Author

Peijie Liu

2 papers indexed here

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Preprint Aug 2026

Efficient and Accurate Surrogate-Assisted Electromagnetic Parameter Calibration for 6G Digital Twin Channels

A Surrogate-assisted Grey Wolf Optimizer with Individual Memory (SGWO-IM) algorithm that simultaneously improves computational efficiency and calibration accuracy and effectively balances efficiency and accuracy for electromagnetic environment reconstruction is proposed.

Xiaofang Zou, Pan Tang, Peijie Liu et al. · 0 citations

Preprint Aug 2026

Site-specific Channel Modeling Based on Remote-Sensing Maps for 6G Space--Air--Ground Digital Twins

A remote-sensing-based augmented ray-tracing channel modeling framework that provides a site-specific channel modeling approach for 6G space--air--ground digital-twin studies and reduces the path loss RMSE.

Peijie Liu, Pan Tang, Jian-Hua Zhang et al. · 0 citations