{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11308419","patent":{"patent_number":"US-11308419","title":"Learning sentiment composition from sentiment lexicons","assignee":null,"inventors":[],"filing_date":"2018-11-15T00:00:00.000Z","publication_date":"2022-04-19T00:00:00.000Z","cpc_codes":["G06N","G06F","G06F","G06F"],"num_claims":14,"abstract":"A method including: generating, from a text corpus, a lexicon of unigrams and bigrams comprising an embedding for each of said unigrams and bigrams; training a machine learning classifier on a training set comprising a subset of said lexicon, wherein each of said unigrams and bigrams in said subset has a sentiment label; applying said machine learning classifier to said lexicon, to (i) predict a sentiment of each of said unigrams and bigrams, and (ii) update said lexicon with the predicted sentiments; and performing statistical analysis on said updated lexicon, to extract one or more sentiment composition lexicons, wherein each of said one or more sentiment composition lexicons is associated with a sentiment composition class."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Learning sentiment composition from sentiment lexicons","description":"A method including: generating, from a text corpus, a lexicon of unigrams and bigrams comprising an embedding for each of said unigrams and bigrams; training a machine learning classifier on a trainin","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11308419","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-11308419","citation_suggestion":"Patentable. \"Learning sentiment composition from sentiment lexicons\" (US-11308419). https://patentable.app/patents/US-11308419","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11308419","json":"https://patentable.app/api/llm-context/US-11308419","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T07:36:46.798Z"}