{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9697821","patent":{"patent_number":"US-9697821","title":"Method and system for building a topic specific language model for use in automatic speech recognition","assignee":null,"inventors":[],"filing_date":"2013-12-16T00:00:00.000Z","publication_date":"2017-07-04T00:00:00.000Z","cpc_codes":["G10L","G10L","G10L","G10L"],"num_claims":8,"abstract":"An automatic speech recognition method includes at a computer having one or more processors and memory for storing one or more programs to be executed by the processors, obtaining a plurality of speech corpus categories through classifying and calculating raw speech corpus; obtaining a plurality of classified language models that respectively correspond to the plurality of speech corpus categories through a language model training applied on each speech corpus category; obtaining an interpolation language model through implementing a weighted interpolation on each classified language model and merging the interpolated plurality of classified language models; constructing a decoding resource in accordance with an acoustic model and the interpolation language model; and decoding input speech using the decoding resource, and outputting a character string with a highest probability as a recognition result of the input speech."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and system for building a topic specific language model for use in automatic speech recognition","description":"An automatic speech recognition method includes at a computer having one or more processors and memory for storing one or more programs to be executed by the processors, obtaining a plurality of speec","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9697821","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-9697821","citation_suggestion":"Patentable. \"Method and system for building a topic specific language model for use in automatic speech recognition\" (US-9697821). https://patentable.app/patents/US-9697821","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9697821","json":"https://patentable.app/api/llm-context/US-9697821","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T13:18:28.803Z"}