Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
May 16, 2022
Salmon and Cod are economically significant world-class fish that have high economic value. It is difficult to accurately sort and process them by appearance during harvest and transportation. Conventional chemical detection means are time-consuming ...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
May 4, 2022
Daodi medicinal material plays an important role in traditional Chinese medicine (TCM). This study researches and validates the NNRW (neural network with random weights) model on spectroscopic profiling data for geographical origin identification. NN...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
May 4, 2022
Pre-processing is a crucial step in analyzing spectra from Fourier transform infrared (FTIR) spectroscopy because it can reduce unwanted noise and enhance system performance. Here, we present the results of pre-processing technique optimization to fa...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Mar 30, 2022
Near Infrared spectroscopy (NIRS) qualitative analysis technology has shown excellent development potential in the field of blend fabrics. However, the qualitative detection method based on the convolutional neural network (CNN) is difficult to accur...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Mar 26, 2022
In this study, convolutional neural network based on Gramian angular field (GAF-CNN) was firstly proposed. The 1-D Raman spectral data was converted into images and used for predicting the biochemical value of blood glucose. 106 sets of blood spectru...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Mar 10, 2022
Wild mushroom market is an important economic source of Yunnan province in China, and its wild mushroom resources are also valuable wealth in the world. This work will put forward a method of species identification and optimize the method in order to...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Mar 1, 2022
A common task is the determination of system parameters from spectroscopy, where one compares the experimental spectrum with calculated spectra, that depend on the desired parameters. Here we discuss an approach based on a machine learning technique,...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Feb 17, 2022
In our work we used noninvasive point reflectance spectroscopy in the range from 400 to 2100 nm coupled with machine learning to study scales on the brown and golden iridescent areas on the dorsal side of the forewing of Diachrysia chrysitis and D. s...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Feb 15, 2022
Terahertz (THz) spectra contain chemical information, along with noise and variable backgrounds. Measurement environmental changes and spectral signal differences caused by changes in the sample state can degrade the accuracy of the calibration model...
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy
Feb 5, 2022
The current study proposes a novel analytical method for calculating the breakdown voltage (BV) of transformer oil samples considered as a significant method to assess the safe operation of power industry. Transformer oil samples can be analyzed usin...