How to transfer the GPX data collected by CTI RTK out of KML and SHP with attributes for subsequent management and analysis

0. Source of problem

Part of the natural resources and Planning Bureau is regularly based on the Chinese survey and Chinese painting RTK Equipment acquisition point 、 Trajectory and other related data . For example, ancient trees that need protection 、 Ancient building 、 Ancient road information, etc .

In the future, once these antiquities need to be transformed or designed , This information is very critical .

problem 1：GPX Is characterized by plain text , It is usually difficult to apply . How to turn into commonly used KML、SHP And bring attributes , It seems very critical .

problem 2：GPX Collected by many people , Each acquisition is a separate GPX file , Often thousands , How to merge and manage .

 

1. Conversion mode （GlboalMapper load GPX） Output SHP

You can also load multiple copies of data here , Overall output , Will be automatically merged into one .

 

 shp The type can only be dot 、 Line 、 A kind of face , When there is track information, it must be stored separately .

View field attribute information

2. Conversion mode （GlboalMapper load GPX） Output KML

 

 

Choose export KML After format , There are three options in the upper left ：

• Description and link information

• describe , Link information , Attribute information （ All attributes will be brought by default ）

• Custom attribute information （ You can only choose what you need ）

On the right is the style configuration of point, line and surface vector elements , It is generally recommended to choose to attach to the surface

 3. Load into the new earth effect display

3.1 shp Loading effect  

advantage ： You can display names by field ; View the property sheet freely

Load the exported data with map new earth , It can be seen that each point has a sign , The default is based on the point NAME Property to display .

 

View the point shp All attribute information of the file , And you can select the annotation name according to the attribute field for display .

 

 3.2 KML Loading effect

advantage ： Different icons can be set for different types of data , Click any object to directly pop up the properties dialog box