Research on fast hyperspectral atmospheric radiation transfer imaging modeling based on.NET environment

Yunqiao Xi, Xiaomei Chen, Tian Lan

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Atmospheric radiation transmission is one of the most complex and variable parts of hyperspectral remote sensing systems. Aimed at the abstraction and complexity of the influence of atmospheric radiation on the quality of hyperspectral imaging, the design of simulation software for hyperspectral atmospheric radiation transmission imaging in visible light is proposed. Firstly,this paper analyzes the radiation transmission process including the surface reflectivity, the adjacent pixel reflectivity and the atmospheric transmission factor, and describes the calculation method of the radiance at-sensor for the hyperspectral image in the visible light bands. Then the multi-core CPU based on the.Net environment is constructed. The adjacent pixel point diffusion function parallel computing module and the GPU-based on-satellite reflectivity parallel computing module; the experimental part takes the hyperspectral surface reflectance image as input data, and degenerates the output into the hyperspectral radiance simulation data in different scenarios. At the same time, test of the time of individual modules and the overall algorithm in the simulation process is tested. The experimental results of real-time performance show that the parallel algorithm has significantly improved.

源语言英语
主期刊名AOPC 2019
主期刊副标题Optoelectronic Devices and Integration; and Terahertz Technology and Applications
编辑Zhiping Zhou, Xiaocong Yuan, Daoxin Dai
出版商SPIE
ISBN(电子版)9781510634404
DOI
出版状态已出版 - 2019
活动Applied Optics and Photonics China 2019: Optoelectronic Devices and Integration; and Terahertz Technology and Applications, AOPC 2019 - Beijing, 中国
期限: 7 7月 20199 7月 2019

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
11334
ISSN(印刷版)0277-786X
ISSN(电子版)1996-756X

会议

会议Applied Optics and Photonics China 2019: Optoelectronic Devices and Integration; and Terahertz Technology and Applications, AOPC 2019
国家/地区中国
Beijing
时期7/07/199/07/19

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