Researching | Aerial Target Detection Based on Improved Faster R-CNN

Acta Optica Sinica, Volume. 38, Issue 6, 0615004(2018)

Aerial Target Detection Based on Improved Faster R-CNN

Xiaoyu Feng^*, Wei Mei, and Dashuai Hu

Author Affiliations

Department of Electronics and Optics Engineering, Army Engineering University, Shijiazhuang, Hebei 050003, China

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Figures&Tables (13)

References (23)

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Figures & Tables(13)

Fig. 1. Frame of Faster R-CNN

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Fig. 2. Accumulation of dilation

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Fig. 3. Pooling of feature map

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Fig. 4. Regional amplification

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Fig. 5. Influences of scale and occlusion on confidences

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Fig. 6. False positive with high confidence

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Fig. 7. Frame of improved Faster R-CNN

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Fig. 8. Examples of detection results

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Fig. 9. Examples of detection results of M4

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Table 1. Dataset of aerial targets

Table 1. Dataset of aerial targets

Content	Fighter	Helicopter	Aerobus	Bird	Others
Video	11 sequences(about 7000 frames)	7 sequences(about 6000 frames)	10 sequences(about 9000 frames)	4 sequences(about 1000 frames)	6 sequences(about 4000 frames)
Image	300	300	300	300	300

Table 2. Result on test set1 %
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Table 2. Result on test set1 %
Model Fighter Helicopter Aerobus Bird Others mAP
M0 90.76 91.04 92.35 63.71 72.76 82.12
M2 93.42 96.67 94.22 75.81 95.76 91.18
M3 91.53 92.64 93.19 69.37 78.07 84.96
M4 98.72 99.37 97.42 98.61 99.76 98.78

Table 3. Result on test set2%
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Table 3. Result on test set2%
Model Fighter Helicopter Aerobus Bird Others mAP
M0 0 0 0 0 0 0
M1 54.05 68.66 62.26 39.61 85.36 61.99

Table 4. Detection performances on class aero of VOC
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Table 4. Detection performances on class aero of VOC
Detector Faster R-CNN^[9] SSD299^[10] SSD443^[10] YOLO^[11] YOLOv2 544^[11] M4
AP /% 84.9 71.2 78.6 77.0 86.3 90.7%
Speed /(frame·s^-1) 8.3 46 19 45 40 25

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Xiaoyu Feng, Wei Mei, Dashuai Hu. Aerial Target Detection Based on Improved Faster R-CNN[J]. Acta Optica Sinica, 2018, 38(6): 0615004

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Paper Information

Category: Machine Vision

Received: Dec. 6, 2017

Accepted: --

Published Online: Jul. 9, 2018

The Author Email: Feng Xiaoyu (826782445@qq.com)

DOI:10.3788/AOS201838.0615004

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology