• Laser & Optoelectronics Progress
  • Vol. 57, Issue 24, 241502 (2020)
Jing Zuo* and Yulin Ba
Author Affiliations
  • School of Automation and Electrical Engineering, Lanzhou Jiaotong University, Lanzhou, Gansu 730070, China
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    DOI: 10.3788/LOP57.241502 Cite this Article Set citation alerts
    Jing Zuo, Yulin Ba. Population-Depth Counting Algorithm Based on Multiscale Fusion[J]. Laser & Optoelectronics Progress, 2020, 57(24): 241502 Copy Citation Text show less
    Crowding density map. (a) Original image; (b) geometric adaptive Gaussian kernel
    Fig. 1. Crowding density map. (a) Original image; (b) geometric adaptive Gaussian kernel
    Diagram of overall structure
    Fig. 2. Diagram of overall structure
    Principle diagram of dilated convolution
    Fig. 3. Principle diagram of dilated convolution
    Structure of MSB
    Fig. 4. Structure of MSB
    Experimental results on ShanghaiTech dataset. (a) Original images; (b) ground-truth images; (c) estimated crowd density maps
    Fig. 5. Experimental results on ShanghaiTech dataset. (a) Original images; (b) ground-truth images; (c) estimated crowd density maps
    Effect of feature fusion on training error and test loss. (a) Test loss; (b) training error
    Fig. 6. Effect of feature fusion on training error and test loss. (a) Test loss; (b) training error
    ParameterContentParameterContent
    Learning rate0.001Momentum0.9
    OptimizerAdmaNormalization0.001
    Weight-decay0.05Batch-size1
    Table 1. Parameters of model
    AlgorithmPart_APart_B
    MAEMSEMAEMSE
    Algorithm in Ref.[18]181.8277.732.049.8
    MCNN[9]110.2173.226.441.3
    SCNN[20]90.413521.633.4
    MSCNN[21]83.8127.417.730.2
    CSRNet[10]68.2115.010.616.0
    DADNet[19]64.299.98.813.5
    Proposed algorithm63.497.29.614.3
    Table 2. Comparison of counting results on ShanghaiTech dataset
    AlgorithmMAEMSE
    Algorithm in Ref.[18]467.0498.5
    MCNN[9]377.6509.1
    Algorithm in Ref.[22]338.6424.5
    SCNN[20]318.1439.2
    DADNet[19]285.5389.7
    CSRNet[10]266.1397.5
    Proposed algorithm257.2380.8
    Table 3. Comparison of counting results on UCF_CC_50 dataset
    AlgorithmAccuracyAverage accuracy
    S1S2S3S4S5
    Algorithm in Ref.[18]9.814.114.322.23.712.8
    MCNN[9]3.420.612.913.08.111.6
    SCNN[20]4.415.710.011.05.99.4
    CP-CNN[23]2.914.710.510.45.88.86
    CSRNet[10]2.911.58.616.63.48.6
    RRSC[24]2.915.07.214.72.68.5
    Proposed algorithm2.615.39.89.44.78.36
    Table 4. Accuracy comparing on WorldExpo'10 dataset%
    AlgorithmPart _APart_B
    MAEMSEMAEMSE
    No MSB123.2194.726.542.4
    No feature fusion70.5119.411.318.7
    Proposed algorithm63.497.29.614.3
    Table 5. Comparison of model performance
    GroupMAEMSE
    Group 1290.3458.7
    Group 2115.7169.5
    Table 6. Experimental results of transfer learning
    Jing Zuo, Yulin Ba. Population-Depth Counting Algorithm Based on Multiscale Fusion[J]. Laser & Optoelectronics Progress, 2020, 57(24): 241502
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