Results 51 to 60 of about 8,931 (261)

Two-Level Domain Decomposition Methods for Highly Heterogeneous Darcy Equations. Connections with Multiscale Methods

open access: yesOil & Gas Science and Technology, 2014
Multiphase, compositional porous media flow models lead to the solution of highly heterogeneous systems of Partial Differential Equations (PDE). We focus on overlapping Schwarz type methods on parallel computers and on multiscale methods.
Dolean Victorita   +4 more
doaj   +1 more source

Multiscale Tensor Dictionary Learning Approach for Multispectral Image Denoising

open access: yesIEEE Access, 2018
Taking advantage of different sensitivities of each component/material in an object to different bands, multispectral image (MSI) is obtained by shooting the object from multiple bands individually or simultaneously.
Lin Zhai   +4 more
doaj   +1 more source

Decoupling Activation and Preservation: Architectural Design Principles of Organic Frameworks for Selective Photocatalytic Methane Oxidation

open access: yesAdvanced Materials, EarlyView.
Selective methane (CH4) photooxidation emerges from architectural decoupling of activation and preservation. Programmable organic semiconductor frameworks spatially organize oxidative flux and intermediate residence, separating reaction zones from product domains to synchronize activation strength with stabilization and establish a selective oxidation ...
Minxian Zhang   +5 more
wiley   +1 more source

Destripe Any Scale: Effective Stripe Removal Via Multiscale Decomposition Using the Luojia3-02 Stripe-Noise Dataset

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Stripe noise is a significant challenge in remotely sensed satellite images, primarily originating from inconsistencies in push-broom scanning systems. This noise manifests as linear, repetitive patterns that degrade image quality and impede the accurate
Ru Chen   +6 more
doaj   +1 more source

A Multiscale Decomposition Approach to Gel Image Interpretation [PDF]

open access: yes, 2003
Two-dimensional (2-D) polyacrylamide gel electrophoresis (PAGE) images are widely used in the area of Proteomics. In this paper, a region-based multiscale decomposition approach to gel image interpretation is presented. Instead of segmentation of each individual protein spot, the gel image is decomposed into small local regions with a quadtree ...
Xiaoran Mo, Roland Wilson
openaire   +1 more source

Hybrid Amyloid–Boron Nitride Aerogels for Lightweight Sound Insulation

open access: yesAdvanced Materials, EarlyView.
Amyloid fibrils template the mild formation of boron nitride–rich hybrid aerogels with hierarchical porosity, enhanced BN‐like ordering, and fibril‐reinforced mechanics. These ultralight materials combine thermal stability with strong sound absorption and transmission loss, offering a sustainable bio‐assisted route toward lightweight acoustic shields ...
Mohammad Peydayesh   +8 more
wiley   +1 more source

Proper Generalized Decomposition for Multiscale and Multiphysics Problems

open access: yesArchives of Computational Methods in Engineering, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Néron, David, Ladevèze, Pierre
openaire   +1 more source

Stimuli‐Responsive Hierarchical Structuring Controls Survival and Programs Hydrogelation of Supramolecular Metallofibers

open access: yesAdvanced Materials, EarlyView.
Aqueous Zn(II) Salphen metallofibers decorated with PNIPAM undergo reversible, multi‐stimuli‐responsive hierarchical bundling. This higher‐order structuring kinetically stabilizes the otherwise fragile assemblies against dilution, acidic hydrolysis, and transmetallation, enables selective sorting of responsive fibers, and programs hydrogelation at ...
Merlin R. Stühler   +5 more
wiley   +1 more source

Fault Diagnosis of Hydraulic Pumps Using PSO-VMD and Refined Composite Multiscale Fluctuation Dispersion Entropy

open access: yesShock and Vibration, 2020
Multiscale fluctuation dispersion entropy (MFDE) has been proposed to measure the dynamic features of complex signals recently. Compared with multiscale sample entropy (MSE) and multiscale fuzzy entropy (MFE), MFDE has higher calculation efficiency and ...
Fuming Zhou   +3 more
doaj   +1 more source

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