_for_beginners-master\chap10\download_resnet10_cvgj_weights.sh
文件 7354 2018-03-24 11:24 dlcv_for_beginners-master\chap10\food_resnet_10_cvgj_deploy.prototxt
文件 11948 2018-03-24 11:24 dlcv_for_beginners-master\chap10\food_resnet_10_cvgj_finetune_val.prototxt
文件 1530 2018-03-24 11:24 dlcv_for_beginners-master\chap10\kaoya_shuizhurou_roc_auc.py
文件 1754 2018-03-24 11:24 dlcv_for_beginners-master\chap10\make_confusion_matrix.py
文件 1292 2018-03-24 11:24 dlcv_for_beginners-master\chap10\recognize_food.py
............此处省略151个文件信息
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