AI RESEARCH
Wideband RF Radiance Field Modeling Using Frequency-embedded 3D Gaussian Splatting
arXiv CS.LG
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ArXi:2505.20714v3 Announce Type: replace-cross Indoor environments typically contain diverse RF signals distributed across multiple frequency bands, including NB-IoT, Wi-Fi, and millimeter-wave. Consequently, wideband RF modeling is essential for practical applications such as joint deployment of heterogeneous RF systems, cross-band communication, and distributed RF sensing. Although 3D Gaussian Splatting (3DGS) techniques effectively reconstruct RF radiance fields at a single frequency, they cannot model fields at arbitrary or unknown frequencies across a wide range.