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Multispectral Time Delay and Integration Imaging With One Coded Measurement

delete2025-12-05
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PRE
AI
T
Tianyi Mao
Y
Yuqi Jiang
L
Leijun Zheng
L
Lei Wang
祝树金 封面图
祝树金 (Shujin Zhu)
X
Xiubin Dai
Q
Qile Zhao
DOI:10.1109/LGRS.2025.3635241delete
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摘要

摘要

En 中文
在本封信中,我们提出了一种设计方案,能够通过单一编码测量实现多光谱时间延迟积分(TDI)成像。一种像素级光谱编码孔径,其类似于光谱拜耳模式,被集成到TDI-CCD传感器上,因此,在TDI扫描过程中,光谱立方体被编码并产生混叠。随后,可以在快照压缩成像的框架内,从得到的混叠测量结果中进行重建。该方法绕过了传统的功率缩放问题,这是当前TDI-CCD传感器的关键限制,确保光谱波段数的增加不会导致读出功耗的相应增加。在十个不同场景上进行的数值实验证明了该方法能够实现稳健重建,达到平均得分:Q $14 = 0.903$ 、 $\text {SAM = 1.729}$ 、 $\text {ERGAS = 1.774}$ 、 $\text {SSIM = 0.96}$ 以及 $\text {PSNR = 34.7}$ dB。
Keyword:
Coded aperture
compressive sensing
multispectral imaging
time delay and integration (TDI) imaging

期刊

I
IEEE Geoscience and Remote Sensing Letters
IF:
4.4
论文数:
715
被引数:
0

机构

C
chongqing optoelectronics research institute
学者数:
4
论文数: 4
被引数: 0
X
Xian Institute of Applied Optics
学者数:
10
论文数: 8
被引数: 0
N
nanjing university of posts and telecommunications
学者数:
3.8K
论文数: 1.6K
被引数: 0
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