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A Python Package for Map Matching Algorithm Based on Hidden Markov Model

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gotrackit是一个基于改进隐马尔可夫模型实现的全流程地图匹配包

~ 💪一个包搞定:路网获取、路网优化、宏微观地图匹配、匹配可视化、问题路段快速定位💪 ~

🔑gotrackit迭代更新很快,记得关注版本更新信息哦🔑

❗❗❗不要下载GitHub仓库上的代码来使用!!! 直接pip安装gotrackit为第三方库即可使用❗❗❗

😆😁👉gotrackit用户手册👈😝😉

💬版本状态: 2026.06.09 已经更新v0.3.24

  • 修复pandas版本不兼容的bug
~ gotrackit功能概览 ~
~ 稀疏轨迹匹配与路径补全 ~

深圳稀疏轨迹点样例1:


~ 常规匹配 ~


~ 目前两个用户交流群人数均已超过200人, 请添加小助手微信后再入群~
~ 别忘了给项目一颗star哦, 您的支持是我迭代的动力 ~

1 简介

GoTrackIt基于改进的隐马尔可夫模型(HMM)实现了连续GPS点位的概率建模,利用这个包可以轻松对GPS数据进行地图匹配,本开源包的特点如下:

😻数据无忧

  • 提供路网生产模块以及大量路网处理优化工具,您不需要准备任何路网和GPS数据即可玩转地图匹配;
  • 提供GPS样例数据生产模块,解决没有GPS数据的难题;
  • 提供GPS数据清洗接口,包括行程切分、滤波平滑、停留点识别、点位增密等功能。

☑️文档齐全

  • 中文文档,有详细的操作指引;
  • 算法原理讲解部分不涉及复杂的公式推导,使用动画形式剖析算法原理,简洁明了。

🚀匹配算法优化

  • 支持基于路径预计算的FastMapMatching、支持多核并行匹配、支持网格参数搜索;
  • 对基于HMM匹配的初步路径进行了优化,对于不连通的位置会自动搜路补全,对于实际路网不连通的位置会输出警告信息,方便用户回溯问题。

🌈匹配结果支持动画可视化

  • 匹配结果提供三种输出形式:GPS点匹配结果表(csv)、匹配结果矢量化图层、矢量图层匹配动画(HTML文件),HTML动画方便用户直观地感受匹配结果,同时可以提高问题排查的效率。

1.1 如何安装gotrackit

使用pip安装

安装:

pip install -i https://pypi.org/simple/ gotrackit

更新:

pip install --upgrade  -i https://pypi.org/simple/ gotrackit

详细的安装教程见:如何安装

1.2 如何使用gotrackit

1.3 如何引用gotrackit

Tang,K.(2023, December 20).GoTrackIt.Retrieved from https://github.com/zdsjjtTLG/TrackIt

1.4 BUG提交

如果确定是BUG,请提交在以下页面:

BUG提交页面

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