Create OD Matrix

Function Description

This tool is used to specify the line dataset and area dataset of OD relationships to construct an OD matrix.

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.

3. Sample data built-in SuperMap iPortal and some public data do not support operations such as analysis or service publishing. Please note data permission issues. It is recommended to use your own data for operations.

Function Entry

Two ways to implement the creation of an OD matrix.

Direct Command Input in Dialog Box

  • Locate the Dialogue panel on the left side of the main interface.

Select Command via Instruction Center

  • Navigate to Instruction-> Pattern Analysis Tool on the left panel of the main interface.

Operation Steps

Direct Command Input in Dialog Box

Enter the create OD matrix command in the dialog box, then click the Execute button.

For example:"Use the create OD matrix tool to create an OD matrix for the area dataset 'Yangtze River Delta Jiangsu-Zhejiang-Shanghai Area' and the OD table dataset 'Water System Lines', with the area name field 'Name', the starting point X coordinate field 'PERIOD', the starting point Y coordinate field 'GB', the ending point X coordinate field 'HYDC', the ending point Y coordinate field 'smpid', the OD table statistical field 'SHAPE_Leng', and the statistical method 'Summation'".

Select Command via Instruction Center

In the Pattern Analysis Tool section, click the Create OD Matrix command box. The preset command content in the box will be automatically added to the dialog box, then click the Execute button.

Note:

This tool may modify the original data. Please upload the data using your own account before using this tool to ensure data security.