4 papers
MARS: Radio Map Super-resolution and Reconstruction Method under Sparse Channel Measurements
Chuyun Deng, Na Liu, Wei Xie +2
Radio maps reflect the spatial distribution of signal strength and are essential for applications like smart cities, IoT, and wireless network planning. However, reconstructing acc…
Measurements and Modeling of Air-Ground Integrated Channel in Forest Environment Based on OFDM Signals
Zhe Xiao, Shu Sun, Na Liu +2
Forests are frequently impacted by climate conditions, vegetation density, and intricate terrain and geology, which contribute to natural disasters. Personnel engaged in or support…
DULRTC-RME: A Deep Unrolled Low-rank Tensor Completion Network for Radio Map Estimation
Yao Wang, Xin Wu, Lianming Xu +2
Radio maps enrich radio propagation and spectrum occupancy information, which provides fundamental support for the operation and optimization of wireless communication systems. Tra…
Two-Stage Radio Map Construction with Real Environments and Sparse Measurements
Yifan Wang, Shu Sun, Na Liu +2
Radio map construction based on extensive measurements is accurate but expensive and time-consuming, while environment-aware radio map estimation reduces the costs at the expense o…