OD Map Drawing

Function Description

This function enables the creation of Origin-Destination (OD) maps for visualizing spatial movement patterns between specified start and end points.

Supported Data Sources

  • iPortal Data Resource

Supported Formats: STRUCTUREDDATA

  • Uploaded Files (via AI Assistant interface)

Supported formats: CSV, Excel, GeoJSON, Shp (supported data format *.zip), maximum 200MB

Note:

1. GeoJSON data stored in JSONL format is not supported for upload;

2. Data must be uploaded via the SuperMap iPortal AI Assistant interface. Uploading directly through SuperMap iPortal may cause tool invocation failure.

Function Entrance

Two methods are available to generate OD maps.

Directly Input OD Map Command in the Dialog Box

  • Click Dialog on the left panel of the main interface.

Select OD Map Command in "Instruction"

  • Navigate to Instruction -> Map Visualization Tools on the left panel.

Operation Steps

Directly Input OD Map Command in the Dialog Box

In the dialog box, enter a command such as: "Use the '国内部分航班数据' dataset，wtih the fileds '起飞机场x'，'起飞机场y' as the origin，and '降落机场x'，'降落机场y' as the distination，to draw an OD map.", then click the Execute button.

Select OD Map Command in "Commands"

Within the "Map Visualization Tools" section, click the OD Map Drawing box. The preset command will populate the dialog automatically. Click Execute to proceed.

Figure: OD Map Visualization