Chinese Optics, Volume. 18, Issue 4, 794(2025)

A spectrum signal pre-processing algorithm based on multi-scale wavelet transform

Fang QIAN1、*, Yong-bo XU2, and Wei ZHAO3
Author Affiliations
  • 1China Academy of Electronics and Information Technology, Beijing 100041, China
  • 2Suzhou Everbright Photonics Co., Ltd., Suzhou 215100, China
  • 3Xichang Satellite Launch Center, Xichang 615000, China
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    References(18)

    [2] ZHOU C R, WANG ZH T, YANG S W. Application progress of chemometrics and deep learning methods in Raman spectroscopy signal processing[J]. Chinese Journal of Analytical Chemistry, 51, 1232-1242(2023).

    [3] ZHANG X R, LIANG W X, YANG Y M. Determination of trace mercury in water by headspace solid phase extraction combining paper-based surface enhanced Raman spectroscopy[J]. Chinese Journal of Analytical Chemistry, 51, 1536-1544(2023).

    [4] LIU CH Y, YU J Y, LI F C. Research progress of Raman spectroscopy technique in energy storage mechanism of rechargeable aluminum-ion batteries[J]. Chinese Journal of Applied Chemistry, 40, 1347-1358(2023).

    [5] LI Y K, DONG R N, ZHANG J. Variable selection methods in spectral data analysis[J]. Spectroscopy and Spectral Analysis, 41, 3331-3338(2021).

    [8] YANG W Y, XIONG Y R, XU ZH ZH et al. Piecewise preprocessing of near-infrared spectra for improving prediction ability of a PLS model[J]. Infrared Physics & Technology, 126, 104359(2022).

    [14] LIU H C, SHAH S, Jiang W. On-line outlier detection and data cleaning[J]. Computers & Chemical Engineering, 28, 1635-1647(2004).

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    Fang QIAN, Yong-bo XU, Wei ZHAO. A spectrum signal pre-processing algorithm based on multi-scale wavelet transform[J]. Chinese Optics, 2025, 18(4): 794

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    Paper Information

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    Received: Dec. 26, 2024

    Accepted: Mar. 28, 2025

    Published Online: Aug. 13, 2025

    The Author Email:

    DOI:10.37188/CO.2024-0230

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