Mr. Weifeng Liu Profile

Weifeng Liu

at Northwest Institute of Nuclear Technology

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Publications (3)

Proceedings Article | 13 April 2015 Paper

A detection method of infrared dim small target under complex cloud background

Ruo-wang Chen, Chun-sheng Hu, Wei-feng Liu, Jian-kang Shi

Proceedings Volume 9522, 95220W (2015) https://doi.org/10.1117/12.2179509

KEYWORDS: Target detection, Digital filtering, Infrared radiation, Clouds, Image filtering, Infrared detectors, Infrared imaging, Linear filtering, Image segmentation, Fourier transforms

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Proceedings Article | 24 November 2014 Paper

Study on numerical evaluation method of sky background luminance

Wei-Feng Liu, Yong Wang, Xiao-Hui Hou

Proceedings Volume 9301, 93011O (2014) https://doi.org/10.1117/12.2072219

KEYWORDS: Atmospheric particles, Scattering, Atmospheric optics, Target detection, Aerosols, Solar radiation, Light scattering, Visible radiation, Sun, Infrared radiation

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Proceedings Article | 21 February 2014 Paper

Research on distribution characteristic of sky background luminance

Weifeng Liu, Xiwen Qiang, Yong Wang

Proceedings Volume 9142, 91421W (2014) https://doi.org/10.1117/12.2057523

KEYWORDS: Target detection, Electro optical systems, Sun, Atmospheric particles, Visibility, Calibration, Integrating spheres, Atmospheric optics, Strontium, Lithium

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