Results 61 to 70 of about 47,918 (296)

Object-based InSAR deformation reconstruction with application to bridge monitoring

open access: yes, 2016
Deformation monitoring by multipass synthetic aperture radar (SAR) interferometry is widely recognized as the only method to assess millimeter-level deformation over a large area from space.
Wang, Yuanyuan   +7 more
core   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

3D Reconstruction of a Single Bubble in Transparent Media Using Three Orthographic Digital Images

open access: yesApplied Sciences, 2020
This work proposed a method to reconstruct the 3D bubble shape in a transparent medium utilizing the three orthographic digital images. The bubble was divided into several ellipse slices.
Yiping Zhang   +3 more
doaj   +1 more source

Method of Curing Deformation Prediction and Surface Reconstruction Compensation for Roller-Hemming Structures with Dissimilar Materials

open access: yesShanghai Jiaotong Daxue xuebao, 2022
Dissimilar material structure has the advantages of both cost and performance, and has become an important means of lightweight for the new generation of autobody closure panels.
LI Jianjun, ZHU Wenfeng, SUN Haitao, LI Yuanhui, WANG Shunchao
doaj   +1 more source

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Functional imaging equivalence and proof of concept for image-guided adaptive radiotherapy with fixed gantry and rotating couch

open access: yesAdvances in Radiation Oncology, 2016
Purpose: The purpose of this article is to present the first imaging experiments to demonstrate the functional equivalence between a conventional rotational gantry and a fixed-beam imaging geometry, and the feasibility of an iterative image ...
Ilana Feain, PhD   +15 more
doaj   +1 more source

Dynamic Tomographic Reconstruction of Deforming Volumes [PDF]

open access: yesMaterials, 2018
The motion of a sample while being scanned in a tomograph prevents its proper volume reconstruction. In the present study, a procedure is proposed that aims at estimating both the kinematics of the sample and its standard 3D imaging from a standard acquisition protocol (no more projection than for a rigid specimen).
Jailin, Clément, Roux, Stéphane
openaire   +3 more sources

Data from: Event-based reconstruction of time-resolved centreline deformation of flapping flags

open access: yes
This directory contains open-source data and code obtained at the UNFoLD laboratory at EPFL. This code implements a new tracking method for fast deformation of flapping flags using an event-based camera.
Raynaud, Gaétan, Mulleners, Karen
core   +1 more source

Nondestructive Testing of Welded Composite Metal Foams

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography (CT) is used to evaluate welded steel–steel composite metal foam (CMF) joints of two density classes. It reports variation in postweld spatial void distribution and correlates it to weld‐induced changes, mechanical performance, and failure within welded CMF panels.
Chinmaya Prerana Inguva   +2 more
wiley   +1 more source

Event-based reconstruction of time-resolved centreline deformation of flapping flags

open access: yes
High-speed imaging is central to the experimental investigation of fast phenomena, like flapping flags. Event-based cameras use new types of sensors that address typical challenges such as low illumination conditions, large data transfer, and the trade ...
Raynaud, Gaétan, Mulleners, Karen
core   +1 more source

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