Dong Zhou, Jie Cao, Yahui Jiang, Yongchao Feng, Qun Hao. Speckle Design Method Based on Principal Component Analysis[J]. Laser & Optoelectronics Progress, 2020, 57(20): 201104
- Laser & Optoelectronics Progress
- Vol. 57, Issue 20, 201104 (2020)
Fig. 1. Decomposition of gray image
Fig. 2. Binary image split by grayscale image
Fig. 3. Sample database. (a) STL-10 dataset; (b) ImageNet dataset
Fig. 4. Speckle obtained by PCA training
Fig. 5. System of correlation imaging
Fig. 6. Imaging target. (a) Pentagram; (b) Cameraman
Fig. 7. Imaging results of different matrices on the actual scene. (a) PCA (pentagram); (b) Walsh-Hadamard (pentagram); (c) PCA (Cameraman); (d) Walsh-Hadamard (Cameraman)
Fig. 8. PSNR and SSIM of the reconstruction image. (a) Pentagram; (b) Cameraman
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