基于滑动窗口的高分辨率SAR图像点目标积分响应能量计算方法研究
李璐,张风丽,邵芸,魏秋方,黄绮琪,焦雅楠

Method for Point Target Integral Response Energy Calculation in High Resolution SAR Image based on Sliding Window
Lu LI,Fengli ZHANG,Yun SHAO,Qiufang WEI,Qiqi HUANG,Yanan JIAO
表3 基于最大值中心法和滑动窗口法的角反射器积分响应能量及定标常数
Table 3 Integral response energy and calibration constants for CR based on the maximum center method and the sliding window method

CR

编号

CR边长/mmRCS理论值/dB最大值中心法滑动窗口法
响应能量/dB定标常数/dB响应能量/dB定标常数/dB
CR0170025.136200.875175.739200.894175.757
CR0270025.136202.059176.922202.068176.932
CR0370025.136200.972175.836200.991175.855
CR0470025.136201.552176.416201.561176.424
响应能量平均值201.365201.379
定标常数平均值176.228176.242
定标常数标准差0.5510.546