3 papers
cs.IT2024
High-Efficiency Urban 3D Radio Map Estimation Based on Sparse Measurements
Xinwei Chen, Xiaofeng Zhong, Zijian Zhang +2
Recent widespread applications for unmanned aerial vehicles (UAVs) -- from infrastructure inspection to urban logistics -- have prompted an urgent need for high-accuracy three-dime…
eess.SP2024
Permittivity Estimation in Ray-tracing Using Path Loss Data based on GAMP
Yuanhao Jiang, Shidong Zhou, Xiaofeng Zhong
In this paper, we propose a modified Generalized Approximate Message Passing (GAMP) algorithm to estimate permittivity parameters using path loss data in ray-tracing model.
cs.MM2014
Recommendation Scheme Based on Converging Properties for Contents Broadcasting
Jian Sun, Xiaofeng Zhong, Xuan Zhou +1
Popular videos are often clicked by a mount of users in a short period. With content recommendation, the popular contents could be broadcast to the potential users in wireless netw…