激光与光电子学进展, 2020, 57 (22): 220901, 网络出版: 2020-11-12
连续场景太赫兹数字全息三维重建图像的参数影响 
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Influence of Parameters on Terahertz Digital Holography 3D Image Reconstruction of a Continuous Scene
图 & 表
图 1. 连续太赫兹Gabor同轴数字全息成像光路图
Fig. 1. Optical path of continuous terahertz Gabor in-line digital holographic imaging
图 3. 场景的投影及全息图。(a)场景的投影;(b)归一化全息图;(c)反色变换后的全息图
Fig. 3. Scene projection and holograms. (a) Scene projection; (b) normalized hologram; (c) inverted hologram
图 5. t=300时各样本的PSNR和MSSIM随τ的变化。 (a) PSNR; (b) MSSIM
Fig. 5. PSNR and MSSIM of each sample changed with τ at t=300. (a) PSNR; (b) MSSIM
图 6. t=300时的重建图像及其与标准图像的差值。(a)连续型;(b)分立型
Fig. 6. Reconstructed images and their differences with the standard images at t=300. (a) Continuous; (b) discrete
图 7. t=300时1、3样本的重建像及其与标准图像的差值。(a)连续型“H1”和“H3”;(b)分立型“H11”和“H31”
Fig. 7. Reconstructed images of samples 1 and 3 and their differences with the standard images at t=300. (a) Continuous “H1” and “H3”; (b) discrete “H11” and “H31”
图 8. t=300时样本目标部分的PSNR随τ的变化
Fig. 8. PSNR of the target part of the sample changed with τ at t=300
图 9. 不同迭代次数下的重建像。 (a) t=200; (b) t=350
Fig. 9. Reconstructed images with different iterations. (a) t=200; (b) t=350
图 10. 不同迭代次数下样本PSNR和MSSIM随τ的变化。 (a) t=200; (b) t=350
Fig. 10. Change of sample PSNR and MSSIM with τ under different iterations. (a) t=200; (b) t=350
图 11. 样本“T”仿真场景、t=300时整体和目标的PSNR随τ的变化。(a)场景;(b)整体;(c)标
Fig. 11. Sample “T” simulation scene, PSNR of the sample and the target part changed with τ at t=300. (a) Scene; (b) whole; (c) target
林平, 李琦, 申作春. 连续场景太赫兹数字全息三维重建图像的参数影响[J]. 激光与光电子学进展, 2020, 57(22): 220901. Ping Lin, Qi Li, Zuochun Shen. Influence of Parameters on Terahertz Digital Holography 3D Image Reconstruction of a Continuous Scene[J]. Laser & Optoelectronics Progress, 2020, 57(22): 220901.
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