机器人小车自动对接程序，有红外测距功能，电子罗盘侧方向功能-Robot car automatic docking procedure, with infrared distance function, electronic compass direction of functional side

this a function which calculate distance and speed of a car tracking system from GPS message file-this is a function which calculate distance and speed of a car tracking system from GPS message file

Clustering analysis based on Euclidean distance, BP neural network function fitting and pattern recognition, A noise auxiliary data analysis method.