• Acta Optica Sinica
  • Vol. 39, Issue 3, 0315003 (2019)
Haiyong Chen, Lizhong Qie, and Kun Liu*
Author Affiliations
  • School of Artifical Intelligent, Hebei University of Technology, Tianjin 300130, China
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    DOI: 10.3788/AOS201939.0315003 Cite this Article Set citation alerts
    Haiyong Chen, Lizhong Qie, Kun Liu. Moving Shadow Detection Based on Regional Radiation Consistency[J]. Acta Optica Sinica, 2019, 39(3): 0315003 Copy Citation Text show less
    Illustration of PCC classification process
    Fig. 1. Illustration of PCC classification process
    Framework of shadow detection and object mask growth
    Fig. 2. Framework of shadow detection and object mask growth
    Illustration of region growth and Vibe object mask fusion
    Fig. 3. Illustration of region growth and Vibe object mask fusion
    (a) Result of region growth and mask fusion. (a) Ground truth image; (b) super-pixel segmentation image; (c) segmentation of moving object; (d) classified PCC result; (e) first stage of shadow PCC growth(green part); (f) second stage of shadow PCC growth(red part); (g) result of object PCC growth; (h) result of object mask fusion
    Fig. 4. (a) Result of region growth and mask fusion. (a) Ground truth image; (b) super-pixel segmentation image; (c) segmentation of moving object; (d) classified PCC result; (e) first stage of shadow PCC growth(green part); (f) second stage of shadow PCC growth(red part); (g) result of object PCC growth; (h) result of object mask fusion
    Experimental results of highway I sequence
    Fig. 5. Experimental results of highway I sequence
    Algorithm processing in different scenarios
    Fig. 6. Algorithm processing in different scenarios
    Test results of 5 algorithms
    Fig. 7. Test results of 5 algorithms
    MethodPerformance
    CampusHallwayHighway ILabBusStation
    rsξrsξrsξrsξrsξ
    Ref. [26]35.3386.8278.4369.4957.8482.4846.3385.8880.7963.5
    Ref. [27]57.3848.0882.5381.7286.2358.6882.8775.0888.6161.5
    Ref. [28]79.9958.9255.1779.864.0582.2952.4980.5485.353.52
    Ref. [29]78.6758.1484.5678.7591.0058.1459.1281.3573.2484.24
    Proposed method80.9888.283.1385.7986.0182.5379.5485.8183.1388.95
    Table 1. Appraisal results of five algorithms%
    ParameterVideo sequence
    CampusHallwayHighway ILabBusStation
    γ11.448.693.9311.838.32
    δ96.7595.5296.8195.3494.25
    Table 2. Growth rate and accuracy of object mask
    Haiyong Chen, Lizhong Qie, Kun Liu. Moving Shadow Detection Based on Regional Radiation Consistency[J]. Acta Optica Sinica, 2019, 39(3): 0315003
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