نتایج جستجو برای: spectrum volume fractal model

تعداد نتایج: 2566807  

Journal: :Journal of the Visualization Society of Japan 2008

1996
Jané Kondev Bernard Nienhuis

We develop a Coulomb gas description of the critical fluctuations in the fully packed loop model on the honeycomb lattice. We identify the complete operator spectrum of this model in terms of electric and magnetic vector-charges, and we calculate the scaling dimensions of these operators exactly. We also study the geometrical properties of loops in this model, and we derive exact results for th...

2015
Charles A. Price Paul Drake Erik J. Veneklaas Michael Renton

Running headline: Flow similarity and quarter power scaling Summary  The origin of allometric scaling patterns that are multiples of ¼ has long fascinated biologists. While not universal, scaling relationships with exponents that are close to multiples of ¼ are common and have been described in all major clades. Foremost among these relationships is the ¾ scaling of metabolism with mass which ...

Journal: :Nature Physics 2023

Soft particulate gels are composed of a small amount matter dispersed in continuous fluid phase. The solid components assemble to form porous matrix, providing rigidity and control the mechanical response, despite being minority constituent. rheological response gel elasticity direct functions particle volume fraction. However, diverse range different functional dependencies reported experiment...

Journal: :Applied Mathematics and Computation 2013
André Ricardo Backes Odemir Martinez Bruno

Texture plays an important role in computer vision. It is one of the most important visual attributes used in image analysis, once it provides information about pixel organization at different regions of the image. This paper presents a novel approach for texture characterization, based on complexity analysis. The proposed approach expands the idea of the Mass-radius fractal dimension, a method...

2001
N. Smirnova M. Hayakawa K. Gotoh

The long-term evolution of scaling (fractal) characteristics of the ULF geomagnetic fields in the seismoactive region of the Guam Island is studied in relation to the strong (Ms = 8.0) nearby earthquake of 8 August 1993. The selected period covers 10 months before and 10 months after the earthquake. The FFT procedure, Burlaga-Klein approach and Higuchi method, have been applied to calculate the...

2003
Weili Han Shuai Dianxun Yujun Liu

This paper applies a new traffic model, iterated function systems (IFS) for network traffic modelling, to explore computer network behaviour and analyse network performance. IFS model can generate various self-similar data flows according to a certain character. In the light of the experiments, we have discovered interesting phenomena. It is found that increasing the routers’ processing capacit...

ببرنژاد زیارت, هانیه, ذوالفقاری, علی اصغر, هاشمی, علی اصغر, کیانیان, محمدکیا, یزدانی, محمدرضا,

The objective of current study was to invstigate the accuracy of Tyler and Wheatcraft, Bird et al. and Kravchenko and Zhang fractal models in describing particle size distribution (PSD) of sediment in 14 successive check dams for two depths of 0-15 and 15-30 cm. Sediment PSD were determined in 28 samples using hydrometer method . The referred fractal models were fitted on sediments PSD data. Re...

Journal: :Revista Mexicana De Fisica 2022

In the present study, approximate fractal morphometry of spherical-type essential oil microemulsions was performed. The geometric characterization carried out by a recently published continuous half-fractal model which allowed to as systems in their stable thermodynamic equilibrium phase with high degree homogeneity. Regarding characteristic homogeneity an equation obtained roughly describe vol...

In this study, a fractal, Y-shaped dual-mode resonator bandpass filter (BPF) with input-output cross-coupling is introduced. A parallel-coupling feed structure with a cross coupling has been used to generate two transmission zeroes (TZs) near the lower and upper cutoff frequency that can effectively improve the passband edge selectivity. Also, a fractal shaped based on conventional diamond and ...

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