Denoising method for Raman spectra with low signal-to-noise ratio based on feature extraction

XY Zhao, GY Liu, YT Sui, M Xu, L Tong - Spectrochimica Acta Part A …, 2021 - Elsevier
Raman spectroscopy is a non-destructive technique utilizing lasers to observe scattered
light in order to determine things such as vibrational modes in the molecular system. A major …

Adaptive noise removal for biological Raman spectra with low SNR

Y Zhao, G Che, X Zhao - Vibrational Spectroscopy, 2022 - Elsevier
Raman data with low signal-to-noise ratio (SNR) are often obtained in the process of rapid
or low-power acquisition for biological samples. The noise removal out of a biological …

HVDFusion: an effective fusion framework based on Hilbert vibration decomposition for multi-focal and multi-sensor images

G Choudhary, D Sethi - Signal, Image and Video Processing, 2024 - Springer
Image fusion due to its cost-effectiveness and applicability in a broader range of applications
makes it an emerging area in research. However, it is seen from the literature that most of …

Bayesian multilevel random‐effects model for estimating noise in image sensors

G Riutort‐Mayol, V Gómez‐Rubio… - IET Image …, 2020 - Wiley Online Library
Sensor noise sources cause differences in the signal recorded across pixels in a single
image and across multiple images. This study presents a Bayesian approach to …

A novel adaptive non-local means-based nonlinear fitting for visibility improving

H Wu, L Jia, Y Meng, X Liu, J Lan - Symmetry, 2018 - mdpi.com
The spatial-based method has become the most widely used method in improving the
visibility of images. The visibility improving is mainly to remove the noise in the image, in …

Micro Material Properties and Fatigue Properties of Asphalt Concrete Based on Local Stress-strain Method.

J Wang - Acta Microscopica, 2020 - search.ebscohost.com
The purpose of this paper is to research on the material properties and fatigue equation of
asphalt concrete which are used to study the fatigue characteristics of the material. The …

Microstructure and Durability of High Performance Concrete Based on Composite Particles.

S Zhang - Acta Microscopica, 2020 - search.ebscohost.com
Polymer cement mortar is composed of cement, aggregate and organic polymer which can
be dispersed in water. A polymer may be a homopolymer formed by polymerization of one …

Microscopy Scale Characterization of Metal Compounds Based on Vibration Spectrum Image.

Z Shuyan - Acta Microscopica, 2020 - search.ebscohost.com
In the structural analysis of metal hydrides, in addition to neutron diffraction analysis,
vibration microscopy spectrum analysis technology (such as infrared and Raman …