{"id":"https://openalex.org/keywords/image-focus","display_name":"image focus","description":"Image focus is the degree or condition of sharpness in an image, used in imaging and computer vision to estimate depth or locate focused regions.","display_name_alternatives":["focus of an image"],"ids":{"openalex":"https://openalex.org/keywords/image-focus","wikidata":"https://www.wikidata.org/wiki/Q190909"},"primary_topic":{"id":"https://openalex.org/T13114","display_name":"Image Processing Techniques and Applications","score":0.2952,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.2952,"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"}},{"id":"https://openalex.org/T11517","display_name":"Advanced optical system design","score":0.0718,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":144,"cited_by_count":984,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/image-focus","updated_date":"2026-10-13T04:05:50","created_date":"2026-09-30T00:00:00"}