mAP计算

import os
from utils.eval_utils import evaluate_on_cpu, evaluate_on_gpu, get_preds_gpu, voc_eval, parse_gt_rec
from read_xml import readXMLAndReturnBox,readCheckResultTxt

print(‘---‘)

#readXMLAndReturnBox(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/VOC2007/Annotations/2019_07_14-10_11_34_left.xml‘)


box_1 = readXMLAndReturnBox(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/VOC2007/Annotations/2019_07_14-09_07_14_left.xml‘)

#def voc_eval(gt_dict, val_preds, classidx, iou_thres=0.5, use_07_metric=False)


#gt_dict[‘2019_07_14-08_06_34_left.txt‘] = box_1
#gt_dict.setdefault(‘2019_07_14-08_06_34_left.txt‘,[]).append(box_1)

#val_preds = [[‘2019_07_14-09_07_14_left‘,1199, 412, 1240, 488, 0,0.96,0]]


xml_lists = os.listdir(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/VOC2007/Annotations/‘)
txt_lists = os.listdir(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/detect_result2/‘)

xml_list = []

‘‘‘
for file_index in xml_lists:
    print(file_index)
‘‘‘

xml_list = [os.path.join(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/VOC2007/Annotations/‘,file_index) for file_index in xml_lists]
txt_list = [os.path.join(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/detect_result2/‘,file_index) for file_index in txt_lists]

ap_total =[]

for file_index in range(len(xml_list)):
    gt_dict = {}
    box_1 = readXMLAndReturnBox(xml_list[file_index])
    gt_dict[xml_lists[file_index]] = box_1

    val_index  = readCheckResultTxt(txt_list[file_index],xml_lists[file_index])


    print(gt_dict)
    print(val_index)

    npos, nd, rec, prec, ap = voc_eval(gt_dict, val_index, 0, iou_thres=0.5)
    ap_total.append(ap)

t_mAP = 0.00

for index_ap in ap_total:
    t_mAP = t_mAP + index_ap

mAP = t_mAP/len(ap_total)


print("="*30)
print("mAP：")
print(mAP)

‘‘‘
val_index  = readCheckResultTxt(‘/home/star/RCNN-20200503/YOLOv3_TensorFlow/data/detect_result2/2019_07_14-08_06_34_left.txt‘,‘2019_07_14-08_06_34_left.txt‘)
#val_index.insert(0,‘2019_07_14-08_08_34_left.txt‘)

print(val_index)
print(gt_dict)




#val_preds = [[[‘2019_07_14-09_07_14_left‘,929, 428, 973, 479, 0.96,0], [‘2019_07_14-09_07_14_left‘,1199, 412, 1240, 488, 0.96,0], [‘2019_07_14-09_07_14_left‘,1206, 414, 1279, 564, 0.96,0]]]
#./darknet detector map cfg/voc.data cfg/yolov3-voc.cfg backup/yolov3-voc_80172.weights

#gt_dict = {‘2019_07_14-08_06_34_left.txt‘: [[929, 428, 973, 479, 0], [1199, 412, 1240, 488, 0], [1206, 414, 1279, 564, 0]]}



npos, nd, rec, prec, ap = voc_eval(gt_dict, val_index, 0, iou_thres=0.5)
print(ap)
‘‘‘