نتایج جستجو برای: spectrum area multi fractal model

تعداد نتایج: 3107789  

2009
Nadia M. G. AL - Sa ’ idi Muhammad Rushdan Adil M. Ahmed

The IFS is a scheme for describing and manipulating complex fractal attractors using simple mathematical models. More precisely, the most popular “fractal –based” algorithms for both representation and compression of computer images have involved some implementation of the method of Iterated Function Systems (IFS) on complete metric spaces. In this paper a new generalized space called Multi-Fuz...

Journal: :SciPost physics 2022

Motivated by the interplay of Bethe-Ansatz integrability and localization in Richardson model superconductivity, we consider a time-reversal symmetry breaking deformation this model, known as Russian Doll Model (RDM), implement diagonal on-site disorder. The ergodicity-breaking properties single-particle spectrum are analyzed using large-energy renormalization group (RG) over momentum-space spe...

Journal: :Entropy 2016
Yvain Canivet Diogo Queiros-Conde Lavinia Grosu

We developed a geometrical model to represent the thermodynamic concepts of exergy and anergy. The model leads to multi-scale energy lines (correlons) that we characterised by fractal dimension and entropy analyses. A specific attention will be paid to overlapping points, rising interesting remarks about trans-scale dynamics of heat flows.

Journal: :CoRR 2012
João Batista Florindo Odemir Martinez Bruno

This work proposes a novel technique for the numerical calculus of the fractal dimension of fractal objects which can be represented as a closed contour. The proposed method maps the fractal contour onto a complex signal and calculates its fractal dimension using the Fourier transform. The Fourier power spectrum is obtained and an exponential relation is verified between the power and the frequ...

1991
Qiang Zhang

We develop a multi-length scale (multi-fractal) theory for the effect of rock heterogeneity on the growth of the mixing layer of the flow of a passive tracer through porous media. The multi-fractal exponent of the size of the mixing layer is determined analytically from the statistical properties of a random velocity (permeability) field. The anomalous diffusion of the mixing layer can occur bo...

The Urumieh-Dokhtar Magmatic Arc (UDMA) is recognized as an important porphyry, disseminated, vein-type and polymetallic mineralization arc. The aim of this study is to identify and subsequently determine geochemical anomalies for exploration of Pb, Zn and Cu mineralization in Mial district situated in UDMA. Factor analysis, Concentration-Number (C-N) fractal model and Local Linear Model Tree (...

Journal: :Progress of Theoretical Physics 1995

Journal: :Zisin (Journal of the Seismological Society of Japan. 2nd ser.) 1989

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