{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8473279","patent":{"patent_number":"US-8473279","title":"Lemmatizing, stemming, and query expansion method and system","assignee":null,"inventors":[],"filing_date":"2009-06-01T00:00:00.000Z","publication_date":"2013-06-25T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F"],"num_claims":7,"abstract":"A method of stemming text and system therefore are described. The method comprises removing stop words from a document based on at least one stop word entry in an array of stop words and flagging as nouns words determined to be attached to definite articles and preceded by a noun array entry in an array of stop words preceding at least one noun; adding flagged nouns to a noun dictionary; flagging as verbs words determined to be preceded by an verb array entry in an array of stop words preceding at least one verb; adding flagged verbs to a verb dictionary; searching the document for nouns and verbs based on the flagged nouns and the flagged verbs; removing remaining stop words subsequent to searching the document; applying light stemming on the flagged nouns; applying a root-based stemming on the flagged verbs; and storing the stemmed document."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Lemmatizing, stemming, and query expansion method and system","description":"A method of stemming text and system therefore are described. The method comprises removing stop words from a document based on at least one stop word entry in an array of stop words and flagging as n","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8473279","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-8473279","citation_suggestion":"Patentable. \"Lemmatizing, stemming, and query expansion method and system\" (US-8473279). https://patentable.app/patents/US-8473279","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8473279","json":"https://patentable.app/api/llm-context/US-8473279","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:15:04.503Z"}