Results 21 to 30 of about 7,605 (220)

An Increase in Estimation Accuracy Position Determination of Inertial Measurement Units

open access: yesMATEC Web of Conferences, 2016
This paper deals with an increase in measurement accuracy of the Inertial Measurement Units (IMU). In the Inertial Navigation Systems (INS) a fusion of gyroscopes, accelerometers and in some cases magnetometers are typically used.
Beran Ladislav   +2 more
doaj   +1 more source

Drilling Tool Attitude Dynamic Measurement Algorithm Based on Composite Inertial Measurement Unit

open access: yesMathematics
Drilling tool attitude parameters are crucial for achieving precise directional drilling and trajectory control. Navigation systems based on redundant micro-electro-mechanical systems inertial measurement units (MEMS-IMU) significantly improve the ...
Lingda Hu   +4 more
doaj   +1 more source

Comparison of GPS and IMU systems for total distance, velocity, acceleration and deceleration measurements during small-sided games in soccer

open access: yesCogent Social Sciences, 2023
Physical variables from soccer training are commonly quantified by using global positioning systems (GPS) and/or inertial measurement unit (IMU) systems.
Simen Sandmæl, Terje Dalen
doaj   +1 more source

Detection of Ground Contact Times with Inertial Sensors in Elite 100-m Sprints under Competitive Field Conditions

open access: yesSensors, 2021
This study describes a method for extracting the stride parameter ground contact time (GCT) from inertial sensor signals in sprinting. Five elite athletes were equipped with inertial measurement units (IMU) on their ankles and performed 34 maximum 50 and
Patrick Blauberger   +2 more
doaj   +1 more source

Mobile robot indoor dual Kalman filter localisation based on inertial measurement and stereo vision

open access: yesCAAI Transactions on Intelligence Technology, 2019
This study presents a novel navigation method designed to support a real-time, efficient, accurate indoor localisation for mobile robot system. It is applicable for inertial measurement units (IMU) consisting of gyroscopes, accelerometers, and magnetic ...
Lei Cheng   +4 more
doaj   +1 more source

Mini-Logger- A Wearable Inertial Measurement Unit (IMU) for Postural Sway Analysis

open access: yes2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 2020
Postural instability assessment is an important tool in fall risk analysis and for timely intervention of falls to reduce or prevent fall injuries. Traditionally fall risk is measured though postural sway assessment and is collected through forceplates by mapping Center of Pressure (COP) excursions or using motion analysis camera system for marker sway
Pollind, Michael, Soangra, Rahul
openaire   +4 more sources

1‐D Collocated Dual‐Gradient Sensory Fibers for Comprehensive Sensing and Decoding of Complex Human Motion and Physiology

open access: yesAdvanced Materials, EarlyView.
Coupled materials design enables a monolithic fiber that integrates complementary sensing regimes into a single wearable strand. By preserving informative signal features across subtle physiological deformation, large body motion, and mixed mechanical inputs, the dual‐gradient architecture generates synchronized, less redundant outputs that improve ...
Yunheum Lee   +13 more
wiley   +1 more source

A hybrid indoor localization algorithm based on RSSI and inertial navigation

open access: yesDianxin kexue, 2017
To cater for the requirements of high-precision indoor localization algorithms,a hybrid indoor localization algorithm based on received signal strength identification (RSSI) and inertial navigation was proposed.This algorithm used fingerprint ...
Yaping ZHU   +5 more
doaj   +2 more sources

Auto-Correction of 3D-Orientation of IMUs on Electric Bicycles

open access: yesSensors, 2020
The application of inertial measurement units (IMU) in electronically power-assisted cycles (EPACs) has become increasingly important for improving their functionalities. One central issue of such an application is to calibrate the orientation of the IMU
Jan Schnee   +3 more
doaj   +1 more source

A Vibration Sensing Device Using a Six-Axis IMU and an Optimized Beam Structure for Activity Monitoring

open access: yesSensors, 2023
Activity monitoring of living creatures based on the structural vibration of ambient objects is a promising method. For vibration measurement, multi-axial inertial measurement units (IMUs) offer a high sampling rate and a small size compared to geophones,
Pieter Try, Marion Gebhard
doaj   +1 more source

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