{"id":"https://openalex.org/keywords/loop-closure-detection","display_name":"loop closure detection","description":"Loop closure detection is a robotics and simultaneous localization and mapping technique that recognizes when a sensor revisits a previously mapped place.","display_name_alternatives":["SLAM loop closure detection","closed loop detection"],"ids":{"openalex":"https://openalex.org/keywords/loop-closure-detection","wikidata":null},"primary_topic":{"id":"https://openalex.org/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.8909,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.8909,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":2130,"cited_by_count":34207,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/loop-closure-detection","updated_date":"2026-10-24T04:06:44","created_date":"2026-09-30T00:00:00"}