• Spectroscopy and Spectral Analysis
  • Vol. 42, Issue 10, 3143 (2022)
Ke-yan YUAN1、*, Rong WANG2、2;, Xiang-xiang WANG2、2;, Li-ping XUE2、2;, and Li YU2、2; *;
Author Affiliations
  • 11. Huhhot City Inspection and Testing Center, Huhhot 010018, China
  • 22. School of Environment and Energy Engineering, Anhui Jianzhu University, Hefei 230601, China
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    DOI: 10.3964/j.issn.1000-0593(2022)10-3143-05 Cite this Article
    Ke-yan YUAN, Rong WANG, Xiang-xiang WANG, Li-ping XUE, Li YU. Identification and Restoration of Pseudo-Hydrolyzed Animal Protein of Lacteus Camelus Based on iPLS Model of Near-Infrared Measurement Spectrum of 6 mm Detection Plate[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3143 Copy Citation Text show less
    Calculate RMSECV value of principal component
    Fig. 1. Calculate RMSECV value of principal component
    Global 1 principal component PLS regression curve
    Fig. 2. Global 1 principal component PLS regression curve
    Interval division
    Fig. 3. Interval division
    Interval selection when interval is divided into 30
    Fig. 4. Interval selection when interval is divided into 30
    Regression of the 12th interval model
    Fig. 5. Regression of the 12th interval model
    实验号水解动物蛋白/
    [g·(100 mL)-1]
    实验号水解动物蛋白/
    [g·(100 mL)-1]
    实验号水解动物蛋白/
    [g·(100 mL)-1]
    实验号水解动物蛋白/
    [g·(100 mL)-1]
    10.01120.50231.05341.60
    20.03130.55241.10351.65
    30.05140.60251.15361.70
    40.10150.65261.20371.75
    50.15160.70271.25381.80
    60.20170.75281.30391.85
    70.25180.80291.35401.90
    80.30190.85301.40411.95
    90.35200.90311.45422.00
    100.40210.95321.50430.00
    110.45221.00331.55
    Table 1. The configuration of experimental samples
    样品集样品数最低值/[g·(100 mL)-1]最高值/[g·(100 mL)-1]平均值/[g·(100 mL)-1]
    训练集330.002.000.95
    测试集100.101.900.97
    Table 2. Training set test set condition
    光谱预处理方法主成分数rRMSECV
    一阶倒数10.119 90.670 3
    SG平滑10.849 10.326 0
    SNV10.407 70.429 0
    一阶导数+SG10.234 40.708 6
    一阶导数+SNV10.163 40.466 7
    SG+SNV10.399 90.429 8
    原始光谱10.854 40.322 0
    Table 3. Preprocessing method global modeling parameters
    区间数量小于全局RMSECV区间个数主成分数子区间号对应波数相关系数区间RMSECV值
    1511467 988.16~7 590.870.913 10.250 5
    201787 887.87~7 590.870.941 30.208 1
    2516107 882.30~7 587.010.929 00.227 1
    3016127 787.56~7 590.870.945 10.200 1
    3516147 737.44~7 567.730.939 30.211 7
    4015167 737.44~7 590.870.928 50.228 8
    Table 4. Table of interval partitioning parameters
    Ke-yan YUAN, Rong WANG, Xiang-xiang WANG, Li-ping XUE, Li YU. Identification and Restoration of Pseudo-Hydrolyzed Animal Protein of Lacteus Camelus Based on iPLS Model of Near-Infrared Measurement Spectrum of 6 mm Detection Plate[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3143
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