太赫兹科学与电子信息学报
太赫玆科學與電子信息學報
태혁자과학여전자신식학보
Information and Electronic Engineering
2014年
3期
428-432
,共5页
董俊%蒲秀英%韩慧%洪丽娜
董俊%蒲秀英%韓慧%洪麗娜
동준%포수영%한혜%홍려나
电磁环境%复杂度%分形
電磁環境%複雜度%分形
전자배경%복잡도%분형
electromagnetic environment%complexity%fractal dimension
为了解决传统电磁环境度量方法中指标提取主观因素多,计算难度大等问题,提出将分形理论应用于电磁环境度量指标计算的方法。首先证明了电磁环境的分形特征,然后提出基于数学形态学的电磁环境分形维数计算方法,并阐述了将电磁环境分形维数作为度量其复杂度指标的意义。对计算结果进行分析,表明该方法能从时间和空间上为区分电磁环境的复杂程度提供多维的信息。
為瞭解決傳統電磁環境度量方法中指標提取主觀因素多,計算難度大等問題,提齣將分形理論應用于電磁環境度量指標計算的方法。首先證明瞭電磁環境的分形特徵,然後提齣基于數學形態學的電磁環境分形維數計算方法,併闡述瞭將電磁環境分形維數作為度量其複雜度指標的意義。對計算結果進行分析,錶明該方法能從時間和空間上為區分電磁環境的複雜程度提供多維的信息。
위료해결전통전자배경도량방법중지표제취주관인소다,계산난도대등문제,제출장분형이론응용우전자배경도량지표계산적방법。수선증명료전자배경적분형특정,연후제출기우수학형태학적전자배경분형유수계산방법,병천술료장전자배경분형유수작위도량기복잡도지표적의의。대계산결과진행분석,표명해방법능종시간화공간상위구분전자배경적복잡정도제공다유적신식。
A novel scale indicator calculation method is introduced based on fractal theory in order to solve the problems of too much subjectivity and great calculation difficulty in indicator extraction by using conventional electromagnetic environment measurement method. After demonstrating the fractal characteristics of the electromagnetic environment, the fractal dimension calculation method based on mathematical morphology is investigated, and then applied to calculating the electromagnetic environment complexity index. The calculation results indicate that this method can provide multidimensional information to distinguish the electromagnetic environment complexity in both space and time.