Results 21 to 30 of about 30,840 (264)

Fractal Analysis on Surface Topography of Thin Films: A Review

Fractal and Fractional, 2022
The topographies of various surfaces have been studied in many fields due to the significant influence that surfaces have on the practical performance of a given sample.
Wenmeng Zhou, Yating Cao, Haolin Zhao, Zhiwei Li, Pingfa Feng, Feng Feng   +5 more
doaj   +1 more source

Optimal spinneret layout in Von Koch curves of fractal theory based needleless electrospinning process

AIP Advances, 2016
Needleless electrospinning technology is considered as a better avenue to produce nanofibrous materials at large scale, and electric field intensity and its distribution play an important role in controlling nanofiber diameter and quality of the ...
Wenxiu Yang, Yanbo Liu, Ligai Zhang, Hong Cao, Yang Wang, Jinbo Yao   +5 more
doaj   +1 more source

Determination of the Fractal Dimension of CO2 Adsorption Isotherms on Shale Samples

Geofluids, 2022
The fractal theory has been widely applied to the analysis of gas adsorption isotherms, which are used for the pore structure characterization in unconventional reservoirs. Fractal dimension is a key parameter that can indicate the complexity of the pore
Hongyan Qi, Zhenlin Wang, Jianglong Yu, Peirong Yu, Guoqing Zheng   +4 more
doaj   +1 more source

A Comparative Study of Fractal Models Applied to Artificial and Natural Data

Fractal and Fractional
This paper presents an original and comprehensive comparative analysis of eight fractal analysis methods, including Box Counting, Compass, Detrended Fluctuation Analysis, Dynamical Fractal Approach, Hurst, Mass, Modified Mass, and Persistence.
Gil Silva, Fernando Pellon de Miranda, Mateus Michelon, Ana Ovídio, Felipe Venturelli, João Parêdes, João Ferreira, Letícia Moraes, Flávio Barbosa, Alexandre Cury   +9 more
doaj   +1 more source

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

Annals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif, Diane Demailly, Gabriella A. Horvàth, Juan Dario Ortigoza Escobar, Nathalie Dorison, Mayté Castro Jiménez, Cécile A. Hubsch, Thomas Wirth, Gun‐Marie Hariz, Sophie Huby, Morgan Dornadic, Zohra Souei, Muhammad Mushhood Ur Rehman, Simone Hemm, Mehdi Boulaymen, Eduardo M. Moraud, Jocelyne Bloch, Xavier Vasques   +17 more
wiley   +1 more source

Multiplicative tempered fractional Newton-type inequalities for twice *differentiable multiplicatively inverse cosine convex functions with applications

Journal of Inequalities and Applications
In this paper, an integral identity is developed using the framework of multiplicative tempered Riemann-Liouville fractional integrals. By utilizing the identity several Newton-type inequalities are established for twice *differentiable multiplicatively ...
Muhammad Samraiz, Muhammad Abu Bakar Ashraf, Saima Naheed, Miguel Vivas-Cortez   +3 more
doaj   +1 more source

Deciphering Shale Gas Production Dynamics: A Fractal Theory Approach

Fractal and Fractional
Shale gas production dynamics display strong heterogeneity and nonlinearity, posing challenges to conventional analytical methods. This study applies fractal theory to analyze long-term production data from 178 global shale gas fields by calculating ...
Baolei Liu, Xinyi Zhang, Liang Zhao, Lingfeng Zhao   +3 more
doaj   +1 more source

Microstructure Reconstruction in Battery Electrodes Using Machine Learning Based on Low‐Voltage Focused Ion Beam–Scanning Electron Microscopy Tomography Images

Advanced Engineering Materials, EarlyView.
Low‐voltage FIB‐SEM tomography combined with a image preprocessing pipeline improves phase contrast and enables reliable machine‐learning segmentation of conductive networks in lithium‐ion battery electrodes. Structural descriptors are extracted from segmented images, done semimanually and automated, and compared.
Lisa Beran, Vincent Nebel, Dominik Perius, Kshitij Kumar, Yannis Heim, Laura Bies, Tobias Kraus   +6 more
wiley   +1 more source

Analysis of inverse problem for pseudo-hyperbolic equation under periodic boundary condition

Scientific Reports
This research paper investigates an inverse problem involving time-dependent unknown coefficients in a one-dimensional nonlinear pseudo-hyperbolic equation with nonlocal boundary conditions. The Fourier method is employed, and the convergence, uniqueness,
İrem Bağlan, Akbala Yernazar, Erman Aslan, Hüseyin Budak, Miguel Vivas-Cortez   +4 more
doaj   +1 more source

Application of fractal analysis on wind speed time series: A review

Advances in Wind Engineering
Wind speed time series are characterized by complex, non-linear, and irregular patterns, which challenge traditional statistical methods in capturing their dynamics.
Zhenru Shu, Pak Wai Chan
doaj   +1 more source