A hybrid feature selection combining wavelet transform for quantitative analysis of heat value of coal using laser-induced breakdown spectroscopy

2021 ◽  
Vol 127 (2) ◽  
Author(s):  
Peng Lu ◽  
Zhuang Zhuo ◽  
Wenhao Zhang ◽  
Jing Tang ◽  
Yan Wang ◽  
...  
Keyword(s):  
Feature Selection ◽  
Wavelet Transform ◽  
Quantitative Analysis ◽  
Selection Combining ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Heat Value

Interference correction for laser-induced breakdown spectroscopy using a deconvolution algorithm

2020 ◽  
Vol 35 (4) ◽  
pp. 762-766 ◽  
Author(s):  
Kun Liu ◽  
Ran Zhou ◽  
Wen Zhang ◽  
Zhiyang Tang ◽  
Jiujiang Yan ◽  
...  
Keyword(s):  
Wavelet Transform ◽  
Quantitative Analysis ◽  
Spectral Interference ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Interference Correction ◽  
Deconvolution Algorithm ◽  
Laser Induced Breakdown ◽  
Overlapping Peaks

Spectral interference of the background and overlapping peaks was corrected using wavelet transform and Richardson–Lucy deconvolution in LIBS quantitative analysis.

A hybrid random forest method fusing wavelet transform and variable importance for the quantitative analysis of K in potassic salt ore using laser-induced breakdown spectroscopy

2020 ◽  
Vol 35 (6) ◽  
pp. 1131-1138 ◽  
Author(s):  
Yu Ding ◽  
Wan Zhang ◽  
Xingqiang Zhao ◽  
Liwen Zhang ◽  
Fei Yan
Keyword(s):  
Wavelet Transform ◽  
Quantitative Analysis ◽  
Random Forest ◽  
Variable Importance ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Random Forest Method ◽  
Laser Induced Breakdown

The aims of this study were to explore the feasibility of using LIBS technology combined with a hybrid RF algorithm for quantitative analysis of K in potash ore.

Quantitative analysis of heat value of coal by laser-induced breakdown spectroscopy

2017 ◽  
Vol 46 (7) ◽  
pp. 734001
Author(s):  
李雄威 Li Xiongwei ◽  
王 哲 Wang Zhe ◽  
刘汉强 Liu Hanqiang ◽  
郭 桦 Guo Hua
Keyword(s):  
Quantitative Analysis ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Heat Value

A NOVEL STRATEGY FOR DIRECT ELEMENTAL DETERMINATION USING LASER-INDUCED BREAKDOWN SPECTROSCOPY: FLUENCE CALIBRATION

2021 ◽  
Author(s):  
Raquel C Machado ◽  
Diego Victor Babos ◽  
Daniel Fernandes Andrade ◽  
Edenir Rodrigues Pereira-Filho
Keyword(s):  
Quantitative Analysis ◽  
Matrix Effects ◽  
Calibration Method ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Elemental Determination ◽  
Laser Induced Breakdown ◽  
Direct Solid Analysis ◽  
Novel Strategy ◽  
Direct Solid

Quantitative analysis requires several efforts to obtain an adequate calibration method to overcome matrix effects employing direct solid analysis by laser-induced breakdown spectroscopy (LIBS). To this end, in this study,...

Repeatability enhancing method for one-shot LIBS analysis via spectral intensity correction based on probability distribution

2021 ◽  
Author(s):  
Fu Chang ◽  
Jianhong Yang ◽  
Huili Lu ◽  
Haixia Li
Keyword(s):  
Quantitative Analysis ◽  
Probability Distribution ◽  
Spectral Intensity ◽  
Laser Induced Breakdown Spectroscopy ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Multiple Measurements

It is significant to improve the repeatability of quantitative analysis of laser-induced breakdown spectroscopy (LIBS) in one-shot measurement where the skill of averaging is not valid because multiple measurements are...

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