Results 31 to 40 of about 714,937 (283)

Analytical and Experimental Investigation of Electromagnetic Tracking System for Location and Orientation Estimation

open access: yesIEEE Access, 2023
This paper presents the development of an electromagnetic (EM) tracking system that consists of a pyramid field generator (PFG) of five excitation coils and a sensing coil for location and orientation estimation.
Chun-Yeon Lin   +4 more
doaj   +1 more source

Unscented Orientation Estimation Based on the Bingham Distribution [PDF]

open access: yes, 2013
Orientation estimation for 3D objects is a common problem that is usually tackled with traditional nonlinear filtering techniques such as the extended Kalman filter (EKF) or the unscented Kalman filter (UKF).
Gilitschenski, Igor   +3 more
core   +1 more source

Empirical Earth rotation model: a consistent way to evaluate Earth orientation parameters [PDF]

open access: yes, 2006
It is customary to perform analysis of the Earth's rotation in two steps: first, to present results of estimation of the Earth orientation parameters in the form of time series based on a simplified model of variations of the Earth's rotation for a short
Petrov, L.
core   +3 more sources

Micromagnetometer Calibration for Accurate Orientation Estimation [PDF]

open access: yesIEEE Transactions on Biomedical Engineering, 2015
Micromagnetometers, together with inertial sensors, are widely used for attitude estimation for a wide variety of applications. However, appropriate sensor calibration, which is essential to the accuracy of attitude reconstruction, must be performed in advance.
Zhi-Qiang, Zhang, Guang-Zhong, Yang
openaire   +2 more sources

Semantic-Structure-Aware Multi-Level Information Fusion for Robust Global Orientation Optimization of Autonomous Mobile Robots

open access: yesSensors, 2023
Multi-camera-based simultaneous localization and mapping (SLAM) has been widely applied in various mobile robots under uncertain or unknown environments to accomplish tasks autonomously.
Guofei Xiang   +3 more
doaj   +1 more source

Compensation of Magnetic Disturbances Improves Inertial and Magnetic Sensing of Human Body Segment Orientation [PDF]

open access: yes, 2005
This paper describes a complementary Kalman filter design to estimate orientation of human body segments by fusing gyroscope, accelerometer, and magnetometer signals from miniature sensors. Ferromagnetic materials or other magnetic fields near the sensor
Baten, Chris T.M.   +3 more
core   +3 more sources

Towards improving aspect-oriented software reusability estimation

open access: yesScientific Reports, 2023
Abstract Nowadays, large numbers of organizations may opt for Aspect-Oriented Programming (AOP), which is an enhancement to Object-Oriented Programming (OOP). This is due to the addition of a number of concepts that have assisted in the production of more flexible and reusable components.
Aws A. Magableh   +3 more
openaire   +3 more sources

Implicit 3D Orientation Learning for 6D Object Detection from RGB Images [PDF]

open access: yes, 2018
We propose a real-time RGB-based pipeline for object detection and 6D pose estimation. Our novel 3D orientation estimation is based on a variant of the Denoising Autoencoder that is trained on simulated views of a 3D model using Domain Randomization ...
BT Phong   +11 more
core   +2 more sources

Adaptive Morphological Framework for 3D Directional Filtering

open access: yesImage Analysis and Stereology, 2022
Engineering materials often feature lower dimensional and directed structures such as cracks, fibers, or closed facets in foams. The characterization of such structures in 3D is of particular interest in various applications in materials science.
Tin Barisin   +3 more
doaj   +1 more source

Position and Orientation Estimation through Millimeter Wave MIMO in 5G Systems [PDF]

open access: yes, 2017
Millimeter wave signals and large antenna arrays are considered enabling technologies for future 5G networks. While their benefits for achieving high-data rate communications are well-known, their potential advantages for accurate positioning are largely
Destino, Giuseppe   +4 more
core   +3 more sources

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