{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10534964","patent":{"patent_number":"US-10534964","title":"Persistent feature descriptors for video","assignee":null,"inventors":[],"filing_date":"2017-01-30T00:00:00.000Z","publication_date":"2020-01-14T00:00:00.000Z","cpc_codes":["G06T","G06V","G06V","G06V","G06V","G06V","G06V","G06T","G06T"],"num_claims":23,"abstract":"Methods and devices for extracting feature descriptors for a video, the video having a sequence of pictures. The method includes identifying a first key picture and a second key picture later in the sequence than the first key picture; extracting a first set of feature descriptors from the first key picture and a second set of feature descriptors from the second key picture; identifying a set of pairs of feature descriptors, where each pair includes one descriptor from the first set and one descriptor from the second set; generating motion information describing the motion field between the first key picture and the second key picture; and filtering the set of pairs of feature descriptors based on correlation with the motion information to produce and output a subset of persistent descriptors."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Persistent feature descriptors for video","description":"Methods and devices for extracting feature descriptors for a video, the video having a sequence of pictures. The method includes identifying a first key picture and a second key picture later in the s","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10534964","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-10534964","citation_suggestion":"Patentable. \"Persistent feature descriptors for video\" (US-10534964). https://patentable.app/patents/US-10534964","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10534964","json":"https://patentable.app/api/llm-context/US-10534964","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T10:03:45.485Z"}