Results 121 to 130 of about 249,242 (319)

Structure Tensor Estimation: Introducing Monomial Quadrature Filter Sets

open access: yes, 2012
   "Bringing together key researchers in disciplines ranging from visualization and image processing to applications in structural mechanics, fluid dynamics, elastography, and numerical mathematics, the workshop that generated this edited volume was the ...
Westin, Carl-Fredrik,   +5 more
core   +1 more source

Fast algorithms for liquid crystal modelling [PDF]

open access: yes, 2014
We review different modeling and computational methods to determine the Q-tensor representation of the director field alignment in the absence of defects.
Keith R. Daly   +9 more
core   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Distribution of eddy electric currents in an anisotropic electrically conductive transformer

open access: yesТехнологія та конструювання в електронній апаратурі
This paper investigates the formation and spatial distribution of eddy electric currents (EEC) within the structure of an anisotropic electrically conductive transformer (AECT), which represents a promising functional component for modern ...
Anatoly Ashcheulov, Mykola Derevianchuk
doaj   +1 more source

Tensor Block-Sparsity Based Representation for Spectral-Spatial Hyperspectral Image Classification

open access: yesRemote Sensing, 2016
Recently, sparse representation has yielded successful results in hyperspectral image (HSI) classification. In the sparse representation-based classifiers (SRCs), a more discriminative representation that preserves the spectral-spatial information can be
Zhi He, Jun Li, Lin Liu
doaj   +1 more source

On convergence of the maximum block improvement method

open access: yes, 2015
. The MBI (maximum block improvement) method is a greedy approach to solving optimization problems where the decision variables can be grouped into a finite number of blocks. Assuming that optimizing over one block of variables while fixing all others is
Shuzhong Zhang   +5 more
core   +1 more source

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Tensor decomposition for Independent Component Analysis: Through implicit cumulant tensor manipulation

open access: yes, 2022
Blind Source Separation (BSS), the separation of latent source components from observed mixtures, is relevant to many fields of expertise such as neuro-imaging, economics and machine learning.
Denarié, Pierre-Antoine (author)
core  

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

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