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機(jī)載雷達(dá)自適應(yīng)對(duì)角加載參數(shù)估計(jì)方法

姜磊 王彤

姜磊, 王彤. 機(jī)載雷達(dá)自適應(yīng)對(duì)角加載參數(shù)估計(jì)方法[J]. 電子與信息學(xué)報(bào), 2016, 38(7): 1752-1757. doi: 10.11999/JEIT151003
引用本文: 姜磊, 王彤. 機(jī)載雷達(dá)自適應(yīng)對(duì)角加載參數(shù)估計(jì)方法[J]. 電子與信息學(xué)報(bào), 2016, 38(7): 1752-1757. doi: 10.11999/JEIT151003
JIANG Lei, WANG Tong. An Adaptive Estimation Method of Diagonal Loading Parameter for Airborne Radar[J]. Journal of Electronics & Information Technology, 2016, 38(7): 1752-1757. doi: 10.11999/JEIT151003
Citation: JIANG Lei, WANG Tong. An Adaptive Estimation Method of Diagonal Loading Parameter for Airborne Radar[J]. Journal of Electronics & Information Technology, 2016, 38(7): 1752-1757. doi: 10.11999/JEIT151003

機(jī)載雷達(dá)自適應(yīng)對(duì)角加載參數(shù)估計(jì)方法

doi: 10.11999/JEIT151003
基金項(xiàng)目: 

國家自然科學(xué)基金(61372133)

An Adaptive Estimation Method of Diagonal Loading Parameter for Airborne Radar

Funds: 

The National Natural Science Foundation of China (61372133)

  • 摘要: 對(duì)角加載可以提高空時(shí)自適應(yīng)處理在低樣本情況下的性能。然而,在實(shí)際中加載參數(shù)的確定是一個(gè)較為困難的問題。為了解決這個(gè)問題,該文提出一種基于回波數(shù)據(jù)的自適應(yīng)對(duì)角加載參數(shù)估計(jì)方法。該方法首先將對(duì)角加載問題轉(zhuǎn)化為Tikhonov規(guī)劃問題,然后利用廣義交叉驗(yàn)證準(zhǔn)則構(gòu)造優(yōu)化問題,最后采用割線法求解優(yōu)化問題、計(jì)算加載參數(shù)。仿真與實(shí)測數(shù)據(jù)結(jié)果表明該方法可以有效提高機(jī)載雷達(dá)在低樣本條件下的目標(biāo)檢測性能。
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出版歷程
  • 收稿日期:  2015-09-08
  • 修回日期:  2016-05-03
  • 刊出日期:  2016-07-19

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