Acta Photonica Sinica, Volume. 53, Issue 4, 0401001(2024)
Underwater Single-pixel Imaging Method Based on Object Search and Detail Enhancement
Figures & Tables(5)
Fig. 1. The structure of underwater single-pixel imaging based on object search and detail enhancement
Fig. 2. Imaging results in free space， the corresponding CNR and resolution， and the gray values of the reconstructed images at the slit part
Fig. 3. Imaging results in turbulent water and the corresponding CNR and resolution
Table 1. The CNR of the retrieved images with different iterations by the methods of TGI， DGI and proposed method in free space
View tableView in ArticleTable 1. The CNR of the retrieved images with different iterations by the methods of TGI， DGI and proposed method in free space
Symbol 500 iterations 750 iterations 1 000 iterations 1 250 iterations 1 500 iterations Our TGI DGI Our TGI DGI Our TGI DGI Our TGI DGI Our TGI DGI I 2.09 0.47 0.52 2.50 0.53 0.56 2.91 0.56 0.57 3.15 0.58 0.59 3.22 0.60 0.62 O 2.00 0.32 0.34 2.20 0.40 0.41 2.32 0.45 0.48 2.70 0.51 0.54 3.10 0.55 0.59 P 2.08 0.30 0.32 2.18 0.36 0.38 2.60 0.41 0.42 2.80 0.45 0.47 2.96 0.49 0.52 E 1.79 0.34 0.36 2.35 0.40 0.42 2.61 0.45 0.47 2.90 0.51 0.53 3.10 0.56 0.58 N 1.70 0.33 0.35 2.04 0.41 0.43 2.30 0.47 0.49 2.68 0.53 0.56 2.98 0.57 0.60
Table 2. The resolution of the retrieved images with different iterations by the methods of TGI， DGI and proposed method in free space
View tableView in ArticleTable 2. The resolution of the retrieved images with different iterations by the methods of TGI， DGI and proposed method in free space
Symbol 500 iterations 750 iterations 1 000 iterations Our TGI DGI Our TGI DGI Our TGI DGI I 128.67 229.69 224.23 95.37 226.27 221.98 90.88 222.37 217.19 O 150.25 221.53 234.22 112.36 229.34 233.17 103.58 225.68 227.25 P 138.49 221.64 219.51 117.69 200.45 214.18 102.36 215.91 209.49 E 141.35 211.63 213.03 100.37 209.32 211.83 91.88 204.29 204.73 N 150.36 239.57 239.25 124.66 228.22 234.35 110.95 219.35 222.12 Symbol 1 250 iterations 1 500 iterations Our TGI DGI Our TGI DGI I 88.66 221.46 209.59 85.97 208.62 201.21 O 100.36 221.87 224.24 96.59 218.14 221.24 P 98.57 211.14 203.34 97.05 205.26 199.94 E 85.69 202.56 198.25 84.14 199.93 194.13 N 100.65 209.24 219.25 96.74 207.31 217.21
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Yifan CHEN, Zhe SUN, Xuelong LI. Underwater Single-pixel Imaging Method Based on Object Search and Detail Enhancement[J]. Acta Photonica Sinica, 2024, 53(4): 0401001
Paper Information
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Received: Oct. 7, 2023
Accepted: Nov. 28, 2023
Published Online: May. 15, 2024
The Author Email: SUN Zhe (sunzhe@nwpu.edu.cn), LI Xuelong (li@nwpu.edu.cn)
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