{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9734395","patent":{"patent_number":"US-9734395","title":"Tracking device and tracking method","assignee":null,"inventors":[],"filing_date":"2014-11-10T00:00:00.000Z","publication_date":"2017-08-15T00:00:00.000Z","cpc_codes":["G06V","G06F","G06V"],"num_claims":16,"abstract":"A non-transitory computer-readable medium storing a program for tracking a feature point in an image that causes a computer to execute a process, the process includes: calculating first values indicating degree of corner for respective pixels in another image, based on change of brightness values in horizontal direction and vertical direction; calculating second values indicating degree of similarity between respective areas in the another image and a reference area around the feature point in the image, based on comparison between the respective areas and the reference area; calculating third values indicating overall degree of corner and similarity, based on the first values and the second values; and tracking the feature point by identifying a point in the another image corresponding to the feature point in the image, based on the third values."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Tracking device and tracking method","description":"A non-transitory computer-readable medium storing a program for tracking a feature point in an image that causes a computer to execute a process, the process includes: calculating first values indicat","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9734395","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-9734395","citation_suggestion":"Patentable. \"Tracking device and tracking method\" (US-9734395). https://patentable.app/patents/US-9734395","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9734395","json":"https://patentable.app/api/llm-context/US-9734395","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:41:10.455Z"}