Validation of a commercial deformable image registration for surface guided radiotherapy using an ad-hoc developed deformable phantom.
Sign Up to like & getrecommendations! Published in 2020 at "Medical physics"
DOI: 10.1002/mp.14527
Abstract: PURPOSE The use of optical surface systems (OSSs) for patient set-up verification in external radiation therapy is increasing. To manage potential deformations in a patient's anatomy, a novel deformable image registration (DIR) tool has been… read more here.
Keywords: image; positioning accuracy; anatomy; accuracy ... See more keywords
Nanometric positioning accuracy in the presence of presliding and sliding friction: Modelling, identification and compensation
Sign Up to like & getrecommendations! Published in 2017 at "Mechanics Based Design of Structures and Machines"
DOI: 10.1080/15397734.2016.1149487
Abstract: ABSTRACT Presliding and sliding frictional effects, limiting the performances of ultrahigh precision mechatronics devices, are studied in this work. The state-of-the-art related to frictional behavior in both motion regimes is, hence, considered, and the generalized… read more here.
Keywords: nanometric positioning; compensation; positioning accuracy; friction ... See more keywords
High-Precision GNSS/5G Integrated Positioning Method and Performance Analysis for Smartphones
Sign Up to like & getrecommendations! Published in 2025 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/ae2644
Abstract: In response to the rapid growth in demand for high-precision location-based services driven by the widespread adoption of smart devices, and considering the limited positioning accuracy and stability of global navigation satellite systems (GNSS) in… read more here.
Keywords: precision; gnss; positioning accuracy; high precision ... See more keywords
Novel Deep Hybrid and Ensemble Algorithms for Improving GPS Navigation Positioning Accuracy
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3272057
Abstract: GPS (Global Positioning System) has been a widespread system used for various purposes in today’s world and it is essential to suggest innovative effective solutions to improve its use and functions. The present study proposes… read more here.
Keywords: accuracy; hybrid ensemble; positioning accuracy; ensemble algorithms ... See more keywords
Modeling 5G-NR-Based Positioning Accuracy in Urban Environments
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Access"
DOI: 10.1109/access.2025.3551841
Abstract: Modeling phenomena influencing radiocommunication networks, such as 5G-NR, is a key aspect during their development and further optimization. In this paper, one proposes a model, for three different scenario types in urban environments, for user… read more here.
Keywords: based positioning; localization accuracy; modeling based; positioning accuracy ... See more keywords
A Binocular Vision/IMU MSCKF Localization Method Considering Dynamic Initialization and Loopback Detection
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2024.3487980
Abstract: Addressing the issue of excessive error accumulation in visual-inertial odometry under complex and adverse environments, leading to degraded positioning accuracy or even failure, this article proposes a dual-camera visual/inertial measurement unit (IMU) multistate constraint Kalman… read more here.
Keywords: detection; dynamic initialization; positioning accuracy; msckf ... See more keywords
Optimized Magnetic Gradient Tensor Array Algorithm for Enhanced Positioning Accuracy of Underwater Weak Magnetic Targets
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2024.3518563
Abstract: This research utilized an 8-fluxgate array, based on the magnetic gradient tensor (MGT) method, to perform positioning trials within a controlled aquatic environment. The experiment featured five designated locations and targeted marginal magnetic signals of… read more here.
Keywords: gradient tensor; magnetic gradient; algorithm; positioning accuracy ... See more keywords
A Dynamic Relative Positioning Method Based on LEOs-SOP/JTIDS/INS Combination
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2024.3521235
Abstract: To address the issue of limited relative positioning accuracy caused by insufficient measurement precision of low earth orbit satellite signals of opportunity (LEOs-SOP), an LEOs-SOP/joint tactical information distribution system (JTIDS)/inertial navigation system (INS) integrated relative… read more here.
Keywords: positioning accuracy; leos sop; relative positioning; positioning method ... See more keywords
Improving the Positioning Accuracy of UWB System for Complicated Underground NLOS Environments
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Systems Journal"
DOI: 10.1109/jsyst.2021.3083103
Abstract: The achievement of accurate and reliable localization is invariably a predominant bottleneck to the realization of shearer automation. Unfortunately, the positioning accuracy may significantly degrade and the yield may be unsatisfactory due to the existence… read more here.
Keywords: improving positioning; los nlos; accuracy; positioning accuracy ... See more keywords
6-DoF Full Robotic Calibration Based on 1-D Interferometric Measurements for Microscale and Nanoscale Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Automation Science and Engineering"
DOI: 10.1109/tase.2020.3031856
Abstract: This article proposes an original approach for robotic calibration that is based on measurements along a single direction (1-D). Among all applications, the field of microrobotics and nanorobotics has been chosen as case study because… read more here.
Keywords: robotic calibration; interferometric measurements; accuracy; calibration ... See more keywords
High-Precision Geometric Calibration Model for Spaceborne SAR Using Geometrically Constrained GCPs
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3345021
Abstract: The positioning accuracy of synthetic aperture radar (SAR) images is affected by factors, such as satellite platform instability, aging of on-board instruments, and environmental changes. Geometric calibration is a commonly employed and cost-effective method to… read more here.
Keywords: sar; positioning accuracy; model; geometric calibration ... See more keywords