FR3 Path Loss in Outdoor Corridors: Physics-Guided Two-Ray Residual Learning
Date Issued
2025-08
Author(s) USM
DOI
10.3390/math13172713
Abstract
Accurate path-loss characterization in the upper mid-band is critical for 5G/6G outdoor planning, yet classical deterministic expressions lose fidelity at 18 GHz, and purely data-driven regressors offer limited physical insight. We present a physics-guide
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