Research on Weak and Small Infrared Target Detection Algorithm Under Complex Sky Background

Di Wang; Tao Shen

doi:10.3788/AOS202040.0512001

Journals >Acta Optica Sinica >Volume 40 >Issue 5 >Page 0512001 > Article

Acta Optica Sinica
Vol. 40, Issue 5, 0512001 (2020)

Research on Weak and Small Infrared Target Detection Algorithm Under Complex Sky Background

Di Wang^* and Tao Shen

Author Affiliations

College of Nuclear Engineering, Rocket Force University of Engineering, Xi′an, Shannxi 710025, China

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DOI: 10.3788/AOS202040.0512001 Cite this Article Set citation alerts

Di Wang, Tao Shen. Research on Weak and Small Infrared Target Detection Algorithm Under Complex Sky Background[J]. Acta Optica Sinica, 2020, 40(5): 0512001 Copy Citation Text

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Fig. 1. Background correlation

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Fig. 2. Schematic diagram of tangential motion

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Fig. 3. Schematic diagram of turning motion

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Fig. 4. Target trajectory detection flow chart

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Fig. 5. Result comparison of proposed algorithm and traditional bilateral filtering algorithm. (a1)(b1)(c1) Scene one; (a2)(b2)(c2) scene two; (a3)(b3)(c3) scene three

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Fig. 6. Single frame detection result. (a1)(b1) Frame 1; (a2)(b2) Frame 27

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Fig. 7. Comparison of target trajectory detection results. (a) Detection result based on polynomial fitting; (b) detection result based on pipeline filtering algorithm

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Scene	Input image		Proposed algorithm				Traditional bilateral filtering algorithm
Scene	σ_in	$R_{in}^{SNR}$	σ_out	B_BSF	$R_{out}^{SNR}$	I_ISNR	σ_out	B_BSF	$R_{out}^{SNR}$	I_ISNR
Scene one	0.022	1.357	0.019	1.158	8.607	6.343	0.017	1.294	4.849	3.573
Scene two	0.005	2.749	0.003	1.667	15.575	5.666	0.003	1.667	7.667	2.789
Scene three	0.010	2.903	0.008	1.250	10.587	3.647	0.008	1.250	5.218	1.797

Table 1. Performance comparison between proposed algorithm and bilateral filtering algorithm

Di Wang, Tao Shen. Research on Weak and Small Infrared Target Detection Algorithm Under Complex Sky Background[J]. Acta Optica Sinica, 2020, 40(5): 0512001

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