• Laser & Optoelectronics Progress
  • Vol. 58, Issue 16, 1610008 (2021)
Cong Xu* and Li Wang
Author Affiliations
  • School of Computer and Information Engineering, Tianjin Chengjian University, Tianjin 300384, China
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    DOI: 10.3788/LOP202158.1610008 Cite this Article Set citation alerts
    Cong Xu, Li Wang. Image Semantic Segmentation Method Based on Improved DeepLabv3+ Network[J]. Laser & Optoelectronics Progress, 2021, 58(16): 1610008 Copy Citation Text show less
    Structure of the DeepLabv3+ network
    Fig. 1. Structure of the DeepLabv3+ network
    Structure of the improved DeepLabv3+ network
    Fig. 2. Structure of the improved DeepLabv3+ network
    Structure of the ASPP module
    Fig. 3. Structure of the ASPP module
    Flow chart of the depth separable convolution
    Fig. 4. Flow chart of the depth separable convolution
    Structure of the FPN
    Fig. 5. Structure of the FPN
    Segmentation results of different methods. (a) Input image; (b) labeled image; (c) DeepLabv3+ network; (d) Ours 1
    Fig. 6. Segmentation results of different methods. (a) Input image; (b) labeled image; (c) DeepLabv3+ network; (d) Ours 1
    ProjectDetail
    CPUInter i7-4770k
    RAM32 G
    Graphics cardTITAN V
    Operating system64-bit Ubuntu 18.04.3
    CUDACuda 10.2
    Data processingPytorch 3.6
    Table 1. Hardware and software configurations of the machine
    Dilation ratemIoU
    (6,12,18)79.73
    (6,12,18,24)79.80
    (4,8,12,16)79.97
    Table 2. Test results under different combinations of dilation rate in ASPP module unit: %
    Convolution method in ASPPTime/hmIoU/%
    Standard convolution23.279.97
    Depthwise separable convolution17.379.46
    Table 3. Training time and mIoU of different networks
    NetworkParameter /MFLOPs /GMACSpeed /(frame·s-1)
    DeepLabv261.4175.4012.55
    DeepLabv358.0471.1613.07
    DeepLabv3+59.3492.9313.45
    Ours 164.6599.5312.66
    Ours 247.9781.3416.96
    Table 4. Performances of different networks
    NetworkmIoU/%
    DeepLabv168.70
    DeepLabv276.35
    DeepLabv377.21
    DeepLabv3+78.85
    Ours 279.46
    Ours 179.97
    Table 5. mIoU of different networks on the PASCAL VOC2012 verification set
    Cong Xu, Li Wang. Image Semantic Segmentation Method Based on Improved DeepLabv3+ Network[J]. Laser & Optoelectronics Progress, 2021, 58(16): 1610008
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