Rapid and Accurate Shape-Sensing Method Using a Multi-Core Fiber Bragg Grating-Based Optical Fiber [PDF]
SensorsShape-sensing optical fibers have become increasingly important in applications requiring flexible navigation, spatial awareness, and deformation monitoring.
Georgios Violakis +4 more
doaj +2 more sources
A Critical Comparison of Shape Sensing Algorithms: The Calibration Matrix Method versus iFEM [PDF]
SensorsTwo shape-sensing algorithms, the calibration matrix (CM) method and the inverse Finite Element Method (iFEM), were compared on their ability to accurately reconstruct displacements, strains, and loads and on their computational efficiency.
Cornelis de Mooij, Marcias Martinez
doaj +2 more sources
Application of Inverse Finite Element Method to Shape Sensing of Curved Beams [PDF]
Sensors, 2020 Curved beam, plate, and shell finite elements are commonly used in the finite element modeling of a wide range of civil and mechanical engineering structures.
Pierclaudio Savino +3 more
doaj +2 more sources
A Novel Catheter Shape-Sensing Method Based on Deep Learning with a Multi-Core Optical Fiber [PDF]
Sensors, 2023 In this paper, we propose a novel shape-sensing method based on deep learning with a multi-core optical fiber for the accurate shape-sensing of catheters and guidewires.
Fei Han +3 more
doaj +2 more sources
Temperature Sensing Shape Morphing Antenna (ShMoA)
Micromachines, 2022 Devices that can morph their functions on demand provide a rich yet unexplored paradigm for the next generation of electronic devices and sensors. For example, an antenna that can morph its shape can be used to adapt communication to different wireless ...
Wenxin Zeng, Wei Wang, Sameer Sonkusale
doaj +3 more sources
Hybrid Shell-Beam Inverse Finite Element Method for the Shape Sensing of Stiffened Thin-Walled Structures: Formulation and Experimental Validation on a Composite Wing-Shaped Panel [PDF]
Sensors, 2023 This work presents a novel methodology for the accurate and efficient elastic deformation reconstruction of thin-walled and stiffened structures from discrete strains.
Marco Esposito +3 more
doaj +2 more sources
Shape Sensing of a Complex Aeronautical Structure with Inverse Finite Element Method [PDF]
Sensors, 2021 The inverse Finite Element Method (iFEM) is receiving more attention for shape sensing due to its independence from the material properties and the external load. However, a proper definition of the model geometry with its boundary conditions is required,
Daniele Oboe +3 more
doaj +2 more sources
Optimisation of Sensor and Sensor Node Positions for Shape Sensing with a Wireless Sensor Network—A Case Study Using the Modal Method and a Physics-Informed Neural Network [PDF]
SensorsData of operational conditions of structural components, acquired, e.g., in structural health monitoring (SHM), is of great interest to optimise products from one generation to the next, for example, by adapting them to occurring operational loads.
Sören Meyer zu Westerhausen +3 more
doaj +2 more sources
Shape Sensing of Cantilever Column Using Hybrid Frenet–Serret Homogeneous Transformation Matrix Method [PDF]
SensorsThe Frenet–Serret (FS) framework stands as a pivotal tool in shape sensing for various infrastructures. However, this tool suffers from accumulative errors, particularly at inflection points where the normal vector undergoes sign changes. To minimize the
Peng Zhang +3 more
doaj +2 more sources
Shape Sensing of Hyper-Redundant Robots Using an AHRS IMU Sensor Network [PDF]
Sensors, 2022 The paper proposes a novel approach for shape sensing of hyper-redundant robots based on an AHRS IMU sensor network embedded into the structure of the robot.
Ciprian Lapusan +2 more
doaj +2 more sources