• Infrared and Laser Engineering
  • Vol. 51, Issue 4, 20220193 (2022)
Fan Gao1、2, Xiaogang Yang2, Ruitao Lu2, Siyu Wang2, Jiuan Gao2, and Hai Xia2
Author Affiliations
  • 1Beijing Huahang Radio Measurement Institute, Beijing 100013, China
  • 2Missile Engineering Institute, Rocket Force University of Engineering, Xi’an 710025, China
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    DOI: 10.3788/IRLA20220193 Cite this Article
    Fan Gao, Xiaogang Yang, Ruitao Lu, Siyu Wang, Jiuan Gao, Hai Xia. Anchor-free lightweight infrared object detection method (Invited)[J]. Infrared and Laser Engineering, 2022, 51(4): 20220193 Copy Citation Text show less
    Structure of PMFP
    Fig. 1. Structure of PMFP
    Conventional convolution and asymmetric convolution
    Fig. 2. Conventional convolution and asymmetric convolution
    Channel Shuffle
    Fig. 3. Channel Shuffle
    Structure of Slim-Focus
    Fig. 4. Structure of Slim-Focus
    Comparison of down-sampling effect
    Fig. 5. Comparison of down-sampling effect
    Structure of SkipBranch
    Fig. 6. Structure of SkipBranch
    Structure of lightweight model PMFPSNet
    Fig. 7. Structure of lightweight model PMFPSNet
    Structure of PANet
    Fig. 8. Structure of PANet
    Centerness label and IoU label
    Fig. 9. Centerness label and IoU label
    Comparison of detection results
    Fig. 10. Comparison of detection results
    ModelmAPParametersGFLOPSDelay/ms
    CSPNet0.7872.24 M6.877.18
    ShuffleNet0.7892.12 M6.267.86
    Maxpool0.7731.57 M4.987.28
    YOLOv4-tiny0.8116.27 M17.284.6
    PMFPSNet0.8171.57 M4.987.34
    Table 1. Comparison of model performance
    Fan Gao, Xiaogang Yang, Ruitao Lu, Siyu Wang, Jiuan Gao, Hai Xia. Anchor-free lightweight infrared object detection method (Invited)[J]. Infrared and Laser Engineering, 2022, 51(4): 20220193
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