{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9773425","patent":{"patent_number":"US-9773425","title":"Choice question creating apparatus","assignee":null,"inventors":[],"filing_date":"2016-09-30T00:00:00.000Z","publication_date":"2017-09-26T00:00:00.000Z","cpc_codes":["G09B","G06F","G06F","G06V","H04N","H04N"],"num_claims":5,"abstract":"Provided is a choice question creating apparatus creating a choice question on a question document.It includes an image reading part reading a question document to acquire image data; a character recognizing part executing recognition on image data, acquiring document text data; a sentence extraction part extracting from document text data; a correct answer identifying part identifying word as correct answer from sentence; a word dictionary database in which words are classified into categories and registered; a choice creating part selecting specific number of words from category in word dictionary database including correct answer, and arranges words selected, and word as correct answer identified by correct answer identifying part to create choice group; a question sentence transforming part deleting correct answer from sentence to transform it into question sentence, and a layout part arranging transformed question sentence, and created choice group to create a choice question."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Choice question creating apparatus","description":"Provided is a choice question creating apparatus creating a choice question on a question document.It includes an image reading part reading a question document to acquire image data; a character reco","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9773425","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-9773425","citation_suggestion":"Patentable. \"Choice question creating apparatus\" (US-9773425). https://patentable.app/patents/US-9773425","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9773425","json":"https://patentable.app/api/llm-context/US-9773425","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:05:05.168Z"}