{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11977373","patent":{"patent_number":"US-11977373","title":"Abnormality diagnosis method, abnormality diagnosis device and non-transitory computer readable storage medium","assignee":null,"inventors":[],"filing_date":"2020-04-28T00:00:00.000Z","publication_date":"2024-05-07T00:00:00.000Z","cpc_codes":["G05B","G06F"],"num_claims":33,"abstract":"An abnormality diagnosis method for diagnosing an abnormality in operational state of a diagnosis subject includes creating a unit space from normal operation data of the diagnosis subject, the unit space serving as a reference for determining the operational state of the diagnosis subject, acquiring data having state quantities of a plurality of evaluation items from the diagnosis subject, calculating a Mahalanobis distance of the data acquired, using the unit space created, and determining an abnormality in the operational state of the diagnosis subject based on the Mahalanobis distance calculated. The creating a unit space includes creating a plurality of unit spaces having mutually different data lengths The calculating a Mahalanobis distance includes calculating a plurality of Mahalanobis distances using the plurality of unit spaces created. The determining an abnormality includes determining an abnormality based on the plurality of Mahalanobis distances calculated."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Abnormality diagnosis method, abnormality diagnosis device and non-transitory computer readable storage medium","description":"An abnormality diagnosis method for diagnosing an abnormality in operational state of a diagnosis subject includes creating a unit space from normal operation data of the diagnosis subject, the unit s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11977373","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11977373","citation_suggestion":"Patentable. \"Abnormality diagnosis method, abnormality diagnosis device and non-transitory computer readable storage medium\" (US-11977373). https://patentable.app/patents/US-11977373","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11977373","json":"https://patentable.app/api/llm-context/US-11977373","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T16:14:39.807Z"}