• Acta Optica Sinica
  • Vol. 41, Issue 17, 1730002 (2021)
Zhuo Wei1, Wenwen Li1, Min Lin1、*, Wensong Jiang1, and Xinqi Zhou2
Author Affiliations
  • 1College of Metrology and Measurement Engineering, China Jiliang University, Hangzhou, Zhejiang 310018, China
  • 2Hangzhou Puyu Technology Inc., Hangzhou, Zhejiang 310023, China
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    DOI: 10.3788/AOS202141.1730002 Cite this Article Set citation alerts
    Zhuo Wei, Wenwen Li, Min Lin, Wensong Jiang, Xinqi Zhou. Near-Infrared Spectroscopy Detection of Cotton/Polyester Content Based on Dropout Deep Belief Network[J]. Acta Optica Sinica, 2021, 41(17): 1730002 Copy Citation Text show less
    GRBM structure diagram
    Fig. 1. GRBM structure diagram
    DBN model structure diagram
    Fig. 2. DBN model structure diagram
    NIR spectra of cotton-polyester blended fabric samples
    Fig. 3. NIR spectra of cotton-polyester blended fabric samples
    Spectrum preprocessed with wavelet transform
    Fig. 4. Spectrum preprocessed with wavelet transform
    Model training results with different Dropout ratios. (a) RC; (b) RMSECV
    Fig. 5. Model training results with different Dropout ratios. (a) RC; (b) RMSECV
    ComponentMass fraction /%
    MaximumMinimumMean
    Cotton99.405.1352.16
    Polyester94.870.6047.84
    Table 1. Statistical results of each component content in cotton-polyester blended fabric
    DBNstructureMeanerrorReconstruction error
    GRBM1GRBM2GRBM3
    102-90-500.16640.21520.1176
    102-80-500.16760.20010.1351
    102-70-400.21610.25690.1752
    102-60-300.18600.21840.1535
    102-50-300.10360.10550.1016
    102-80-40-200.13280.15210.13690.1095
    102-70-30-100.18030.22910.17040.1414
    102-60-20-100.13190.15040.14290.1023
    102-50-20-100.07940.09730.07890.0619
    Table 2. Model performance comparison of different DBN structures
    ModelCottonPolyester
    RPRMSEPRPRMSEP
    PLS0.91280.27230.89570.2978
    BP-ANN0.96180.14730.97090.1462
    DBN0.98640.10550.98390.1133
    Dropout-DBN0.99270.07920.99030.0869
    Table 3. Comparison of prediction results of different models
    Zhuo Wei, Wenwen Li, Min Lin, Wensong Jiang, Xinqi Zhou. Near-Infrared Spectroscopy Detection of Cotton/Polyester Content Based on Dropout Deep Belief Network[J]. Acta Optica Sinica, 2021, 41(17): 1730002
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