{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8527448","patent":{"patent_number":"US-8527448","title":"System, method and apparatus for increasing speed of hierarchial latent dirichlet allocation model","assignee":null,"inventors":[],"filing_date":"2012-12-20T00:00:00.000Z","publication_date":"2013-09-03T00:00:00.000Z","cpc_codes":["G06N","G06F","G06F","G06N"],"num_claims":17,"abstract":"Embodiments of the present invention disclose a data processing method including: sending global initial statistical information to each slave node; merging received local statistical information of each slave node, to obtain new global statistical information; if Gibbs sampling performed by a slave node has ended, calculating a probability distribution between a document and topic and a probability distribution between the topic and a word according to the new global statistical information; according to the probability distributions obtained through calculation, establishing a likelihood function of a text set, and maximizing the likelihood function, to obtain a new hLDA hyper-parameter; and if iteration of solving for an hLDA hyper-parameter has converged, and according to the new hLDA hyper-parameter, calculating and outputting the probability distribution between the document and topic and the probability distribution between the topic and word."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"System, method and apparatus for increasing speed of hierarchial latent dirichlet allocation model","description":"Embodiments of the present invention disclose a data processing method including: sending global initial statistical information to each slave node; merging received local statistical information of e","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8527448","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-8527448","citation_suggestion":"Patentable. \"System, method and apparatus for increasing speed of hierarchial latent dirichlet allocation model\" (US-8527448). https://patentable.app/patents/US-8527448","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8527448","json":"https://patentable.app/api/llm-context/US-8527448","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:16:11.365Z"}