Chinese Optics, Volume. 16, Issue 3, 627(2023)

An improved algorithm for monocular camera edge spectrum based ranging by defocused images

Deng-fei JIE1,2、*, Hao WANG1, Hui-fang LV1, Bo-tao TIAN1, and Zhan-xiang ZHANG1
Author Affiliations
  • 1College of Mechanical and Electrical Engineering, Fujian Agriculture and Forestry University, Fuzhou 350002, China
  • 2Fujian Key Laboratory of Agricultural Information Sensoring Technology, Fuzhou 350002, China
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    References(20)

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    [6] LI ZH, LI J Z, HU Y J, . Blind restoration of focus blur based on spectrum preprocessing and improved Hough transform[J]. Journal of Graphics, 39, 909-916(2018).

    [8] [8] SUBBARAO M. Direct recovery of depthmap I: differential methods[C]. Proceedings of the IEEE Computer Society Wkshop on Computer Vision, IEEE, 1987: 5865.

    [11] [11] WANG H J. Study on the estimate of depth based on defocus image[D]. Qingdao: Ocean University of China, 2011. (in Chinese)

    [12] [12] MA Y E. Research of objective measuring technique based on image distance measurement by defocusing[D]. Taiyuan: Nth University of China, 2012. (in Chinese)

    [20] GE P, YOU Y T. Super-resolution reconstruction of light field images via sparse representation[J]. Laser & Optoelectronics Progress, 59, 0210001(2022).

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    Deng-fei JIE, Hao WANG, Hui-fang LV, Bo-tao TIAN, Zhan-xiang ZHANG. An improved algorithm for monocular camera edge spectrum based ranging by defocused images[J]. Chinese Optics, 2023, 16(3): 627

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    Paper Information

    Category: Original Article

    Received: Jul. 23, 2022

    Accepted: Dec. 24, 2022

    Published Online: May. 31, 2023

    The Author Email:

    DOI:10.37188/CO.2022-0171

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