[HTML][HTML] MFO-Fusion: A Multi-Frame Residual-Based Factor Graph Optimization for GNSS/INS/LiDAR Fusion in Challenging GNSS Environments

Z Zou, G Wang, Z Li, R Zhai, Y Li - Remote Sensing, 2024 - mdpi.com
In various practical applications, such as autonomous vehicle and unmanned aerial vehicle
navigation, Global Navigation Satellite Systems (GNSSs) are commonly used for …

Indoor mobile robot localization applying IMU/stereo camera/LiDAR and graph-based optimization

L Zhang, L Zhang, R Gao, L Pan, C Xu… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
The navigation and positioning system of mobile robots using multisensor fusion has
become a research hotspot in the aspects of high accuracy, low computational complexity …

[HTML][HTML] A Hybrid Algorithm of LSTM and Factor Graph for Improving Combined GNSS/INS Positioning Accuracy during GNSS Interruptions

F Liu, H Zhao, W Chen - Sensors, 2024 - mdpi.com
In urban road environments, global navigation satellite system (GNSS) signals may be
interrupted due to occlusion by buildings and obstacles, resulting in reduced accuracy and …

A tightly coupled UWB/PDR fusion positioning algorithm for indoor environments

T Li, Z Deng, Y Zhang, W Dong… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Currently accurate indoor location services have become an important need for people.
Many new indoor positioning methods have been developed. Among them, the more …

GNSS Doppler Velocity Estimation Aided by 3D Map** Database

L Zhang, HF Ng, Y Zhong, G Zhang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The recent surge in the development of autonomous vehicles has increased the need for
reliable dynamic positioning of road agents in urban areas. Doppler frequency …

Spatiotemporal Calibration Based on Nonlinear Optimization for Heterogeneous Information Including GNSS Raw Data

Y Shi, B Lian, Y Zeng, Y Ma… - IEEE Transactions on …, 2025 - ieeexplore.ieee.org
Achieving high-precision positioning through multi-source integration has become an
inevitable trend in autonomous vehicle systems, and the spatiotemporal calibration of multi …

Accuracy-Enhanced IRS-Aided Target Sensing with RSS by Exploiting Path-Loss Fading

F Zhou, W Zhang, Z Gong, J Tang… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Mobile wireless sensing in communication networks has been well perceived as a
technology tendency. By applying commercial communication infrastructures, advanced …

[HTML][HTML] A Method for Assisting GNSS/INS Integrated Navigation System during GNSS Outage Based on CNN-GRU and Factor Graph

H Zhao, F Liu, W Chen - Applied Sciences, 2024 - mdpi.com
In complex urban road environments, vehicles inevitably experience frequent or sustained
interruptions of the Global Navigation Satellite System (GNSS) signal when passing through …