Results 31 to 40 of about 469,729 (320)

Skeleton and fractal scaling in complex networks [PDF]

open access: yes, 2006
We find that the fractal scaling in a class of scale-free networks originates from the underlying tree structure called skeleton, a special type of spanning tree based on the edge betweenness centrality.
B. Kahng   +7 more
core   +1 more source

Switched-capacitor-convertors based on fractal design for output power management of triboelectric nanogenerator

open access: yesNature Communications, 2020
Owing to the advantages of integration and being magnet-free and light-weight, the switched-capacitor-convertor plays an increasing role compared to traditional transformer in some specific power supply systems.
Wenlin Liu   +10 more
semanticscholar   +1 more source

The Potential of Biophilic Fractal Designs to Promote Health and Performance: A Review of Experiments and Applications

open access: yesSustainability, 2021
Fractal objects are prevalent in natural scenery. Their repetition of patterns at increasingly fine magnifications creates a rich complexity. Fractals displaying mid-range complexity are the most common and include trees, clouds, and mountains.
Richard P. Taylor
semanticscholar   +1 more source

Acknowledgement to Reviewers of Fractal Fract in 2018

open access: yesFractal and Fractional, 2019
Rigorous peer-review is the corner-stone of high-quality academic publishing [...]
Fractal Fract Editorial Office
doaj   +1 more source

Betweenness Centrality of Fractal and Non-Fractal Scale-Free Model Networks and Tests on Real Networks [PDF]

open access: yes, 2007
We study the betweenness centrality of fractal and non-fractal scale-free network models as well as real networks. We show that the correlation between degree and betweenness centrality $C$ of nodes is much weaker in fractal network models compared to ...
Havlin, Shlomo   +5 more
core   +3 more sources

Modern Paradigm Regarding Capital Markets: Fractal Market Hypothesis. Determination of the Hurst Exponent on the Romanian Capital Market

open access: yesEIRP Proceedings, 2022
Classical statistical and econometric theory, intended to provide functional forecasting models in capital markets, is the mathematical foundation for a number of theories - efficient market theory, Harry Markowitz's optimized portfolio theory, the ...
Ana-Maria Metescu
doaj  

Fractal Tube Formulas for Compact Sets and Relative Fractal Drums: Oscillations, Complex Dimensions and Fractality

open access: yes, 2018
We establish pointwise and distributional fractal tube formulas for a large class of relative fractal drums in Euclidean spaces of arbitrary dimensions.
Lapidus, Michel L.   +2 more
core   +1 more source

Fractal Calculus on Fractal Interpolation Functions

open access: yesFractal and Fractional, 2021
In this paper, fractal calculus, which is called Fα-calculus, is reviewed. Fractal calculus is implemented on fractal interpolation functions and Weierstrass functions, which may be non-differentiable and non-integrable in the sense of ordinary calculus.
A. Gowrisankar   +2 more
semanticscholar   +1 more source

Fractal kinetic characteristics of hard-rock uranium leaching with sulfuric acid [PDF]

open access: yesRoyal Society Open Science, 2018
In order to study the fractal dynamic properties of uranium leach mining and discuss the influence of ore crushing on the dynamics of leach mining, uranium mine ore rocks in southern China were selected as the research object and an acid leaching ...
Sheng Zeng   +3 more
doaj   +1 more source

Circle grid fractal plate as a turbulent generator for premixed flame: an overview [PDF]

open access: yes, 2013
This review paper focuses to ascertain a new approach in turbulence generation on the structure of premixed flames and external combustion using a fractal grid pattern.
A Khalid   +17 more
core   +1 more source

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