mmDiff provides an end-to-end differentiable ray-tracing framework that uses a directional scattering approximation to make mmWave simulation robust to noise in reconstructed geometry while supporting material calibration and channel prediction.
RF-3DGS: Wireless Channel Modeling with Radio Radiance Field and 3D Gaussian Splat- ting, 2025
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mmDiff: A Noise-Robust Differentiable Ray-Tracing Framework for mmWave Scene Calibration and Channel Prediction
mmDiff provides an end-to-end differentiable ray-tracing framework that uses a directional scattering approximation to make mmWave simulation robust to noise in reconstructed geometry while supporting material calibration and channel prediction.