Multi-epoch 3D-mapping-aided positioning using Bayesian filtering techniques

Q Zhong, PD Groves - NAVIGATION: Journal of the Institute of …, 2022 - navi.ion.org
The performance of different filtering algorithms combined with 3D mapping-aided (3DMA)
techniques is investigated in this paper. Several single-and multi-epoch filtering algorithms …

DeepGPS: Deep Learning Enhanced GPS Positioning in Urban Canyons

Z Liu, J Liu, X Xu, K Wu - IEEE Transactions on Mobile …, 2022 - ieeexplore.ieee.org
Global Positioning System (GPS) has benefited many novel applications, eg, navigation,
ride-sharing, and location-based services, in our daily life. Although GPS works well in most …

[HTML][HTML] Real-time loosely coupled 3DMA GNSS/Doppler measurements integration using a graph optimization and its performance assessments in urban canyons of …

HF Ng, LT Hsu, MJL Lee, J Feng, T Naeimi, M Beheshti… - Sensors, 2022 - mdpi.com
Smart health applications have received significant attention in recent years. Novel
applications hold significant promise to overcome many of the inconveniences faced by …

GNSS RUMS: GNSS realistic urban multiagent simulator for collaborative positioning research

G Zhang, B Xu, HF Ng, LT Hsu - Remote Sensing, 2021 - mdpi.com
Accurate localization of road agents (GNSS receivers) is the basis of intelligent
transportation systems, which is still difficult to achieve for GNSS positioning in urban areas …

Multi-agent collaborative GNSS/camera/INS integration aided by inter-ranging for vehicular navigation in urban areas

W Wen, X Bai, G Zhang, S Chen, F Yuan, LT Hsu - IEEE access, 2020 - ieeexplore.ieee.org
Achieving accurate and reliable positioning in dynamic urban scenarios using low-cost
vehicular onboard sensors, such as the global navigation satellite systems (GNSS), camera …

A Framework for Graphical GNSS Multipath and NLOS Mitigation

P Xu, G Zhang, Y Zhong, B Yang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Positioning in urban areas is still a challenge due to non-line-of-sight (NLOS) and multipath
reception. This paper explores the geometrical characteristics of the GNSS ranging …

Pedestrian smartphone navigation based on weighted graph factor optimization utilizing GPS/BDS multi-constellation

C Chen, J Zhu, Y Bo, Y Chen, C Jiang, J Jia, Z Duan… - Remote Sensing, 2023 - mdpi.com
Many studies have focused on the smartphone-based global navigation satellite system
(GNSS) for its portability. However, complex urban environments, such as urban canyons …

Performance assessment of GNSS diffraction models in urban areas

G Zhang, L Hsu - Navigation, 2021 - Wiley Online Library
The GNSS performance is significantly degraded in urban canyons because of the signal
interferences caused by buildings. Besides the multipath and non‐line‐of‐sight (NLOS) …

Enhanced GNSS spoofing detector via multiple-epoch inertial navigation sensor prediction in a tightly-coupled system

L Zhang, H Zhao, C Sun, L Bai, W Feng - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Global navigation satellite system (GNSS) signals have open structure and weak power,
which is vulnerable to spoofing attacks. The Innovation-based detection technique has been …

Collaborative accurate vehicle positioning based on global navigation satellite system and vehicle network communication

H Yang, J Hong, L Wei, X Gong, X Xu - Electronics, 2022 - mdpi.com
Intelligence is a direction of development for vehicles and transportation. Accurate vehicle
positioning plays a vital role in intelligent driving and transportation. In the case of …