{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11462212","patent":{"patent_number":"US-11462212","title":"Document identification device, document identification method, and program","assignee":null,"inventors":[],"filing_date":"2018-05-10T00:00:00.000Z","publication_date":"2022-10-04T00:00:00.000Z","cpc_codes":["G10L","G06N","G06N","G10L","G10L","G10L","G10L","H04M","H04M","H04M"],"num_claims":11,"abstract":"A document identification device that improves class identification precision of multi-stream documents is provided. The document identification device includes: a primary stream expression generation unit that generates a primary stream expression, which is a fixed-length vector of a word sequence corresponding to each speaker's speech recorded in a setting including a plurality of speakers, for each speaker; a primary multi-stream expression generation unit that generates a primary multi-stream expression obtained by integrating the primary stream expression; a secondary stream expression generation unit that generates a secondary stream expression, which is a fixed-length vector generated based on the word sequence of each speaker and the primary multi-stream expression, for each speaker; and a secondary multi-stream expression generation unit that generates a secondary multi-stream expression obtained by integrating the secondary stream expression."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Document identification device, document identification method, and program","description":"A document identification device that improves class identification precision of multi-stream documents is provided. The document identification device includes: a primary stream expression generation","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11462212","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-11462212","citation_suggestion":"Patentable. \"Document identification device, document identification method, and program\" (US-11462212). https://patentable.app/patents/US-11462212","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11462212","json":"https://patentable.app/api/llm-context/US-11462212","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T23:08:05.132Z"}