Study on Near-Infrared Spectrum Acquisition Method of Non-Uniform Solid Particles

Hao-guang LI; Yun-hua YU; Yan PANG; Xue-feng SHEN

doi:10.3964/j.issn.1000-0593(2021)09-2748-06

Journals >Spectroscopy and Spectral Analysis >Volume 41 >Issue 9 >Page 2748 > Article

Spectroscopy and Spectral Analysis
Vol. 41, Issue 9, 2748 (2021)

Study on Near-Infrared Spectrum Acquisition Method of Non-Uniform Solid Particles

Hao-guang LI^*, Yun-hua YU^{1; 2;}, Yan PANG^1;, and Xue-feng SHEN^{1; 2;}

Author Affiliations

1. College of Mechanical and Contral Engineering, Shandong Institute of Petrochemical and Chemical Technology, Dongying 257061, China

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DOI: 10.3964/j.issn.1000-0593(2021)09-2748-06 Cite this Article

Hao-guang LI, Yun-hua YU, Yan PANG, Xue-feng SHEN. Study on Near-Infrared Spectrum Acquisition Method of Non-Uniform Solid Particles[J]. Spectroscopy and Spectral Analysis, 2021, 41(9): 2748 Copy Citation Text

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Structure diagram of self-made spectrum acquisition device(a): Diffuse reflection experimental device;(b): Diffuse transmission experimental device

Fig. 1. Structure diagram of self-made spectrum acquisition device
(a): Diffuse reflection experimental device;(b): Diffuse transmission experimental device

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Fig. 2. Top view of MircroNIR 1700 micro spectrometer

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方法	NBC	KNN	SVM	BPANN	BPR
漫反射	75.0	82.0	81.5	83.0	85.5
漫透射	80.0	85.6	90.6	91.1	95.0

Table 1. Identification accuracy of case S1 (%)

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方法	NBC	KNN	SVM	BPANN	BPR
漫反射	74.0	81.5	82.5	83.5	85.5
漫透射	80.5	85.5	91.2	91.0	95.0

Table 2. Identification accuracy of case S2 (%)

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方法	NBC	KNN	SVM	BPANN	BPR
漫反射	69.0	70.0	75.3	75.5	80.2
漫透射	81.0	85.0	90.8	90.5	95.0

Table 3. Identification accuracy of case S3(%)

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方法	NBC	KNN	SVM	BPANN	BPR
漫反射	65.0	70.3	73.5	75.6	80.6
漫透射	81.2	85.3	91.5	91.5	96.5

Table 4. Identification accuracy of case S4(%)

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组合类型	采集方式	T2	T3	T4	T5
S1	漫反射漫透射	84.5 96.5	83.0 96.0	83.5 95.5	82.0 94.0
S2	漫反射漫透射	84.5 96.7	83.5 95.5	83.0 95.0	82.5 94.5
S3	漫反射漫透射	80.3 95.5	79.5 95.5	79.5 94.0	78.0 93.0
S4	漫反射漫透射	82.5 95.5	81.5 95.3	80.5 95.3	79.0 95.0

Table 5. Identification accuracy of different test sets with BPR method (%)

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方法	T2	T3	T4	T5
BPR	95.5	94.5	92.3	91.5

Table 6. Identification accuracy of different test sets under diffuse transmission mode (%)

Hao-guang LI, Yun-hua YU, Yan PANG, Xue-feng SHEN. Study on Near-Infrared Spectrum Acquisition Method of Non-Uniform Solid Particles[J]. Spectroscopy and Spectral Analysis, 2021, 41(9): 2748

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