Evaluation of interpolation kernels for SAR interferometry

被引:73
作者
Hanssen, R [1 ]
Bamler, R
机构
[1] Delft Univ Technol, Delft Inst Earth Oriented Space Res, NL-2600 JA Delft, Netherlands
[2] German Aerosp Res Estab, German Remote Sensing Data Ctr, D-82234 Oberpfaffenhofen, Wessling, Germany
来源
IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING | 1999年 / 37卷 / 01期
关键词
coherence; interpolation; phase errors; synthetic aperture radar (SAR) interferometry;
D O I
10.1109/36.739168
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
Interpolation is required in interferometric synthetic aperture radar (SAR) processing for coregistration of complex signals. Straightforward system theoretical considerations provide objective figures of merit for interpolators, such as interferometric decorrelation and phase noise. Theoretical and simulation results are given for nearest neighbor, piecewise linear, four- and six-point cubic convolution, and truncated sine kernels.
引用
收藏
页码:318 / 321
页数:4
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