{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11973973","patent":{"patent_number":"US-11973973","title":"Prediction refinement based on optical flow","assignee":null,"inventors":[],"filing_date":"2021-09-16T00:00:00.000Z","publication_date":"2024-04-30T00:00:00.000Z","cpc_codes":["G06T","H04N","G06T","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","H04N","G06T"],"num_claims":20,"abstract":"A method of video processing includes determining a refined prediction sample P′(x,y) at a position (x,y) in a video block by modifying a prediction sample P(x,y) at the position (x,y) with a first gradient component Gx(x, y) in a first direction estimated at the position (x,y) and a second gradient component Gy(x, y) in a second direction estimated at the position (x,y) and a first motion displacement Vx(x,y) estimated for the position (x,y) and a second motion displacement Vy(x,y) estimated for the position (x,y), where x and y are integer numbers, and performing a conversion between the video block and a bitstream representation of the video block using a reconstructed sample value Rec(x,y) at the position (x,y) that is obtained based on the refined prediction sample P′(x,y) and a residue sample value Res(x,y)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Prediction refinement based on optical flow","description":"A method of video processing includes determining a refined prediction sample P′(x,y) at a position (x,y) in a video block by modifying a prediction sample P(x,y) at the position (x,y) with a first gr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11973973","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-11973973","citation_suggestion":"Patentable. \"Prediction refinement based on optical flow\" (US-11973973). https://patentable.app/patents/US-11973973","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11973973","json":"https://patentable.app/api/llm-context/US-11973973","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T07:02:13.456Z"}