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图像匹配制导定位精度分析
Analysis of the Location Errors for Image Matching Guidance
【摘要】 本文推导出了相关匹配滤波器的定位误差表达式,证明了使定位误差达到最小的滤波器形式即为古典匹配滤波器,并与相位滤波器的定位误差进行了比较,结果表明,古典匹配滤波器在定位精度上具有最佳性能。
【Abstract】 This paper deduces the expressions of location errors for correlation matching fil-ters and proves that the classical matched filter can minimize the location errors. Compared with the location error achieved by phase-only filters,the classical matched filter has the best perfor-mance for minimal location errors.
【关键词】 匹配滤波器;
信噪比;
相关制导;
~-定位误差;
【Key words】 Correlation match; Location error; Classical matched filter; Phase-only filter; Signal-to-noise ratio.;
【Key words】 Correlation match; Location error; Classical matched filter; Phase-only filter; Signal-to-noise ratio.;
- 【文献出处】 系统工程与电子技术 ,Systems Engineering and Electronics , 编辑部邮箱 ,1997年05期
- 【分类号】TJ765
- 【下载频次】138