Acta Optica Sinica, Volume. 41, Issue 10, 1028001(2021)

Real-Time Object Detection in Remote Sensing Images Based on Embedded System

Yuanjun Nong and Junjie Wang*
Author Affiliations
  • School of Engineering, Ocean University of China, Qingdao, Shandong 266100, China
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    Figures & Tables(12)
    Network structure of YOLOv3-tiny
    Detection flow of YOLOv3-tiny
    52×52 scale shallow features and 26×26 scale deep features
    Multi-scale prediction structure. (a) Multi-scale prediction before modified; (b) multi-scale prediction after modified
    Spatial attention module. (a) Original spatial attention module; (b) modified spatial attention module
    Network structure of YOLO-RS
    Loss curve during training process
    Test results of YOLO-RS
    Experiments on the embedded platform Jetson Xavier NX
    Comparison of detection accuracy and speed of different models
    • Table 1. Detection performance of different methods on remote sensing test set

      View table

      Table 1. Detection performance of different methods on remote sensing test set

      MethodInput sizemAP /%Recall /%F1 /%BFLOPSVolume /MB
      YOLOv3608×60880.078181139.64246.5
      YOLOv3-tiny608×60873.09677211.6734.8
      YOLO-RS608×60876.7075787.0410.0
      YOLOv3512×51279.61768099.02246.5
      YOLOv3-tiny512×51271.6063708.2734.8
      YOLO-RS512×51275.5673774.9910.0
      YOLOv3416×41677.04707765.37246.5
      YOLOv3-tiny416×41665.1554645.4634.8
      YOLO-RS416×41672.8665723.3010.0
    • Table 2. Detection speed of different methods on Jetson Xavier NX

      View table

      Table 2. Detection speed of different methods on Jetson Xavier NX

      MethodSpeed /(frame·s-1)
      416×416512×512608×608
      YOLOv38.16.34.6
      YOLOv3-tiny54.640.831.5
      YOLO-RS56.743.532.5
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    Yuanjun Nong, Junjie Wang. Real-Time Object Detection in Remote Sensing Images Based on Embedded System[J]. Acta Optica Sinica, 2021, 41(10): 1028001

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Oct. 22, 2020

    Accepted: Dec. 30, 2020

    Published Online: May. 8, 2021

    The Author Email: Wang Junjie (wjj@ouc.edu.cn)

    DOI:10.3788/AOS202141.1028001

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