Results 91 to 100 of about 18,427 (298)

Novel Multivariable Evolutionary Algorithm-Based Method for Modal Reconstruction of the Corneal Surface from Sparse and Incomplete Point Clouds. [PDF]

open access: yesBioengineering (Basel), 2023
Sáez-Gutiérrez FL   +4 more
europepmc   +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

A modal estimation method of rotating blade based on compressed sensing and blade tip timing

open access: yesJournal of Low Frequency Noise, Vibration and Active Control
Structural modal estimation has consistently remained one of the most crucial areas of research in mechanical vibration analysis and signal processing. It is imperative to accurately monitor the vibration signals of rotor blades and their corresponding ...
Hua Zheng   +4 more
doaj   +1 more source

Reconstruction of Modal Worlds: Cognitive-Communicative Aspect

open access: yes, 2014
Дельва, О. В. РЕКОНСТРУКЦІЯ МОДАЛЬНИХ СВІТІВ : КОГНІТИВНО-КОМУНІКАТИВНИЙ АСПЕКТ / О. В. Дельва // Нова філологія : зб. наук. праць. - Запоріжжя : ЗНУ, 2014. - № 64. - С.
Delva, O. V., Дельва, О. В.
core  

Spectral Formulations for Vortex Induced Vibration Modal Decomposition and Reconstruction

open access: yes, 2020
Modal decomposition and reconstruction (MDR) of marine riser vortex induced vibration (VIV) is a technique where vibration is measured using accelerometers and=or angular rate sensors, the modal displacements are solved for and the stress and fatigue ...
S I Mcneill
core  

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

open access: yesAdvanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner   +5 more
wiley   +1 more source

Graph Contrastive-and-Reconstructive Hashing for Unsupervised Cross-Modal Retrieval

open access: yesData Science and Engineering
Hashing-based unsupervised cross-modal retrieval has gained significant attention in the big data management community due to its low storage overhead and rapid retrieval speed. However, current methods often lack effective alignment strategies to reduce
Rukai Wei   +4 more
doaj   +1 more source

Bridge facility health detection method based on DATA random subspace

open access: yesResults in Engineering
Aiming at the shortcomings of traditional bridge health detection methods in terms of modal recognition accuracy and noise resistance, the study proposes an improved bridge health detection method.
Xiaoyan Shen
doaj   +1 more source

Shape reconstruction from partially missing data in modal space

open access: yes, 2017
To reconstruct the shape of objects from incomplete point sets or noisy images, robust and accurate reconstruction methods are required. This paper presents a physics-based approach for automatically reconstructing three-dimensional shapes in a robust ...
김명희
core   +1 more source

Inverse Identification of Energy‐Dependent Laser Absorptivity in NiTi Laser Powder‐Bed Fusion via Calibrated Melt Pool Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
A combined experimental–computational framework identifies energy‐dependent laser absorptivity for NiTi in laser powder‐bed fusion, applicable to conduction and transition modes. Single‐track experiments and thermofluid smoothed particle hydrodynamics simulations are coupled through inverse analysis of melt pool geometry.
Mohamadreza Afrasiabi   +3 more
wiley   +1 more source

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