Corner detection in fisheye images by modified Yin-Yang grid

An Shui Yu, Kenji Hara, Kohei Inoue, Kiichi Urahama

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    We propose a framework to extend corner feature detection in standard rectangular images with less distortion to distorted circular images captured with fisheye lenses. To solve two problems of nonuniformity of spatial resolution and spherical polar coordinates singularity, our approach makes use of a modification in the Yin-Yang grid, which is an overset grid consisting of two latitude/longitude coordinate systems. The main contribution is to keep the use of existing corner detection programs. Experimental results on synthetic and real images demonstrate the effectiveness of our method.

    Original languageEnglish
    Title of host publicationProceedings IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages3292-3297
    Number of pages6
    ISBN (Electronic)9781538611272
    DOIs
    Publication statusPublished - Dec 15 2017
    Event43rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2017 - Beijing, China
    Duration: Oct 29 2017Nov 1 2017

    Publication series

    NameProceedings IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society
    Volume2017-January

    Other

    Other43rd Annual Conference of the IEEE Industrial Electronics Society, IECON 2017
    Country/TerritoryChina
    CityBeijing
    Period10/29/1711/1/17

    All Science Journal Classification (ASJC) codes

    • Industrial and Manufacturing Engineering
    • Control and Optimization
    • Energy Engineering and Power Technology
    • Electrical and Electronic Engineering

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