采用C++语言编程，运用统计学分析，利用计程车上GPS反馈的经纬度、时间及载客情况等信息，计算计程车的载人时长分布。-Using C++ language programming and statistical analysis, the use of feedback on taxi GPS latitude and longitude, time and circumstances, such as passenger information, length distribution whe

滴滴出行方便乘客叫车，付款，引用GPS定位技术等-Passengers can get a taxi to call a car, payment, reference GPS positioning technology, etc.

将出租车采集到的GPS数据匹配到电子地图上，并将车辆定位在道路上。-The taxi collected GPS data matching to the electronic map, and the position of the vehicle on the road.