{"id":"https://openalex.org/keywords/unsupervised-classification","display_name":"unsupervised classification","description":"A data analysis method that groups observations into classes or clusters without using predefined labels, often applied to imagery.","display_name_alternatives":["unsupervised data classification","non supervised classification"],"ids":{"openalex":"https://openalex.org/keywords/unsupervised-classification","wikidata":null},"primary_topic":{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.2272,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10689","display_name":"Remote-Sensing Image Classification","score":0.2272,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":8211,"cited_by_count":141352,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/unsupervised-classification","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}