English
Related papers

Related papers: An FBG-based Stiffness Estimation Sensor for In-vi…

200 papers

Grasp synthesis for 3D deformable objects remains a little-explored topic, most works aiming to minimize deformations. However, deformations are not necessarily harmful -- humans are, for example, able to exploit deformations to generate…

Robotics · Computer Science 2023-09-27 Tran Nguyen Le , Jens Lundell , Fares J. Abu-Dakka , Ville Kyrki

Flexible tactile sensors are increasingly used in real-world applications such as robotic grippers, prosthetic hands, wearable gloves, and assistive devices, where they need to conform to curved and irregular surfaces. However, most…

Robotics · Computer Science 2025-11-04 Luoyan Zhong , Heather Jin Hee Kim , Dylan P. Losey , Cara M. Nunez

To address the challenges associated with shape sensing of continuum manipulators (CMs) using Fiber Bragg Grating (FBG) optical fibers, we feature a unique shape sensing assembly utilizing solely a single Optical Frequency Domain…

Robotics · Computer Science 2024-05-29 Mobina Tavangarifard , Wendy Rodriguez Ovalle , Farshid Alambeigi

Photoplethysmogram (PPG) signal-based blood pressure (BP) estimation is a promising candidate for modern BP measurements, as PPG signals can be easily obtained from wearable devices in a non-invasive manner, allowing quick BP measurement.…

Signal Processing · Electrical Eng. & Systems 2021-03-01 Hyeongju Kim , Woo Hyun Kang , Hyeonseung Lee , Nam Soo Kim

We introduce a unified framework for gentle robotic grasping that synergistically couples real-time friction estimation with adaptive grasp control. We propose a new particle filter-based method for real-time estimation of the friction…

Robotics · Computer Science 2026-03-10 Zhenwei Niu , Xiaoyi Chen , Jiayu Hu , Zhaoyang Liu , Tang Jian , Xiaozu Ju

For objects of "large" vibration size such as waves on the sea surface, the choice of measurement method can create different understandings of system behavior. In one case, laser vibrometry measurements of a vibrating bar in a controlled…

Instrumentation and Detectors · Physics 2021-02-23 Michael C. Kobold , Michael McKinley

Structural and mechanical differences between cancerous and healthy tissue give rise to variations in macroscopic properties such as visual appearance and elastic modulus that show promise as signatures for early cancer detection. Atomic…

In this paper, a non-uniform rational B-spline based iso-geometric finite element method is used to study the static and dynamic characteristics of functionally graded material (FGM) plates. The material properties are assumed to be graded…

The new method is proposed to monitor the level of currently accumulated fatigue and estimate it by the several statistical methods. The experimental software application was developed and used to get data from sensors (accelerometer, GPS,…

Computational Engineering, Finance, and Science · Computer Science 2016-05-18 Nikita Gordienko

Energy resolved neutron transmission techniques can provide high-resolution images of strain within polycrystalline samples allowing the study of residual strain and stress in engineered components. Strain is estimated from such data by…

Computational Engineering, Finance, and Science · Computer Science 2020-04-28 Johannes Hendriks , Nicholas O'Dell , Adrian Wills , Anton Tremsin , Christopher Wensrich , Takenao Shinohara

This study proposes a retinal prosthetic simulation framework driven by visual fixations, inspired by the saccade mechanism, and assesses performance improvements through end-to-end optimization in a classification task. Salient patches are…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Yuli Wu , Do Dinh Tan Nguyen , Henning Konermann , Rüveyda Yilmaz , Peter Walter , Johannes Stegmaier

In this paper, a novel tactile sensing mechanism for soft robotic fingers is proposed. Inspired by the proprioception mechanism found in mammals, the proposed approach infers tactile information from a strain sensor attached on the finger's…

Robotics · Computer Science 2021-07-07 Chang Cheng , Yadong Yan , Mingjun Guan , Jianan Zhang , Yu Wang

We demonstrate the design of a matterwave interferometer to measure acceleration in one dimension with high precision. The system we base this on consists of ultracold atoms in an optical lattice potential created by interfering laser…

Quantum Physics · Physics 2024-12-02 Liang-Ying Chih , Murray Holland

Real-time vital sign monitoring is gaining immense significance not only in the medical field but also in personal health management. Facing the needs of different application scenarios of the smart and healthy city in the future, the…

Systems and Control · Electrical Eng. & Systems 2024-05-27 Dingding Liang , Yang Chen , Jiawei Gao , Taixia Shi , Jianping Yao

One of the most important object properties that humans and robots perceive through touch is hardness. This paper investigates information-theoretic active sampling strategies for sample-efficient hardness classification with vision-based…

Human limb motion tracking and recognition plays an important role in medical rehabilitation training, lower limb assistance, prosthetics design for amputees, feedback control for assistive robots, etc. Lightweight wearable sensors,…

Signal Processing · Electrical Eng. & Systems 2022-06-30 Jiao Suo , Yifan Liu , Clio Cheng , Keer Wang , Meng Chen , Ho-yin Chan , Roy Vellaisamy , Ning Xi , Vivian W. Q. Lou , Wen Jung Li

A high speed quasi-distributed demodulation method based on the microwave photonics and the chromatic dispersion effect is designed and implemented for weak fiber Bragg gratings (FBGs). Due to the effect of dispersion compensation fiber…

Instrumentation and Detectors · Physics 2018-07-04 Lei Zhou , ZhengYing Li , Na Xiang

Knee orthotic devices are widely proposed by physicians and medical practitioners for preventive or therapeutic objectives in relation with their effects, usually known as to stabilize joint or restrict ranges of motion. This study focuses…

Medical Physics · Physics 2014-09-22 Baptiste Pierrat , Jérôme Molimard , Paul Calmels , Laurent Navarro , Stéphane Avril

Objective- Heart rate monitoring using wrist type Photoplethysmographic (PPG) signals is getting popularity because of construction simplicity and low cost of wearable devices. The task becomes very difficult due to the presence of various…

In the case of breast cancer, as with most cancers, early detection can significantly improve a person's chances of survival. This makes it important for there to be an effective and accessible means of regularly checking for manifestations…

Image and Video Processing · Electrical Eng. & Systems 2019-08-28 John Anthony C. Jose , Phoebe Mae L. Ching , Melvin K. Cabatuan