Results 31 to 40 of about 47,918 (296)

FastFusion: Real-Time Indoor Scene Reconstruction with Fast Sensor Motion

open access: yesRemote Sensing, 2022
Real-time 3D scene reconstruction has attracted a great amount of attention in the fields of augmented reality, virtual reality and robotics. Previous works usually assumed slow sensor motions to avoid large interframe differences and strong image blur ...
Zunjie Zhu   +6 more
doaj   +1 more source

Deformable model reconstruction of the subarachnoid space [PDF]

open access: yesMedical Imaging 2018: Image Processing, 2018
The subarachnoid space is a layer in the meninges that surrounds the brain and is filled with trabeculae and cerebrospinal fluid. Quantifying the volume and thickness of the subarachnoid space is of interest in order to study the pathogenesis of neurodegenerative diseases and compare with healthy subjects.
Jeffrey Glaister   +7 more
openaire   +2 more sources

Safety and Stability Analysis of Demolition and Reconstruction of Existing Railway Bridge Piers and Caps

open access: yesApplied Sciences, 2023
The process of bridge reconstruction often involves the demolition and reconstruction of bridge piers and caps, while most of the construction methods used in the previous bridge reconstruction projects changed the bridge-bearing positions. In this paper,
Pengxu Pan, Wei Chen, Pei Wu
doaj   +1 more source

Deformation Monitoring and Shape Reconstruction of Flexible Planer Structures Based on FBG

open access: yesMicromachines, 2022
To reduce the dependence of real-time deformation monitoring and shape reconstruction of flexible planar structures on experience, mathematical models, specific structural curvature (shape) sensors, etc., we propose a reconstruction approach based on FBG
Huifeng Wu   +4 more
doaj   +1 more source

Assessment of a structural health monitoring technique through synthetic data generation [PDF]

open access: yesFME Transactions, 2016
This work assesses the accuracy of a structural health monitoring (SHM) technique previously presented in the literature. The SHM technique under exam relies on a modal decomposition method and is intended to reconstruct the distributed deflection and ...
Panciroli Riccardo
doaj  

3D Laplacian Surface Deformation for Template Fitting on Craniofacial Reconstruction [PDF]

open access: yes, 2020
Computer-based craniofacial reconstruction utilizes medical imaging for forensic identification and medical reconstruction surgery, enables sophisticated three-dimension object representation and visualization. Reconstruction process involves deformation
I. Ketut Eddy Purnama   +5 more
core   +1 more source

Semi-automated stereoradiographic upper limb 3D reconstructions using a combined parametric and statistical model: a preliminary study [PDF]

open access: yes, 2011
PURPOSE: Quantitative assessment of 3D clinical indices may be crucial for elbow surgery planning. 3D parametric modeling from bi-planar radiographs was successfully proposed for spine and lower limb clinical investigation as an alternative for CT-scan ...
CLAIREMIDI, Alain   +17 more
core   +1 more source

Deformation Field Reconstruction Algorithm of Frame Structure Based on iBeam3 Element

open access: yesNanjing Hangkong Hangtian Daxue Xuebao
Structural deformation, as one of the important indicators of structural health monitoring, is crucial for evaluating structural strength performance. In practical engineering, due to engineering use and other factors, the number and placement of strain ...
LI Longfei   +3 more
doaj   +1 more source

Displacement field reconstruction technique for plate-like structures based on model superposition method

open access: yesMeasurement + Control, 2023
To achieve real-time sensing and deformation reconstruction of flexible plate structure, a 3D reconstruction technique based on a quasi-distributed fiber grating sensor network and order-optimized modal superposition method is proposed.
Jie Yan   +7 more
doaj   +1 more source

A shape-partitioned statistical shape model for highly deformed femurs using X-ray images

open access: yesComputer Assisted Surgery, 2022
To develop a patient-specific 3 D reconstruction of a femur modeled using the statistical shape model (SSM) and X-ray images, it is assumed that the target shape is not outside the range of variations allowed by the SSM built from a training dataset.
Jongho Chien   +3 more
doaj   +1 more source

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