Optical imaging through clouds and fog

被引:25
作者
Jaruwatanadilok, S [1 ]
Ishimaru, A [1 ]
Kuga, Y [1 ]
机构
[1] Univ Washington, Dept Elect Engn, Seattle, WA 98195 USA
来源
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING | 2003年 / 41卷 / 08期
关键词
optical imaging; optical propagation in random media; optical scattering; point source; point spread function; radiative transfer;
D O I
10.1109/TGRS.2003.813845
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
Imaging and detection of objects at optical wavelengths offers better resolution than at microwave or millimeter wavelengths. However, the imaging is severely affected by scattering from fog and clouds. This paper presents a study of optical imaging through clouds by using the point-source vector radiative transfer theory. The point-spread function including complete polarization characteristics is presented with numerical examples at 1 mum wavelength showing the effects of aperture size and optical depth on the shower curtain effects.
引用
收藏
页码:1834 / 1843
页数:10
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