3 papers
cs.LG2026
Detecting Transportation Mode Using Dense Smartphone GPS Trajectories and Transformer Models
Yuandong Zhang, Othmane Echchabi, Tianshu Feng +3
Transportation mode detection is an important topic within GeoAI and transportation research. In this study, we introduce SpeedTransformer, a novel Transformer-based model that rel…
eess.SP2025
OpenPathNet: An Open-Source RF Multipath Data Generator for AI-Driven Wireless Systems
Lizhou Liu, Xiaohui Chen, Wenyi Zhang
The convergence of artificial intelligence (AI) and sixth-generation (6G) wireless technologies is driving an urgent need for large-scale, high-fidelity, and reproducible radio fre…
eess.SP2025
PINN and GNN-based RF Map Construction for Wireless Communication Systems
Lizhou Liu, Xiaohui Chen, Zihan Tang +2
Radio frequency (RF) map is a promising technique for capturing the characteristics of multipath signal propagation, offering critical support for channel modeling, coverage analys…