• Optical Instruments
  • Vol. 42, Issue 2, 26 (2020)
Cheng WANG1, Jiyi SHI1, Gang ZHENG1, Huazhong XIANG1..., Minghui CHEN1 and Dawei ZHANG2,3,*|Show fewer author(s)
Author Affiliations
  • 1Institute of Biomedical Optics & Optometry, University of Shanghai for Science and Technology, Shanghai 200093, China
  • 2Shanghai Key Laboratory of Modern Optical System, University of Shanghai for Science and Technology, Shanghai 200093, China
  • 3Engineering Research Center of Optical Instruments and Systems,Ministry of Education, University of Shanghai for Science and Technology, Shanghai 200093, China
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    DOI: 10.3969/j.issn.1005-5630.2020.02.005 Cite this Article
    Cheng WANG, Jiyi SHI, Gang ZHENG, Huazhong XIANG, Minghui CHEN, Dawei ZHANG. Classification of micro-backscattering spectra of liver cancer cell based on PCA and SVM algorithm[J]. Optical Instruments, 2020, 42(2): 26 Copy Citation Text show less
    The experimental device of fiber confocal back scattering micro-spectrometer
    Fig. 1. The experimental device of fiber confocal back scattering micro-spectrometer
    Cell pictures under 20× microscope
    Fig. 2. Cell pictures under 20× microscope
    Typical spectra of three kinds of cells
    Fig. 3. Typical spectra of three kinds of cells
    Two principal component score of three kinds of cells
    Fig. 4. Two principal component score of three kinds of cells
    Prediction results of testing set
    Fig. 5. Prediction results of testing set
    主成分贡献率/%累积贡献率/%
    PC179.699 179.699 1
    PC215.775 895.444 9
    PC3  3.242 598.687 4
    PC4  0.198 298.885 6
    PC5  0.128 299.013 8
    PC6  0.109 799.123 5
    PC7  0.092 699.216 1
    PC8  0.085 599.301 6
    Table 1.

    Contribution rate and the cumulative contribution rate of 8 principal components

    前8个主成分贡献率及其累积贡献率

    样本序号实际物体预测结果样本序号实际物体预测结果
    1MHCC97-LMHCC97-L11HCCLM3HCCLM3
    2L02L0212HCCLM3HCCLM3
    3HCCLM3HCCLM313HCCLM3HCCLM3
    4MHCC97-LMHCC97-L14HCCLM3HCCLM3
    5HCCLM3HCCLM315MHCC97-LMHCC97-L
    6HCCLM3HCCLM316L02L02
    7HCCLM3HCCLM317HCCLM3HCCLM3
    8L02HCCLM318HCCLM3HCCLM3
    9MHCC97-LMHCC97-L19L02L02
    10MHCC97-LMHCC97-L
    Table 2.

    SVM prediction results of samples

    SVM预测结果

    Cheng WANG, Jiyi SHI, Gang ZHENG, Huazhong XIANG, Minghui CHEN, Dawei ZHANG. Classification of micro-backscattering spectra of liver cancer cell based on PCA and SVM algorithm[J]. Optical Instruments, 2020, 42(2): 26
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