Researching | Laser Range-Gated Imaging Target Recognition Based on Convolutional Neural Network

Laser & Optoelectronics Progress, Volume. 56, Issue 2, 021001(2019)

Laser Range-Gated Imaging Target Recognition Based on Convolutional Neural Network

Shuyu Wang^*, Shengxiang Tao, Fan Yang, and Lei Ai

Author Affiliations

Army Artillery Air Defense Academy of PLA, Hefei, Anhui 230031, China

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Figures&Tables (8)

References (18)

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Figures & Tables(8)

Fig. 1. Working principle of laser rang-gated imaging

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Fig. 2. Structural diagram of laser rang-gated target recognition by KFCNN

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Fig. 3. Partial atlas of laser rang-gated targets

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Fig. 4. Flow chart of KFCNN training

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Fig. 5. Feature histograms. (a) Body samples; (b) histograms corresponding to VGG16; (c) histograms corresponding to KFCNN

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Fig. 6. Average recognition rates of different algorithms

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Table 1. Average recognition rates of different algorithms for human images with different blur scales%

Table 1. Average recognition rates of different algorithms for human images with different blur scales%

Blur scale	1	2	3	4	5	6	7	8
Algorithm in Ref. [3]	72.05	75.72	74.01	73.51	78.50	79.15	74.33	74.58
Algorithm in Ref. [4]	83.55	89.43	82.60	85.67	87.25	82.33	86.70	89.25
VGG16	90.26	94.22	92.37	89.16	86.47	81.71	77.83	74.32
KFCNN without fine-tuning	92.34	93.41	95.02	91.78	94.34	94.02	91.98	92.56
KFCNN with fine-tuning	98.91	98.53	97.65	96.75	95.12	95.47	91.57	96.94

Table 2. Real-time computing time of different algorithms
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Table 2. Real-time computing time of different algorithms
Model Algorithmin Ref. [3] VGG16 KFCNN withfine-tuning
Recognitiontime /s 11.057 9.635 10.217

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Shuyu Wang, Shengxiang Tao, Fan Yang, Lei Ai. Laser Range-Gated Imaging Target Recognition Based on Convolutional Neural Network[J]. Laser & Optoelectronics Progress, 2019, 56(2): 021001

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Paper Information

Category: Image Processing

Received: Jun. 22, 2018

Accepted: Jul. 26, 2018

Published Online: Aug. 1, 2019

The Author Email: Wang Shuyu (1512264822@qq.com)

DOI:10.3788/LOP56.021001

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology