Main > Acta Optica Sinica >  Volume 40 >  Issue 18 >  Page 1806003 > Article
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  • Received: May. 8, 2020

    Accepted: Jun. 11, 2020

    Posted: Sep. 1, 2020

    Published Online: Sep. 2, 2020

    The Author Email: Wu Yi (wuyi@fjnu.edu.cn), Wang Xufang (fzwxf@fjnu.edu.cn)

    DOI: 10.3788/AOS202040.1806003

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    Shiwu Xu, Yi Wu, Xufang Wang. Visible Light Positioning Algorithm Based on Sparsity Adaptive and Location Fingerprinting[J]. Acta Optica Sinica, 2020, 40(18): 1806003

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  • Fiber Optics and Optical Communications
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  • Table 1. Time complexity of LCSACS algorithm

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    Table 1. Time complexity of LCSACS algorithm

    StepTheoretical complexity
    1)O(MN)+O(KmaxN)+O(MKmax)
    2)O(Kmax3M)+O(KmaxM)
    3)O(Kmax2M)
    TotalO(MN)+O(KmaxN)
  • Table 2. Average computing time when S value is same

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    Table 2. Average computing time when S value is same

    AlgorithmTheoretical complexityAverage positioning error /cmAverage computing time /ms
    LCSACSO(MN)+O(KmaxN)1.5637.27
    NEO(L1P1)7.66323.69
    SA-PSOO(L2P2)9.981519.26
    WKNN-EDO(KN)10.4618.04
    WKNN-SCDO(KN)8.4319.76
    OMPO(KMN)6.3473.75
    RWl1MO(L3P3)4.91661.67
  • Table 3. Average computing time when S value is different

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    Table 3. Average computing time when S value is different

    AlgorithmS /cmAverage positioning error /cmAverage computing time /ms
    LCSACS501.3926.31
    NE1.89189.62
    SA-PSO1.671393.29
    WKNN-ED102.65123.61
    WKNN-SCD101.99134.78
    OMP202.36219.65
    RWl1M202.301217.23

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