The concept of floating car data method is expounded and the general system structure, data processing flow also introduced.

本文阐述了流动车辆数据采集法的概念、系统构成概要、数据处理流程；

youdao

Then, the taxi operation information table structure was designed and the algorithm to mine taxi operation information based on the map-matched floating car data was brought forward.

设计了出租车运营信息表结构，给出了基于匹配后浮动车数据挖掘出租车运营信息的方法，为整个研究提供了主要的数据基础。

youdao

According to floating car data and actual traffic network in Shanghai, we draw a conclusion that there is correlation between the delay time of congestion, space range and the degree of congestion.

最后结合上海市浮动车数据与实际交通网络，得出了交通拥堵的延误时间和空间范围与拥堵程度大小的关系等结论。

youdao