Study on Adaptive Baseline Correction of Spatial Heterodyne Spectroscopy
Wang Xin-qiang1,3; Zhang Li-juan1,3; Xiong Wei2; Zhang Wen-tao1,3; Wang Jie-jun1,3; Ye Song1,3
刊名SPECTROSCOPY AND SPECTRAL ANALYSIS
2017-09-01
卷号37期号:9页码:2933-2936
关键词Remote Sensing Spatial Heterodyne Spectrometer Adaptive Baseline Correction
DOI10.3964/j.issn.1000-0593(2017)09-2933-04
文献子类Article
英文摘要Spatial heterodyne spectroscopy has been used in atmospheric trace gases remote sensing field because of its high signal to noise ratio and spectral resolution, and the adaptive correction is a key link in spectrum pretreatment. Based on the spectral characteristics, two methods: the threshold fitting and improved empirical mode, were used separately to correct baseline in measured near infrared moisture spatial heterodyne spectrum. Results show: both the two methods can realize spectral baseline deduction automatically; in addition, the spectral distortion and similarity are 0. 761 and 0. 955, respectively, when using threshold fitting, and the spectral distortion and similarity are 0. 717 and 0. 954 (somewhat better), respectively, when using improved empirical mode. As far as the time-consuming is concerned, improved empirical mode using fewer iterations to attain the final baseline spectrum, which is no more than one-tenth of the threshold fitting.
WOS关键词BACKGROUND REMOVAL ; SPECTROMETER
WOS研究方向Spectroscopy
语种英语
WOS记录号WOS:000411777800048
内容类型期刊论文
源URL[http://ir.hfcas.ac.cn:8080/handle/334002/33700]  
专题合肥物质科学研究院_中科院安徽光学精密机械研究所
作者单位1.Guilin Univ Elect Technol, Sch Elect Engn & Automat, Guilin 541004, Peoples R China
2.Chinese Acad Sci, Anhui Inst Opt & Fine Mech, Key Lab Opt Calibrat & Characterizat, Hefei 230031, Anhui, Peoples R China
3.Guangxi Coll & Univ, Key Lab Optoelect Informat Proc, Guilin 541004, Peoples R China
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Wang Xin-qiang,Zhang Li-juan,Xiong Wei,et al. Study on Adaptive Baseline Correction of Spatial Heterodyne Spectroscopy[J]. SPECTROSCOPY AND SPECTRAL ANALYSIS,2017,37(9):2933-2936.
APA Wang Xin-qiang,Zhang Li-juan,Xiong Wei,Zhang Wen-tao,Wang Jie-jun,&Ye Song.(2017).Study on Adaptive Baseline Correction of Spatial Heterodyne Spectroscopy.SPECTROSCOPY AND SPECTRAL ANALYSIS,37(9),2933-2936.
MLA Wang Xin-qiang,et al."Study on Adaptive Baseline Correction of Spatial Heterodyne Spectroscopy".SPECTROSCOPY AND SPECTRAL ANALYSIS 37.9(2017):2933-2936.
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