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测绘学报  2014 

遥感相机在轨点扩散函数高精度测量方法

, PP. 284-289

Keywords: 光学遥感,点扩散函数,阶跃响应法,图像复原

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Abstract:

提出了一种新的遥感相机在轨点扩散函数测量方法,在阶跃响应法基础上,深入分析了倾斜角度、尺寸、插值、对比度、像素饱和、噪声等因素的影响,通过选取满足条件的阶跃区域并进行采样相位弱化处理,增加了测量结果的准确度。通过对实际全色谱段遥感图像的实验,验证了方法的有效性与可靠性,并利用所测点扩散函数对退化图像进行了复原,复原图像质量明显提高。

References

[1]  XU huanyu, SUN Quansen, XIA Deshen.Restoration of Irregular Sampled Remote Sensing Image Based on NLTV[J].Acta Geodaetica et Cartographica Sinica,2012,41(2):232-238
[2]  SONG Yigang, XIAO Liang, WEI Zhihui, et al.Variable Splitting Iterative Fast Algorithm for Remote Sensing Image Recovery[J].Acta Armamentarii,2012,33(3):283-289
[3]  HUANG Chengquan, KALLURI S N V, TOWNSHEND J R G, et al..Assessing and Deconvolving the Impacts of the Point Spread Function on Satellite Remote Sensing[J].IEEE Geoscience and Remote Sensing Symposium Proceedings,1998,:-
[4]  GUO Qiang, YANG Changjun, WEI Caiying.A New Approach to the On-Orbit Evaluation of Point Spread Function of Thermal Infrared Images With Applications to FY-2 Satellite Products[J].IEEE Transactions on Geoscience and Remote Sensing,2010,48(3):1598-1612
[5]  CHOI T.IKONOS Satellite on Orbit Modulation Transfer Function (MTF) Measurement using Edge and Pulse Method[J].Brookings: South Dakota State University,2002,:-
[6]  NUGENT P W, SHAW J A, KOHOE M R, et al.Measuring the modulation transfer function of an imaging spectrometer with rooflines of opportunity[J].Optical Engineering,2010,49(10):103201-
[7]  ZHAO Huijie, QIN Baolong, JIA guorui.On-orbit detection for modulation transfer function of hyperspectral remote sensing system[J].Optics and Precision Engineering,2011,19(6):1235-1243
[8]  XU Baoshu, SHI Zelin, FENG Bin.Modulation Transfer Function Measurement Method of Electro-Optical Imaging System[J].Acta Optica Sinica,2011,31(11):1111004-
[9]  WANG Ke, XIAO Pengfeng, FENG Xuezhi, et al.The Modified Algorithm of Image Edge Features Detection Based on 2-D Discrete Hilbert Transfrom[J].Acta Geodaetica et Cartographica Sinica,2012,41(3):421-427
[10]  PARK S K, SCHOWENGERDT R, KACZYNSKI M A. .Modulation-transfer-function analysis for sampled image systems[J].Applied Optics,1984,:-
[11]  HOLSR G C.Imaging system fundamentals[J].Optical Engineering,2011,50(5):052601-
[12]  HE Xiaojun, JIN Guang, YANG Xiubin, et al.Imaging model and Image Recovering Algorithms of Spaceborne Camera In the End of Orbit Life[J].Acta Geodaetica et Cartographica Sinica,2010,39(6):579-584

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