中文说明：关于超声波倒车雷达测距的，自写曲率计算函数 ,实现了对10个数字音的识别，相参脉冲串复调制信号，中介真值程度度量，基于中介真值程度度量的图像分割一种基于多文档得图像合并技术。
English Description：
Ultrasonic reverse radar ranging, write curvature calculation function, achieve 10 digital voice recognition, coherent pulse train multiple modulation signals, medium truth scale measure, based on a measure of medium truth scale image segmentation based on multiple document images merging technique.