Results 1 to 10 of about 27,479 (167)

A study on VMD(Visual Merchandising) cognition difference of the VMD operation systems

open access: yesThe Korean Society of Costume, 2014
The importance of VMD operation strategies in fashion business is growing, and this study analyzed the difference in consumers` VMD cognition of the two VMD operation systems: VMD specialist employment system and VMD outsourcing system. Two SPA brands were selected as the representative cases of the two VMD operation systems. A statistical analysis was
Minyoung Kim, Jinhwa Lee, Saehee Kim
exaly   +3 more sources

Rolling Bearing Fault Diagnosis Based on WGWOA-VMD-SVM

open access: yesSensors, 2022
A rolling bearing fault diagnosis method based on whale gray wolf optimization algorithm-variational mode decomposition-support vector machine (WGWOA-VMD-SVM) was proposed to solve the unclear fault characterization of rolling bearing vibration signal ...
Maohua Xiao, Xiao Maohua
exaly   +3 more sources

GMPSO-VMD Algorithm and Its Application to Rolling Bearing Fault Feature Extraction

open access: yesSensors, 2020
The vibration signal of an early rolling bearing is nonstationary and nonlinear, and the fault signal is weak and difficult to extract. To address this problem, this paper proposes a genetic mutation particle swarm optimization variational mode ...
Jiakai Ding   +2 more
exaly   +3 more sources

Research on communication emitter identification based on semi-supervised dimensionality reduction in complex electromagnetic environment [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
The individual identification of communication emitters is a process of identifying different emitters based on the radio frequency fingerprint features extracted from the received signals. Due to the inherent non-linearity of the emitter power amplifier,
Wei Ge   +6 more
doaj   +1 more source

Confirmation of the Rabbit Hemorrhagic Disease Virus Type 2 (GI.2) Circulation in North Africa

open access: yesActa Veterinaria, 2022
Rabbit hemorrhagic disease (RHD) is a highly contagious viral disease that causes fatal acute hepatitis in domestic and wild lagomorphs. It has taken on major economic importance in countries like Morocco.
Saidi Aissa, Aboutaib Abdelouahed
doaj   +1 more source

A noise reduction forecasting method of bus load based on sequence decomposition

open access: yesZhejiang dianli, 2023
In the context of new power systems, the diverse distributed power sources and user-side behavior have introduced instability in bus loads, thus presenting a fresh challenge for short-term load forecasting.
YANG Jian   +5 more
doaj   +1 more source

Monthly runoff prediction using the VMD-LSTM-Transformer hybrid model: a case study of the Miyun Reservoir in Beijing

open access: yesJournal of Water and Climate Change, 2023
Accurate runoff prediction is of great significance for flood prevention and mitigation, agricultural irrigation, and reservoir scheduling in watersheds. To address the strong non-linear and non-stationary characteristics of runoff series, a hybrid model
Shaolei Guo   +3 more
doaj   +1 more source

Using VMD: An Introductory Tutorial [PDF]

open access: yesCurrent Protocols in Bioinformatics, 2008
AbstractVMD (Visual Molecular Dynamics) is a molecular visualization and analysis program designed for biological systems such as proteins, nucleic acids, lipid bilayer assemblies, etc. This unit will serve as an introductory VMD tutorial. We will present several step‐by‐step examples of some of VMD's most popular features, including visualizing ...
Jen, Hsin   +4 more
openaire   +2 more sources

MEMBPLUGIN: studying membrane complexity in VMD [PDF]

open access: yesBioinformatics, 2014
AbstractSummary: Computer simulations are giving way to more complex and accurate studies of biological membranes by molecular dynamics (MD) simulations. The analysis of MD trajectories comprises the biophysical characterization of membrane properties or the study of protein–lipid interactions and dynamics.
Ramon Guixà-González   +6 more
openaire   +4 more sources

MHD Free Convective Heat and Mass Transfer Flow from a Vertical Porous Surface with Variable Thermal Conductivity, Variable Mass Diffusivity and Thermal Diffusion Including Viscous Dissipation and Chemical Reaction

open access: yesInternational Journal of Applied Mechanics and Engineering, 2022
An analysis is carried out to study chemically reactive, viscous dissipative effects of an incompressible and electrically conducting fluid with MHD free convection adjacent to a vertical surface with variable thermal conductivity (VTD) and variable mass
J. Phakirappa   +3 more
doaj   +1 more source

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