Results 11 to 20 of about 22,124,812 (200)

Introduction to multifractal detrended fluctuation analysis in matlab. [PDF]

open access: yesFront Physiol, 2012
Physiological and behavioural phenomena are often complex, characterized by variations in time series. Variations in time series reflect how these phenomena organize into coherent structures by interactions that span multiple scales in both time and ...
Ihlen EA.
europepmc   +7 more sources

Relationships of exponents in multifractal detrended fluctuation analysis and conventional multifractal analysis

open access: yesChinese Physics B, 2011
Multifractal detrended fluctuation analysis (MF-DFA) is a relatively new method of multifractal analysis. It is extended from detrended fluctuation analysis (DFA), which was developed for detecting the long-range correlation and the fractal properties in stationary and non-stationary time series.
Zu-Guo Yu   +5 more
core   +3 more sources

Multifractal detrended fluctuation analysis of steganograms [PDF]

open access: yes, 2015
Розглянуто використання мультифрактального флуктуаційного аналізу для визначення типів перетворень, які були використано у вбудовуванні стегоданих у цифрові зображення.
Progonov, D. A.   +5 more
core   +3 more sources

Multifractal detrended fluctuation analysis of derivative and spot markets

open access: yesPhysica A: Statistical Mechanics and its Applications, 2007
We investigate the multifractal properties of price increments in the cases of derivative and spot markets. Through the multifractal detrended fluctuation analysis, we estimate the generalized Hurst and the Renyi exponents for price fluctuations.
Lee, Hyoung   +4 more
core   +3 more sources

A Multifractal Detrended Fluctuation Analysis of the Moroccan Stock Exchange [PDF]

open access: yes, 2011
We perform the Multifractal Detrended Fluctuation Analysis (MF-DFA) method to investigate the multifractal properties of the Moroccan All Shared Index (MASI) and the Moroccan Most Active Shares Index (MADEX) from the Casablanca Stock Exchange (CSE).
Benbachir, Saâd, El Alaoui, Marwane
core   +3 more sources

Multiscale Adaptive Multifractal Detrended Fluctuation Analysis-Based Source Identification of Synchrophasor Data [PDF]

open access: yes, 2022
As a typical cyber-physical system, dispersed Phasor Measurement Units (PMUs) are networked together with advanced communication infrastructures to record the Distribution Synchrophasor (DS) which represents the states and dynamics of distribution power ...
Ko, Ryan K. L.   +7 more
core   +1 more source

Fault Diagnosis of Rolling Bearings using Multifractal Detrended Fluctuation Analysis and Mahalanobis Distance Criterion [PDF]

open access: yes, 2012
Vibrations of a defective rolling bearing often exhibit nonstationary and nonlinear characteristics which are submerged in strong noise and interference components.
Gu, Fengshou   +3 more
core   +3 more sources

Fintech market efficiency:a multifractal detrended fluctuation analysis [PDF]

open access: yes, 2023
The efficiency of the Fintech market is still an unverified issue. We aim to investigate the Fintech market efficiency for four S&P Kensho Fintech indices using the multifractal detrended fluctuation analysis (MF-DFA) method.
Shrestha, Keshab   +2 more
core   +1 more source

Multifractal Flexibly Detrended Fluctuation Analysis [PDF]

open access: yesActa Physica Polonica B, 2015
Multifractal time series analysis is a approach that shows the possible complexity of the system. Nowadays, one of the most popular and the best methods for determining multifractal characteristics is Multifractal Detrended Fluctuation Analysis (MFDFA). However, it has some drawback. One of its core elements is detrending of the series.
Rak, Rafal, Zięba, Pawel
openaire   +2 more sources

Wavelet versus detrended fluctuation analysis of multifractal structures [PDF]

open access: yesPhysical Review E, 2006
substantially extended version, to appear in Phys.Rev ...
Oswiecimka, Pawel   +2 more
openaire   +3 more sources

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