{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9824197","patent":{"patent_number":"US-9824197","title":"Classifier training method and apparatus, identity authentication method and system","assignee":null,"inventors":[],"filing_date":"2015-06-03T00:00:00.000Z","publication_date":"2017-11-21T00:00:00.000Z","cpc_codes":["G06F","G06F"],"num_claims":12,"abstract":"Provided is a classifier training method, including: acquiring a training sample set; determining a classification condition at a root node according to a preset classification condition feature, performing classification on training samples in the training sample set according to the classification condition at the root node, and acquiring a classification subset corresponding to a child node of the root node; using the child node of the root node as a current node, circularly implementing the step of determining a classification condition at the current node according to another preset classification condition feature, performing classification on training samples in a classification subset corresponding to the current node according to the classification condition at the current node, and acquiring a classification subset of a child node of the current node, till a leaf node; and determining a user identity classification result at the current node, and obtaining a decision tree classifier."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Classifier training method and apparatus, identity authentication method and system","description":"Provided is a classifier training method, including: acquiring a training sample set; determining a classification condition at a root node according to a preset classification condition feature, perf","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9824197","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-9824197","citation_suggestion":"Patentable. \"Classifier training method and apparatus, identity authentication method and system\" (US-9824197). https://patentable.app/patents/US-9824197","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9824197","json":"https://patentable.app/api/llm-context/US-9824197","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:54:23.752Z"}