{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8526713","patent":{"patent_number":"US-8526713","title":"Concave surface modeling in image-based visual hull","assignee":null,"inventors":[],"filing_date":"2009-12-07T00:00:00.000Z","publication_date":"2013-09-03T00:00:00.000Z","cpc_codes":["G06T","G06T"],"num_claims":16,"abstract":"Apparatus and methods disclosed herein provide for a set of reference images obtained from a camera and a reference image obtained from a viewpoint to capture an entire concave region of an object; a silhouette processing module for obtaining a silhouette image of the concave region of the object; and a virtual-image synthesis module connected to the silhouette processing module for synthesizing a virtual inside-out image of the concave region from the computed silhouette images and for generating a visual hull of the object having the concave region."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Concave surface modeling in image-based visual hull","description":"Apparatus and methods disclosed herein provide for a set of reference images obtained from a camera and a reference image obtained from a viewpoint to capture an entire concave region of an object; a ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8526713","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-8526713","citation_suggestion":"Patentable. \"Concave surface modeling in image-based visual hull\" (US-8526713). https://patentable.app/patents/US-8526713","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8526713","json":"https://patentable.app/api/llm-context/US-8526713","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T22:12:40.088Z"}