Results 1 to 10 of about 3,881 (165)

Multifractals competing with solitons on Fibonacci optical lattices

open access: yesNew Journal of Physics, 2012
We study stationary states for the nonlinear Schrödinger equation on Fibonacci lattices, which are expected to be realized by Bose–Einstein condensates loaded into an optical lattice.
M Takahashi   +3 more
doaj   +2 more sources

Low-Frequency Seismic Noise Properties in the Japanese Islands

open access: yesEntropy, 2021
The records of seismic noise in Japan for the period of 1997–2020, which includes the Tohoku seismic catastrophe on 11 March 2011, are considered. The following properties of noise are analyzed: The wavelet-based Donoho–Johnston index, the singularity ...
Alexey Lyubushin
doaj   +1 more source

Scaling Laws for Partially Developed Turbulence

open access: yesFrontiers in Applied Mathematics and Statistics, 2022
We formulate multifractal models for velocity differences and gradients which describe the full range of length scales in turbulent flow, namely: laminar, dissipation, inertial, and stirring ranges.
Abigail Hsu, Ryan Kaufman, James Glimm
doaj   +1 more source

Fractal geometry and multifractals in analyzing and processing medical data and images [PDF]

open access: yesArchive of Oncology, 2002
A traditional way for describing objects, based on the well-known Euclidean geometry, is not capable to describe different natural objects and phenomena such as clouds, relief shapes, trends in economy, etc.
Reljin Irini S., Reljin Branimir D.
doaj   +1 more source

Characterization of human retinal vessel arborisation in normal and amblyopic eyes using multifractal analysis [PDF]

open access: yesInternational Journal of Ophthalmology, 2015
AIM:To characterize the human retinal vessel arborisation in normal and amblyopic eyes using multifractal geometry and lacunarity parameters.METHODS:Multifractal analysis using a box counting algorithm was carried out for a set of 12 segmented and ...
Stefan Tălu   +2 more
doaj   +1 more source

Multifractal analysis of multiview 3D video with different quantization parameters applying histogram method [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2014
In this paper, multifractal properties of multiview 3D video are determined. Multifractal spectra are determined by using the histogram method. For the analysis of multiview video, long video traces are used, for multiview video with two views ...
Zeković Amela, Reljin Irini
doaj   +1 more source

Improvement of the multifractal method for detection of early reflections [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2014
This paper presents the research that was aimed at examining the possibilities for improving the multifractal method for detecting early reflections in the room impulse response.
Ristić Dragan M.   +3 more
doaj   +1 more source

Thermodynamics of exponential Kolmogorov–Nagumo averages

open access: yesNew Journal of Physics, 2023
This paper investigates generalized thermodynamic relationships in physical systems where relevant macroscopic variables are determined by the exponential Kolmogorov–Nagumo average.
Pablo A Morales   +2 more
doaj   +1 more source

Topological Vortexes, Asymptotic Freedom, and Multifractals

open access: yesFractal and Fractional, 2023
In this paper, we study the Kelvinons, which are monopole ring solutions to the Euler equations, regularized as the Burgers vortex in the viscous core. There is finite anomalous dissipation in the inviscid limit.
Alexander Migdal
doaj   +1 more source

Multifractal Influencing Factors Analysis of Mobile Social Network [PDF]

open access: yesJisuanji gongcheng, 2019
In order to better describe the dynamic evolution of mobile social network time series,based on the multifractal features of four typical mobile social networks:Camb lab,MIT,Inf 05,and Roller,this paper proposes an analysis method of mobile social ...
ZHENG Wei, ZHANG Zifeng, PAN Hao
doaj   +1 more source

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