Acta Optica Sinica, Volume. 45, Issue 4, 0430003(2025)

Piecewise Fractional Differential Asymmetric Least Squares Baseline Correction Algorithm for ATR-FTIR of Complex Mixed Solutions

Peng Shan1,2, Menghao Zhi1,2、*, Teng Liang1,2, Di He1,2, Zhigang Li1,2, and Zhonghai He1,2
Author Affiliations
  • 1Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao 066004, Hebei , China
  • 2College of Information Science and Engineering, Northeastern University, Shenyang 110819, Liaoning , China
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    References(24)

    [1] Wang Y, Tong J J, Li X X et al. Attenuated total reflection Fourier transform infrared spectral identification of bioaerosol based on 1D-CNN[J]. Acta Optica Sinica, 44, 2430003(2024).

    [3] Xu Q L, Guo L Y, Du K et al. A hybrid shrinkage strategy based on variable stable weighted for solution concentration measurement in crystallization via ATR-FTIR spectroscopy[J]. Spectroscopy and Spectral Analysis, 43, 1413-1418(2023).

    [16] He N, Shan P, He Z H et al. Study on the fractional baseline correction method of ATR-FTIR spectral signal in the fermentation process of sodium glutamate[J]. Spectroscopy and Spectral Analysis, 42, 1848-1854(2022).

    [20] Zhao M, Guo Y X, He Y Q et al. Baseline correction of UV Raman spectrum based on improved piecewise linear fitting[J]. Spectroscopy and Spectral Analysis, 40, 1862-1868(2020).

    [21] Loverro A[M]. Fractional calculus: history, definitions and applications for the engineer(2004).

    [24] Jiang Y H, Yan B, Zhuang Q Y et al. Quantitative inversion model of soil heavy metals Zn and Ni based on fractional order derivative[J]. Spectroscopy and Spectral Analysis, 44, 2850-2857(2024).

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    Peng Shan, Menghao Zhi, Teng Liang, Di He, Zhigang Li, Zhonghai He. Piecewise Fractional Differential Asymmetric Least Squares Baseline Correction Algorithm for ATR-FTIR of Complex Mixed Solutions[J]. Acta Optica Sinica, 2025, 45(4): 0430003

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    Paper Information

    Category: Spectroscopy

    Received: Nov. 5, 2024

    Accepted: Dec. 19, 2024

    Published Online: Feb. 19, 2025

    The Author Email: Zhi Menghao (375290547@qq.com)

    DOI:10.3788/AOS241700

    CSTR:32393.14.AOS241700

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