中文说明：关于超声波倒车雷达测距的，基于互功率谱的时延估计，中介真值程度度量，基于中介真值程度度量的图像分割多抽样率信号处理，包括最小二乘法、SVM、神经网络、1_k近邻法,毕业设计有用。
English Description：
On ultrasonic reversing radar ranging, cross power spectrum time delay estimation based on intermediary true value measurement, based on the intermediary true value to measure image segmentation of multi sample rate signal processing, including the least squares method, SVM, neural network, 1 K nearest neighbor method, graduation design useful.