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ISAR成像快速最小熵相位补偿方法

邱晓晖 HengWangChengAlice YeoSiewYam

邱晓晖, HengWangChengAlice, YeoSiewYam. ISAR成像快速最小熵相位补偿方法[J]. 电子与信息学报, 2004, 26(10): 1656-1660.
引用本文: 邱晓晖, HengWangChengAlice, YeoSiewYam. ISAR成像快速最小熵相位补偿方法[J]. 电子与信息学报, 2004, 26(10): 1656-1660.
Qiu Xiao-hui, Heng Wang Cheng Alice, Yeo Siew Yam. Fast Minimum Entropy Phase Compensation for ISAR Imaging[J]. Journal of Electronics & Information Technology, 2004, 26(10): 1656-1660.
Citation: Qiu Xiao-hui, Heng Wang Cheng Alice, Yeo Siew Yam. Fast Minimum Entropy Phase Compensation for ISAR Imaging[J]. Journal of Electronics & Information Technology, 2004, 26(10): 1656-1660.

ISAR成像快速最小熵相位补偿方法

Fast Minimum Entropy Phase Compensation for ISAR Imaging

  • 摘要: 针对逆合成孔径雷达(ISAR)成像,该文提出一种快速运动补偿算法,该算法基于二维图像熵,并通过相位补偿的快速迭代,使图像熵逐渐达到最小,从而实现雷达像的自聚焦。实测数据处理结果表明,同现有方法相比,该方法不仅保证熵意义上的最佳聚焦效果,而且还具有较高收敛速度。
  • Prickett M J, Chen C C.Principle of inverse synthetic aperture radar (ISAR) Imaging.ESCON Record,1980: 340-345.[2]Chen C C,Andrews H C.Target-motion-induced radar imaging[J].IEEE Trans.on Aerospace and Electronic Systems.1980,16(1):2-14[3]Flores B C,Ugrate A,Kreinovich B.Choice of an entropy-like function for range-Doppler processing,SPIE(Automatic Object Recognition Ⅲ),1993,Vol.1960:47-56.[4]Bocker R P,Henderson T B,Jones S A,Frieden B R.A new inverse synthetic aperture radar algorithm for translational motion compensation.SPIE (Stochastic and Neural methods in Signal processing,Image Processing,and Computer Vision),1991,Vol.1569:298-310.[5]Li X,Liu G S,Ni J L.Autofocusing of ISAR images based on entropy minimization[J].IEEE Trans.on Aerospace and Electronic Systems.1999,35(4):1240-1251[6]Zhu Z D,Qiu X H,She Z S.ISAR motion compensation using modified Doppler centroid tracking method.IEEE National Aerospace Electronics Conference (NAECON),Dayton,Ohio,USA,1996:359-363.[7]Qiu X H.A fast implementation of two dimensional minimum entropy phase compensation method.DSO (Defense Science Organization) National Laboratory Tech.Report.2000,Republic of Singapore.[8]Wahl D E,Eichel P H,Ghiglia D C,Jakowatz C V.Phase gradient autofocus-A robust tool for high-resolution SAR phase correction[J].IEEE Trans.on Aerospace and Electronic Systems.1994,30(3):827-835
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出版历程
  • 收稿日期:  2003-04-14
  • 修回日期:  2003-11-25
  • 刊出日期:  2004-10-19

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