第30卷 第3期
钢铁清洗剂2009年9月制 导 与 引 信GU I DANC E &F UZE Vol.30No.3Sep.2009文章编号:167120576(2009)0320041205
范 昕, 马秋华, 赵裔昌, 卢 振
(机电工程与控制国家重点实验室,陕西西安710065)
摘 要:针对以往背景毫米波辐射探测的目标识别算法研究,通过试验测量获取数据的不足,提出了基于实测数据拟合优度的背景毫米波辐射亮温建模方法。通过对实测数据进行拟合优度分析,求出分布函数,利用数据拟合得到表示不同背景的辐射亮温模型,拟合曲线与实测数据对比表明,二者基本吻合。通过典型背景的毫米波辐射亮温模型,可以为目标识别算法研究提供所需的背景亮温数据。 关键词:目标识别;毫米波;亮度温度
中图分类号:TN911.72 文献标识码:A
验证码自动输入The G oodness of Fit Modeling on Millimeter Wa ve R adiation
骨刺消痛膏B r ightness Tempera tur e Signal of B ackgr ound
FA N X i n , MA Q i u 2hu a , Z H A O Yi 2ch an g , L U Z hen
石墨柱(National K ey Laborat ory of El ect romechanical Engineering a nd Cont rol ,
X i ’an Shaanxi 710065,China )
Abst ract :In view of t he shortco mi ng of t he dat a from t est s on t he background millimet er wave ra diat io n det ection ,a si mulat ion met hod which based on t he data from te st s to sim ulat e t he bri ght ness tempera t ure of t he background mil li meter 2wa ve radiat io n is propo se d i n t his paper.The goodness of fit for t he t esti ng dat a i s analyze d ,and t he di st ri buti ng function is comput ed ,furt her more ,t he model of radiation bright ness t emperat ure on different back 2ground is obtained by t he data of fit.The analysi s of t he model of bright ness t emperat ure of diff erent background from si mulation shows t hat t he si mula ted data relati vely closed to t he t est ing data.The model ’s sim ul ated dat a can p rovide t he bri ght ness t emperat ure of back 2ground for t he t arget recogni tion al gorit hm s.
K ey w or ds :ta rget recognition ;milli meter wave ;bri ght nes s t emperat ure
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收稿日期56
电网谐波治理装置作者简介范 昕(),女,硕士,主要从事引信信号处理技术的研究。:2009-0-0:1980-