... spectral sensitivity characteristic 光谱灵敏度特性曲线 spectral filtering 光谱滤波 spectral density 光谱密度 ...
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光谱匹配滤波 Spectral match filter
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研究结果表明：光谱滤波技术能有效提高信噪比。
The results show, spectral filtering technology is an effective way to improve signal-to-noise ratio.
本文描述了一个在白天无云天空背景下同时应用光谱滤波法和偏振技术对星体进行探测的新方法。
A new technique is described in this paper for the star detection on daytime cloudless sky background which allows the hybrid methods of spectral filtering and polarization.
结果表明该滤波器的透射光谱是余弦函数调制后的光纤光栅反射光谱。
It was found that the transmission spectrum of the filter is the cosine function modulated reflection spectrum of the fiber grating.
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