Neural city maps for GNSS nlos prediction

D Neamati, S Gupta, M Partha, G Gao - … Meeting of the Satellite Division of …, 2023 - ion.org
Tall city structures and street-side vegetation block signals from the Global Navigation
Satellite Systems (GNSS) and impede localization in urban settings. To improve accuracy …

Neural city maps for gnss shadow matching

D Neamati, M Partha, S Gupta, G Gao - … Meeting of the Satellite Division of …, 2024 - ion.org
Shadow matching is a core component of urban localization with the Global Navigation
Satellite System (GNSS). Shadow matching provides a general formulation to match line-of …

Self-Supervised Tight Coupling of GNSS with Neural Radiance Fields for UAV Navigation

A Mohanty, G Gao - Proceedings of the 37th International Technical …, 2024 - ion.org
Unmanned Aerial Vehicles (UAVs) and urban air mobility (UAM) technologies are
revolutionizing transportation and service delivery in urban environments. However, these …

Robust 3D Map-Matching with Visual Environment Features for Neural City Maps

M Partha, D Neamati, S Gupta, G Gao - … Meeting of the Satellite Division of …, 2024 - ion.org
In GNSS-degraded environments such as urban canyons, vision-based localization systems
can be a critical method for obtaining accurate and robust positioning solutions. Typically …

Fusing GNN-enhanced GNSS with Neural Radiance Fields for UAV Navigation

A Mohanty, G Gao - Proceedings of the 2024 International Technical …, 2024 - ion.org
Global Navigation Satellite System (GNSS) is a commonly used sensor for Unmanned Aerial
Vehicle (UAV) localization. However, GNSS-based localization is affected by challenges at …