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autotesting
V2EX  ›  Python

Python 轨迹图对比

  •  
  •   autotesting · Jul 28, 2019 · 3304 views
    This topic created in 2507 days ago, the information mentioned may be changed or developed.

    请教一个问题,有两个轨迹图,都是经纬度画的轨迹,怎么比较两个轨迹图上每个点的轨迹偏差呢?

    6 replies    2019-07-29 17:34:27 +08:00
    julyclyde
        1
    julyclyde  
       Jul 28, 2019
    这事其实和 python 没啥关系
    flgn88
        2
    flgn88  
       Jul 29, 2019 via iPhone
    确定每个点的坐标先?
    autotesting
        3
    autotesting  
    OP
       Jul 29, 2019
    @nuistzhou 每个点的坐标应该能拿到,都是 gpx 文件
    flgn88
        4
    flgn88  
       Jul 29, 2019 via iPhone
    @autotesting 那同时遍历两个轨迹的点,求偏差不就好了 m
    autotesting
        5
    autotesting  
    OP
       Jul 29, 2019
    @nuistzhou 时间序列不一致,不好一一对应上
    xiaolinjia
        6
    xiaolinjia  
       Jul 29, 2019
    首先应该都投影到同一个空间地理坐标系里吧,以前用 arcpy 好像是有一些函数(时间有点久记不太清),不过这玩意太重了。或者看看有没有啥专门处理地理信息的库?
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