Results 71 to 80 of about 161,184 (203)

A Review of Accelerometer Sensor and Gyroscope Sensor in IMU Sensors on Motion Capture

Journal of engineering and applied sciences, 2019
IMU is electronic devices that used on specific body, angular rate and sometimes magnetic fields surround the body, use combination of accelerometer sensor and gyroscopes sensor, sometimes magnetometer to but IMU usually just using accelerometer and ...
I. Faisal, T. Purboyo, Anton Siswo Raharjo Ansori   +2 more
semanticscholar   +1 more source

Electrostatic anti-spring-enhanced MEMS accelerometer with auto-tuning capability

Microsystems & Nanoengineering
This study introduces a MEMS accelerometer equipped with an adaptive tuning system for an electrostatic anti-spring. As the input acceleration increases, the sensitivity of the adaptive MEMS accelerometer decreases to compensate for the measurement range.
Chen Wang, Yao Yuan, Milad Shojaeian, Sina Sadeghpour, Huafeng Liu, Yuan Wang, Hang Gao, Jin-Hu Dou, Pan Zhang, Rui P. Martins, Pui-in Mak   +10 more
doaj   +1 more source

Leveraging the accelerometer data for precise blood pressure assessment and management

Sensing and Bio-Sensing Research
In recent years, the use of accelerometer data in biosensors, which tracks physical activity levels and mobility, has gained more attention. Accelerometers offer enormous promise in the field of blood pressure measurement in addition to being utilized ...
Jipsa Chelora Veetil, Iyappan Gunasekaran, Zainab Riaz, Alireza Keramat   +3 more
doaj   +1 more source

Agreement between pedometer and accelerometer in measuring physical activity in overweight and obese pregnant women

BMC Public Health, 2011
Background Inexpensive, reliable objective methods are needed to measure physical activity (PA) in large scale trials. This study compared the number of pedometer step counts with accelerometer data in pregnant women in free-living conditions to assess ...
McParlin Catherine, Tennant Peter WG, Kinnunen Tarja I, Poston Lucilla, Robson Stephen C, Bell Ruth   +5 more
doaj   +1 more source

A review of accelerometer-derived physical activity in the idiopathic inflammatory myopathies

BMC Rheumatology, 2019
Background The idiopathic inflammatory myopathies (IIMs) are a group of rare conditions characterised by muscle inflammation (myositis). Accurate disease activity assessment is vital in both clinical and research settings, however, current available ...
Alexander Oldroyd, Max A. Little, William Dixon, Hector Chinoy   +3 more
doaj   +1 more source

Objective tremor monitoring using tri-axis accelerometer in MRgFUS thalamotomy for essential tremor: a feasibility study

Therapeutic Advances in Neurological Disorders
Background: Magnetic resonance-guided focused ultrasound (MRgFUS) thalamotomy has shown promising results in treating pharmaco-resistant essential tremor (ET).
Kai-Chun Liu, Antonella Macerollo, Hoon-Ming Heng, Pei-Chiang Chen, Ming-Kuei Lu, Chun Ming Chen, Chon-Haw Tsai, Jui-Cheng Chen   +7 more
doaj   +1 more source

On-Ground Calibration of a Nano-G Accelerometer for Micro-Vibration Monitoring in Space on a Dual-Axis Indexing Device

Sensors
High-sensitivity accelerometers are essential for spacecraft micro-vibration monitoring. This study proposes a procedure to facilitate precise on-ground calibration of such accelerometers with a limited operational range by rotating to multiple positions
Yang Zhou, Zhi Li, Qiangwei Xu, Xiangchun Li   +3 more
doaj   +1 more source

Three-Component Accelerometer Based on Distributed Optical Fiber Sensing

Sensors
The three-component accelerometer array has garnered significant attention in seismic wave detection. In this paper, we designed a three-dimensional optical fiber accelerometer based on a circular cross-section cantilever beam and distributed optical ...
Zongxiao Zhang, Qingwen Liu, Rongrong Niu, Zuyuan He   +3 more
doaj   +1 more source

Assessing adherence to physical activity guidelines and correlates among older Korean adults with a focus on 10-minute bout duration using subjective and objective measures.

PLoS ONE
BackgroundUnderstanding physical activity (PA) patterns in older adults is crucial for effectively promoting adherence to PA guidelines. However, measuring PA can be challenging because it involves a balance between ease of administration and accuracy of
Junhui Park, Su Hyun Kim, Young Hoon Kim, Chang-Hyung Lee   +3 more
doaj   +1 more source

Integrated sensor analysis for GRACE – development and validation [PDF]

Advances in Geosciences, 2003
The focus of this article is on the accelerometer on board the two GRACE (Gravity Recovery and Climate Experiment) satellites. In a first analysis the accelerometer system is studied.
B. Frommknecht, H. Oberndorfer, F. Flechtner, R. Schmidt   +3 more
doaj