This is an imPortane and also uniqueness of thispaPer By using MaP-MatChing estimation revise GPS/DR dare presellted byauthor makes the system have high accuracy positioning and some navigationfiJnction.

• 同时，利用文章提出的地图匹配估计算法修正GPS/DR组合数据，使系统具有高精度定位的同时，也具备了一定的导航功能。