NAOC Open IR
一种海量光谱中类星体候选体红移测量与识别的算法
宋轶晗; 罗阿理; 赵永恒
2011
Source Publication光谱学与光谱分析
ISSN1000-0593
Volume031Issue:009Pages:2578
Abstract提出一套对海量光谱中类星体的红移测的方法。类星体具有本身的宽发射线的特征,而以往光谱处理方法中,对于宽的发射线的识别存在不足之处。由于类星体的红移一般比较大,谱线移动的范围比较大,不易进行判定。所以本文针对类星体最重要的特征,利用低频点集方法,提取光谱中宽的发射线并与已知线表进行匹配,来获得类星体的红移并能够对类星体进行初步的识别。为提高谱线识别可靠性,文章还提出一种估计局部噪声的方法。该文的方法不依赖与光谱的流量定标,可以应用于无流量定标时的光谱,例如正在调试阶段的LAMOST光谱数据。
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/42470
Collection中国科学院国家天文台
Affiliation中国科学院国家天文台
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
宋轶晗,罗阿理,赵永恒. 一种海量光谱中类星体候选体红移测量与识别的算法[J]. 光谱学与光谱分析,2011,031(009):2578.
APA 宋轶晗,罗阿理,&赵永恒.(2011).一种海量光谱中类星体候选体红移测量与识别的算法.光谱学与光谱分析,031(009),2578.
MLA 宋轶晗,et al."一种海量光谱中类星体候选体红移测量与识别的算法".光谱学与光谱分析 031.009(2011):2578.
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