Laser & Optoelectronics Progress, Volume. 57, Issue 8, 081020(2020)

Detection of Pneumonia Lesions in X-Ray Images Based on Multi-Scale Convolutional Neural Networks

Wuhua Zhang... Qiang Li* and Xin Guan |Show fewer author(s)
Author Affiliations
  • School of Microelectronics, Tianjin University, Tianjin 300072, China
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    Figures & Tables(11)
    Block of squeeze and excitation
    Structure diagram of residual block. (a) Original residual block; (b) SE residual block
    Structure diagram of SE-RetinaNet
    Comparison of SE-RetinaNet and RetinaNet network parameters
    Statistics of pneumonia lesion data distribution information
    Pre-processing of chest X-ray images
    Chest X-ray image gray histogram. (a) Original image; (b) after using CLAHE method
    P-R curves of different algorithms on the pneumonia dataset. (a)(b) P-R curves with IoU threshold of 0.25. (c)(d) P-R curves with IoU threshold of 0.5
    • Table 2. Statistics of data set information

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      Table 2. Statistics of data set information

      Data setImageSizeInstance
      Training10260224×22416242
      Validation530224×224868
      Testing617224×2241000
    • Table 3. Performance comparison of different detection networks in the pneumonia detection

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      Table 3. Performance comparison of different detection networks in the pneumonia detection

      NetworkBackboneAP /%@0.25AP /%@0.5Speed /s
      HOG+SVM_49.3331.110.1123
      SSDVGG1673.8836.420.0312
      YOLOv3DarkNet74.3038.640.0238
      Faster R-CNNResNet-5079.1245.910.0588
      Faster R-CNNResNet-10178.4143.100.0833
      RetinaNetResNet-5078.7348.870.0526
      RetinaNetResNet-10180.8946.540.0769
      SE-RetinaNetSE-ResNet-5082.5249.960.0588
      SE-RetinaNetSE-ResNet-10181.5148.880.1000
    • Table 4. Performance comparison of different combined models in the pneumonia detection

      View table

      Table 4. Performance comparison of different combined models in the pneumonia detection

      Network_1Network_2AP /%@0.25AP /%@0.5Speed /s
      RetinaNet50RetinaNet10188.2057.210.1295
      SE-RetinaNet50SE-RetinaNet10187.1654.500.1588
      RetinaNet50SE-RetinaNet5086.5954.460.1114
      RetinaNet101SE-RetinaNet10189.0857.640.1769
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    Wuhua Zhang, Qiang Li, Xin Guan. Detection of Pneumonia Lesions in X-Ray Images Based on Multi-Scale Convolutional Neural Networks[J]. Laser & Optoelectronics Progress, 2020, 57(8): 081020

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    Paper Information

    Category: Image Processing

    Received: Aug. 8, 2019

    Accepted: Sep. 17, 2019

    Published Online: Apr. 3, 2020

    The Author Email: Li Qiang (liqiang@tju.edu.cn)

    DOI:10.3788/LOP57.081020

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