ArcGIS Pro: How to create classifier definition file (.ecd)?

Question

I couldn’t figure out how to create classifier definition file (.ecd)

DanPatterson_Retired · Accepted Answer

An overview of the Segmentation and Classification toolset in Image Analyst—Help | Documentation

There are 4 tools that do a classification, all of which produce an ecd file.

For example

Train ISO Cluster Classifier—Help | Documentation

Generates an Esri classifier definition file (.ecd) using the Iso Cluster classification definition.

This tool performs an unsupervised classification.

Did you do a classification?