目录前言·························································································3第一章绪论···············································································41.1研究背景与意义····································································41.2本文的主要工作····································································51.3本文的组织结构····································································5第二章相关工作············································································62.1轨迹数据地图匹配·································································62.1.1基于使用信息的地图匹配算法············································62.1.2基于采样点范围的地图匹配算法·········································72.2回归算法·············································································82.2.1线性回归·······································································82.2.2CART决策树回归···························································82.2.3集成算法·······································································82.3本章小结·············································································9第三章问题定义与总体设计···························································103.1问题形式化·········································································103.2总体设计············································································123.3本章小结············································································12第四章基于轨迹流的实时路况计算··················································134.1基于轨迹流的地图匹配算法···················································134.1.1候选点准备··································································134.1.2空间分析··························································...