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26 Results Found

  • Article
  • Open Access
1 Citations
2,437 Views
21 Pages

13 April 2023

In this paper, a GPU-accelerated Cholesky decomposition technique and a coupled anisotropic random field are suggested for use in the modeling of diversion tunnels. Combining the advantages of GPU and CPU processing with MATLAB programming control yi...

  • Article
  • Open Access
9 Citations
5,757 Views
25 Pages

3 December 2019

The Markov random field model (MRF) has attracted a lot of attention in the field of remote sensing semantic segmentation. But, most MRF-based methods fail to capture the various interactions between different land classes by using the isotropic pote...

  • Article
  • Open Access
4 Citations
2,609 Views
26 Pages

27 March 2023

Multi-source uncertainties yielded by randomness, spatial variability and cross-correlation of soil parameters severely affect the realization of random fields. However, current studies rarely account for these simultaneously, leading to inevitable b...

  • Article
  • Open Access
7 Citations
3,917 Views
20 Pages

Fabrication of Hydrogel-Based Composite Fibers and Computer Simulation of the Filler Dynamics in the Composite Flow

  • Thomas Gruhn,
  • Camilo Ortiz Monsalve,
  • Claudia Müller,
  • Susanne Heid,
  • Aldo R. Boccaccini and
  • Sahar Salehi

Fibrous structures with anisotropic fillers as composites have found increasing interest in the field of biofabrication since they can mimic the extracellular matrix of anisotropic tissues such as skeletal muscle or nerve tissue. In the present work,...

  • Article
  • Open Access
2 Citations
3,638 Views
13 Pages

19 September 2020

The mean-field model is one of the basic models of the dynamo theory, which describes the magnetic field generation in a turbulent astrophysical plasma. The first mean-field equations were obtained by Steenbeck, Krause and Rädler for two-scale t...

  • Article
  • Open Access
55 Views
12 Pages

22 January 2026

The problem was recently reported that the far-zone electromagnetic momentum of light produced by scattering on a spatially anisotropic random medium can be the same at every azimuthal angle of scattering. Here, we extend the analysis to focus on the...

  • Article
  • Open Access
9 Citations
3,639 Views
13 Pages

Modeling Anisotropic Transport in Polycrystalline Battery Materials

  • Simon Daubner,
  • Marcel Weichel,
  • Paul W. Hoffrogge,
  • Daniel Schneider and
  • Britta Nestler

Hierarchical structures of many agglomerated primary crystals are often employed as cathode materials, especially for layered-oxide compounds. The anisotropic nature of these materials results in a strong correlation between particle morphology and i...

  • Article
  • Open Access
8 Citations
2,833 Views
24 Pages

9 November 2021

A rotation of the anisotropic soil fabric pattern is commonly observed in natural slopes with a tilted stratification. This study investigates the rotated anisotropy effects on slope reliability considering spatially varied soils. Karhunen–Loève expa...

  • Communication
  • Open Access
1 Citations
478 Views
9 Pages

Far-Zone Spectral Density of Light Waves Scattered by Random Anisotropic Hollow Medium

  • Yue Yu,
  • Yongtao Zhang,
  • Jixiong Pu,
  • Huanting Chen and
  • Huichuan Lin

A random anisotropic hollow scatterer is discussed and the far-zone characteristics of scalar light waves scattered by this type of medium are theoretically analyzed. The results show that the scattered far-zone spectral density distributions have in...

  • Article
  • Open Access
3 Citations
2,136 Views
23 Pages

22 October 2022

This study investigated the seismic response of rectangular tunnels with various embedment depths considering the spatial variability of soil shear modulus. The spectral representation method was adopted to simulate the anisotropic random field of so...

  • Article
  • Open Access
1 Citations
3,703 Views
15 Pages

MRI Reconstruction Using Markov Random Field and Total Variation as Composite Prior

  • Marko Panić,
  • Dušan Jakovetić,
  • Dejan Vukobratović,
  • Vladimir Crnojević and
  • Aleksandra Pižurica

3 June 2020

Reconstruction of magnetic resonance images (MRI) benefits from incorporating a priori knowledge about statistical dependencies among the representation coefficients. Recent results demonstrate that modeling intraband dependencies with Markov Random...

  • Article
  • Open Access
4 Citations
1,311 Views
15 Pages

27 September 2024

The epoxy nanocomposites reinforced by MoS2 nanosheets and aligned multi-walled carbon nanotubes (MWCNTs) were fabricated by DC electric field inducement. The epoxy nanocomposites achieved improvement in the tribological properties with the addition...

  • Review
  • Open Access
9 Citations
2,524 Views
30 Pages

8 August 2023

This paper is concerned with intriguing possibilities for non-conventional critical behavior that arise when a nearly critical strongly non-equilibrium system is subjected to chaotic or turbulent motion of the environment. We briefly explain the conn...

  • Article
  • Open Access
1 Citations
1,105 Views
20 Pages

7 November 2024

Artificial ground freezing technology is the most important construction method of complex water-bearing soft clay rock. The thermodynamic properties of soft clay rock are important evidence for the design and construction of space resources developm...

  • Article
  • Open Access
7 Citations
2,974 Views
16 Pages

30 June 2023

Polymer composites containing magnetic fillers are promising materials for a variety of applications, such as in energy storage and medical fields. To facilitate the engineering design of respective components, a comprehensive understanding of the me...

  • Article
  • Open Access
6 Citations
2,081 Views
16 Pages

On Time-Dependent Rheology of Sutterby Nanofluid Transport across a Rotating Cone with Anisotropic Slip Constraints and Bioconvection

  • Sohaib Abdal,
  • Imran Siddique,
  • Khadijah M. Abualnaja,
  • Saima Afzal,
  • Mohammed M. M. Jaradat,
  • Zead Mustafa and
  • Hafiz Muhammad Ali

24 August 2022

The purpose and novelty of our study include the scrutinization of the unsteady flow and heat characteristics of the unsteady Sutterby nano-fluid flow across an elongated cone using slip boundary conditions. The bioconvection of gyrotactic micro-orga...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,610 Views
25 Pages

5 July 2019

This paper develops a novel hybrid model that integrates three spatial contexts into probabilistic classifiers for remote sensing classification. First, spatial pattern is introduced using multiple-point geostatistics (MPGs) to characterize the gener...

  • Article
  • Open Access
9 Citations
2,977 Views
41 Pages

23 June 2020

The aim of this work is to efficiently and robustly solve the statistical inverse problem related to the identification of the elastic properties at both macroscopic and mesoscopic scales of heterogeneous anisotropic materials with a complex microstr...

  • Article
  • Open Access
1,842 Views
12 Pages

25 August 2021

Mainstream numerical weather prediction (NWP) centers usually estimate the standard deviations of background error by using a randomization technique to calibrate specific parameters of the background error covariance model in variational data assimi...

  • Article
  • Open Access
10 Citations
3,199 Views
14 Pages

Non-Destructive Multi-Method Assessment of Steel Fiber Orientation in Concrete

  • Sabine Kruschwitz,
  • Tyler Oesch,
  • Frank Mielentz,
  • Dietmar Meinel and
  • Panagiotis Spyridis

11 January 2022

Integration of fiber reinforcement in high-performance cementitious materials has become widely applied in many fields of construction. One of the most investigated advantages of steel fiber reinforced concrete (SFRC) is the deceleration of crack gro...

  • Article
  • Open Access
18 Citations
6,266 Views
19 Pages

Numerical Simulation of Unstable Preferential Flow during Water Infiltration into Heterogeneous Dry Soil

  • Luis Cueto-Felgueroso,
  • María José Suarez-Navarro,
  • Xiaojing Fu and
  • Ruben Juanes

23 March 2020

Water infiltration and unsaturated flow through heterogeneous soil control the distribution of soil moisture in the vadose zone and the dynamics of groundwater recharge, providing the link between climate, biogeochemical soil processes and vegetation...

  • Article
  • Open Access
10 Citations
5,426 Views
16 Pages

22 June 2018

Management of groundwater resources is critical to arid countries like Kuwait. One crucial information that is often not available to groundwater modelers is transmissivity of aquifers. Kriging is used to characterize the transmissivity of the two mo...

  • Article
  • Open Access
20 Citations
6,507 Views
19 Pages

Monitoring Forest Phenology and Leaf Area Index with the Autonomous, Low-Cost Transmittance Sensor PASTiS-57

  • Benjamin Brede,
  • Jean-Philippe Gastellu-Etchegorry,
  • Nicolas Lauret,
  • Frederic Baret,
  • Jan G. P. W. Clevers,
  • Jan Verbesselt and
  • Martin Herold

30 June 2018

Land Surface Phenology (LSP) and Leaf Area Index (LAI) are important variables that describe the photosynthetically active phase and capacity of vegetation. Both are derived on the global scale from optical satellite sensors and require robust valida...

  • Article
  • Open Access
5 Citations
2,498 Views
19 Pages

This study is aimed at the manufacture and the magnetic properties of polycrystalline M-type hexaferrites BaFe12O19 (barium ferrite, or BaM) materials of different magnetic texturing grades, going from a random distribution of the BaM crystallites to...

  • Article
  • Open Access
30 Citations
5,769 Views
21 Pages

Estimating Forest Canopy Height Using MODIS BRDF Data Emphasizing Typical-Angle Reflectances

  • Lei Cui,
  • Ziti Jiao,
  • Yadong Dong,
  • Mei Sun,
  • Xiaoning Zhang,
  • Siyang Yin,
  • Anxin Ding,
  • Yaxuan Chang,
  • Jing Guo and
  • Rui Xie

26 September 2019

Forest-canopy height is an important parameter for the estimation of forest biomass and terrestrial carbon flux and climate-change research at regional and global scales. Currently, various methods combining Light Detection and Ranging (LiDAR) data w...

  • Article
  • Open Access
55 Citations
8,401 Views
33 Pages

A Kernel-Driven BRDF Approach to Correct Airborne Hyperspectral Imagery over Forested Areas with Rugged Topography

  • Wen Jia,
  • Yong Pang,
  • Riccardo Tortini,
  • Daniel Schläpfer,
  • Zengyuan Li and
  • Jean-Louis Roujean

29 January 2020

Airborne hyper-spectral imaging has been proven to be an efficient means to provide new insights for the retrieval of biophysical variables. However, quantitative estimates of unbiased information derived from airborne hyperspectral measurements prim...