Results 1 to 10 of about 123,071 (160)

Effects of Data Augmentation on the Nine-Axis IMU-Based Orientation Estimation Accuracy of a Recurrent Neural Network [PDF]

open access: yesSensors, 2023
The nine-axis inertial and measurement unit (IMU)-based three-dimensional (3D) orientation estimation is a fundamental part of inertial motion capture.
Ji Seok Choi, Jung Keun Lee
doaj   +4 more sources

Cyclist Orientation Estimation Using LiDAR Data [PDF]

open access: yesSensors, 2023
It is crucial for an autonomous vehicle to predict cyclist behavior before decision-making. When a cyclist is on real traffic roads, his or her body orientation indicates the current moving directions, and his or her head orientation indicates his or her
Hyoungwon Chang   +4 more
doaj   +2 more sources

Influence of Sampling Rate on Wearable IMU Orientation Estimation Accuracy for Human Movement Analysis [PDF]

open access: yesSensors
Wearable inertial measurement units (IMUs) have been widely used in human movement analysis outside the laboratory. However, the IMU-based orientation estimation remains challenging, particularly in scenarios involving relatively fast movements ...
Bingfei Fan   +6 more
doaj   +2 more sources

BROAD—A Benchmark for Robust Inertial Orientation Estimation

open access: yesData, 2021
Inertial measurement units (IMUs) enable orientation, velocity, and position estimation in several application domains ranging from robotics and autonomous vehicles to human motion capture and rehabilitation engineering.
Daniel Laidig   +3 more
doaj   +3 more sources

Time and Frequency Domain Analysis of IMU-Based Orientation Estimation Algorithms with Comparison to Robotic Arm Orientation as Reference [PDF]

open access: yesSensors
This work focuses on time and frequency domain analyses of IMU-based orientation estimation algorithms, including indirect Kalman (IKF), Madgwick (MF), and complementary (CF) filters.
Ruslan Sultan, Steffen Greiser
doaj   +2 more sources

Machine Learning to Improve Orientation Estimation in Sports Situations Challenging for Inertial Sensor Use [PDF]

open access: yesFrontiers in Sports and Active Living, 2021
In sports, inertial measurement units are often used to measure the orientation of human body segments. A Madgwick (MW) filter can be used to obtain accurate inertial measurement unit (IMU) orientation estimates.
Marit P. van Dijk   +5 more
doaj   +2 more sources

Analysis of the Accuracy of Ten Algorithms for Orientation Estimation Using Inertial and Magnetic Sensing under Optimal Conditions: One Size Does Not Fit All [PDF]

open access: yesSensors, 2021
The orientation of a magneto and inertial measurement unit (MIMU) is estimated by means of sensor fusion algorithms (SFAs) thus enabling human motion tracking. However, despite several SFAs implementations proposed over the last decades, there is still a
Marco Caruso   +6 more
doaj   +2 more sources

An Adaptive Orientation Estimation Method for Magnetic and Inertial Sensors in the Presence of Magnetic Disturbances [PDF]

open access: yesSensors, 2017
Magnetic and inertial sensors have been widely used to estimate the orientation of human segments due to their low cost, compact size and light weight. However, the accuracy of the estimated orientation is easily affected by external factors, especially ...
Bingfei Fan   +3 more
doaj   +2 more sources

How Magnetic Disturbance Influences the Attitude and Heading in Magnetic and Inertial Sensor-Based Orientation Estimation [PDF]

open access: yesSensors, 2017
With the advancements in micro-electromechanical systems (MEMS) technologies, magnetic and inertial sensors are becoming more and more accurate, lightweight, smaller in size as well as low-cost, which in turn boosts their applications in human movement ...
Bingfei Fan, Qingguo Li, Tao Liu
doaj   +2 more sources

Probabilistic Pose Estimation From Multiple Hypotheses

open access: yesIEEE Access, 2023
Pose estimation assesses the 6D pose of one or many objects in a scene. Considerable attention has been dedicated to the advancement of pose estimation algorithms capable of identifying the orientation of multiple objects within a scene in cases where ...
Omar Del-Tejo-Catala   +5 more
doaj   +1 more source

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