Results 11 to 20 of about 1,009,431 (281)

An effective method to compute the box-counting dimension based on the mathematical definition and intervals

open access: yesResults in Engineering, 2020
Fractal dimension is an appropriate indicator to describe the complexity of a certain geometry, and box-counting analysis is proved to be an effective and appropriate method for fractal dimension estimation which is widely used.
Jiaxin Wu, Xin Jin, Shuo Mi, Jinbo Tang
doaj   +3 more sources

The Second Generalization of the Hausdorff Dimension Theorem for Random Fractals

open access: yesMathematics, 2022
In this paper, we present a second partial solution for the problem of cardinality calculation of the set of fractals for its subcategory of the random virtual ones.
Mohsen Soltanifar
doaj   +1 more source

Understanding 3D structural complexity of individual Scots pine trees with different management history

open access: yesEcology and Evolution, 2021
Tree functional traits together with processes such as forest regeneration, growth, and mortality affect forest and tree structure. Forest management inherently impacts these processes.
Ninni Saarinen   +8 more
doaj   +1 more source

Box ladders in a noninteger dimension [PDF]

open access: yesTheoretical and Mathematical Physics, 2013
We construct a family of triangle-ladder diagrams which may be calculated by making use of Belokurov-Usyukina loop reduction technique in d = 4 -2e dimensions. The main idea of the approach proposed in the present paper consists in generalization of this loop reduction technique existing in d = 4 dimensions.
Gonzalez, Ivan, Kondrashuk, Igor
openaire   +8 more sources

Determining method of multiscale fractal dimension of red bed sandstone pores based on CT scanning

open access: yes地质科技通报, 2022
The distribution of pore structure inside rock has fractal characteristics in statistical sense, the determination of itsfractal dimension is of great significance to characterize the distribution law of pore structure quantitatively and reveal various ...
Zihan Zhang   +3 more
doaj   +1 more source

On Comparable Box Dimension

open access: yes, 2022
23 pages, 1 figure, accepted for presentation at SoCG ...
Dvorák, Z.   +4 more
openaire   +7 more sources

Management and change in turbulent times: How do Russian small business managers perceive the development of their business environment?

open access: yesJournal of Business Economics and Management, 2008
This paper focuses on the management of small businesses in Russia. Despite the growing importance of the Russian small business sector, there are surprisingly few empirical studies focusing on this topic.
Jari Jumpponen   +2 more
doaj   +1 more source

Embedding Properties of sets with finite box-counting dimension [PDF]

open access: yes, 2019
In this paper we study the regularity of embeddings of finite--dimensional subsets of Banach spaces into Euclidean spaces. In 1999, Hunt and Kaloshin [Nonlinearity 12 1263-1275] introduced the thickness exponent and proved an embedding theorem for ...
Margaris, Alexandros, Robinson, James C.
core   +2 more sources

Relative multifractal box-dimensions

open access: yesFilomat, 2019
Given two probability measures ? and ? on Rn. We define the upper and lower relative multifractal box-dimensions of the measure ? with respect to the measure ? and investigate the relationship between the multifractal box-dimensions and the relative multifractal Hausdorff dimension, the relative multifractal pre-packing dimension.
Attia, Najmeddine, Selmi, Bilel
openaire   +3 more sources

A hairy box in three dimensions

open access: yesNuclear Physics B, 2020
In this short note, we consider the phases of gravity coupled to a $U(1)$ gauge field and charged scalar in 2+1 dimensions without a cosmological constant, but with box boundary conditions. This is an extension of the results in arXiv:1609.01208, but unlike in higher dimensions, here the physics has sharp differences from the corresponding AdS problem.
Chethan Krishnan   +2 more
openaire   +4 more sources

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