Results 11 to 20 of about 39,160 (287)

Reconstruction and prediction of tunnel surrounding rock deformation data based on PSO optimized LSSVR and GPR models

open access: goldResults in Engineering
Predicting the deformation of surrounding rock is an important task to ensure the safety of mountain tunnel construction.This study, set against the backdrop of an actual under-construction tunnel, reconstructed the missing surrounding rock monitoring ...
Zhenqian Huang   +5 more
openalex   +3 more sources

Model-Based 3D Contact Geometry Perception for Visual Tactile Sensor

open access: yesSensors, 2022
Tactile sensing plays an important role for robots’ perception, but the existing tactile technologies have multiple limitations. Visual-tactile sensor (VTS) is a newly developed tactile detector; it perceives the contacting surface shape, or even more ...
Jingjing Ji, Yuting Liu, Huan Ma
doaj   +1 more source

Improved Adaptive Multi-Objective Particle Swarm Optimization of Sensor Layout for Shape Sensing with Inverse Finite Element Method

open access: yesSensors, 2022
The inverse finite element method (iFEM) is one of the most effective deformation reconstruction techniques for shape sensing, which is widely applied in structural health monitoring. The distribution of strain sensors affects the reconstruction accuracy
Xiaohan Li   +3 more
doaj   +1 more source

Deformity Reconstruction Surgery for Tibial Hemimelia [PDF]

open access: yesChildren, 2021
Tibial hemimelia is a rare congenital deficiency with a wide spectrum of pathology and deformity. This paper aims to give a comprehensive review of tibial hemimelia, with a concise summary of the history, pathology, and clinical findings of tibial hemimelia, while providing treatment recommendations and a review of the current literature ...
David Y. Chong, Dror Paley
openaire   +3 more sources

Parametric Design and Shape Sensing of Geared Back Frame Shell Structure for Floating Cylindrical Reflector Antenna off the Coast

open access: yesApplied Sciences, 2023
At present, numerous reflector antennas have been constructed worldwide on land. However, there are few applications of reflector antennas directly set off the coast.
Mengmei Mei   +3 more
doaj   +1 more source

Strain-deformation Reconstruction of Carbon Fiber Composite Laminates Based on BP Neural Network [PDF]

open access: yesMaterials Research, 2019
The Carbon Fiber Reinforced Polymer (CFRP) laminate structural components used in the aerospace and military domains require high precision and strong stability.
Guoping Ding   +3 more
doaj   +2 more sources

Research on Deformation Reconstruction Based on Structural Curvature of CFRP Propeller With Fiber Bragg Grating Sensor Network

open access: yesPhotonic Sensors, 2022
The deformation and reconstruction of the composite propeller under the static load in the laboratory is studied so as to provide the basic research for the deformation and reconstruction of the underwater deformed propeller. The fiber Bragg grating (FBG)
Guoping Ding   +3 more
doaj   +1 more source

A large-deflection deformation reconstruction method for semi-flexible plate nozzle based on strain-moment relationship

open access: yesXibei Gongye Daxue Xuebao, 2022
To enhance the health detection capability of the semi-flexible plate nozzle in a supersonic wind tunnel, a large-deflection deformation reconstruction algorithm for a semi-flexible plate nozzle based on the strain-moment relationship is developed.
YU Chengguo   +3 more
doaj   +1 more source

CONCRETE DEFORMATION MODEL FOR RECONSTRUCTED REINFORCED CONCRETE

open access: yesInternational Journal for Computational Civil and Structural Engineering, 2022
During the reconstruction, or upon expiration of the service life, as well as after external impact, reinforced concrete structures require examination and verification calculations. Existing diagrams of concrete deformation are focused on designing new
Vladimir Travush, Vasily Murashkin
doaj   +1 more source

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