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Inverse analysis has been utilized to understand unknown underground geological properties by matching the observational data with simulators. To overcome the underconstrained nature of inverse problems and achieve good performance, an…

计算物理 · 物理学 2022-08-10 Hao Wu , Sarah Greer , Daniel O'Malley

Advances in intensity-based microscopy techniques have improved our ability to quantify particle motion at microscopic scales, enabling insight into diffusion and collective dynamics. Building on this foundation, we introduce a novel…

软凝聚态物质 · 物理学 2026-04-03 Sophie Hermann , Seyed Saman Banarooei , Adam Carter , Carlos A. Silvera Batista , Sophie Marbach

This work proposes the development and study of a novel technique for the generation of fractal descriptors used in texture analysis. The novel descriptors are obtained from a multiscale transform applied to the Fourier technique of fractal…

数据分析、统计与概率 · 物理学 2012-01-24 João Batista Florindo , Odemir Martinez Bruno

This work presents a detailed analytical and geometrical investigation of the (2+1)-dimensional Boiti-Leon-Pempinelli system, a nonlinear dispersive model arising in the context of fluid and plasma dynamics. By employing a projective…

数学物理 · 物理学 2025-08-12 Saugata Dutta , Kajal Kumar Mondal , Prasanta Chatterjee

Understanding intertrochanteric fracture distribution is an important topic in orthopaedics due to its high morbidity and mortality. The intertrochanteric fracture can contain high-dimensional information including complicated 3D fracture…

定量方法 · 定量生物学 2018-10-16 Yucheng Fu , Rong Liu , Yang Liu , Jiawei Lu

Viscoelasticity and related phenomena are of great importance in the study of mechanical properties of material especially, biological materials. Certain materials show some complex effects in mechanical tests, which cannot be described by…

生物物理 · 物理学 2017-09-19 Mohammad Amirian Matlob , Yousef Jamali

A stochastic model relating the parameters of astrophysical structures to the parameters of their granular components is applied to the formation of hierarchical, large-scale structures from galaxies assumed as point-like objects. If the…

宇宙学与河外天体物理 · 物理学 2009-08-20 S. Capozziello , S. Funkhouser

Fractal image compression is attractive except for its high encoding time requirements. The image is encoded as a set of contractive affine transformations. The image is partitioned into non-overlapping range blocks, and a best matching…

计算机视觉与模式识别 · 计算机科学 2012-06-22 K. Revathy , M. Jayamohan

In view of promising applications of fractal nanostructures, we analyze the spectra of quantum particles in the Sierpinski carpet and study the non-correlated electron gas in this geometry. We show that the spectrum exhibits scale…

介观与纳米尺度物理 · 物理学 2015-03-27 Alberto Hernando , Miroslav Sulc , Jiri Vanicek

Conventionally, many researchers have used both regression and black box techniques to estimate the unconfined compressive strength (UCS) of different rocks. The advantage of the regression approach is that it can be used to render a…

计算工程、金融与科学 · 计算机科学 2016-02-12 Saeid R. Dindarloo , Elnaz Siami-Irdemoosa

IFS fractals - the attractors of Iterated Function Systems - have motivated plenty of research to date, partly due to their simplicity and applicability in various fields, such as the modeling of plants in computer graphics, and the design…

动力系统 · 数学 2015-06-12 József Vass

We investigate the geometry of a critical system undergoing a second order thermal phase transition. Using a local description for the dynamics characterizing the system at the critical point T=Tc, we reveal the formation of clusters with…

高能物理 - 唯象学 · 物理学 2009-10-31 N. G. Antoniou , Y. F. Contoyiannis , F. K. Diakonos

In this work, we propose a novel technique for obtaining descriptors of gray-level texture images. The descriptors are provided by applying a multiscale transform to the fractal dimension of the image estimated through the probability…

计算机视觉与模式识别 · 计算机科学 2014-12-30 João Batista Florindo , Odemir Martinez Bruno

A multifractal analysis (MFA) is performed on three-dimensional grayscale images associated with natural porous structures (soil samples). First, computed tomography (CT) scans are carried out on the samples to generate 3D grayscale images.…

数据分析、统计与概率 · 物理学 2016-05-22 Lorenzo Milazzo , Radoslaw Pajor

Observations of galaxies over large distances reveal the possibility of a fractal distribution of their positions. The source of fractal behavior is the lack of a length scale in the two body gravitational interaction. However, even with…

数学物理 · 物理学 2007-05-23 Bruce N. Miller , Jean-Louis Rouet , Emmanuel Le Guirriec

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. The fractal skeleton has the…

统计力学 · 物理学 2009-11-11 K. -I. Goh , G. Salvi , B. Kahng , D. Kim

Planets are often covered with thin cracked shells. From mud films to lithospheres of rock or ice, fracture networks form two-dimensional (2D) tessellations of convex polygons whose geometry encodes their genesis. Here we chart the geometry…

地球物理 · 物理学 2024-06-12 S. Silver , K. Regős , G. Domokos , D. J. Jerolmack

Building upon [1], this study aims to introduce fractal geometry into graph theory, and to establish a potential theoretical foundation for complex networks. Specifically, we employ the method of substitution to create and explore…

动力系统 · 数学 2024-05-29 Nero Ziyu Li

We study geometrical representation of oscillatory integrals with an analytic phase function and a smooth amplitude with compact support. Geometrical properties of the curves defined by the oscillatory integral depend on the type of a…

经典分析与常微分方程 · 数学 2016-09-22 Jean-Philippe Rolin , Domagoj Vlah , Vesna Zupanovic

A theoretical platform is developed for active elastic-wave sensing of (stationary and advancing) fractures along bi-material interfaces in layered composites. Damaged contact surfaces are characterized by a heterogeneous distribution of…

数值分析 · 数学 2018-01-17 Fatemeh Pourahmadian , Irene de Teresa
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