A frequency-rectified loss on spherical harmonic coefficients modestly improves neural BRDF reconstruction and editing on MERL, but reproducibility and evaluation issues weaken the claim.
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FreNBRDF: A Frequency-Rectified Neural Material Representation
A frequency-rectified loss on spherical harmonic coefficients modestly improves neural BRDF reconstruction and editing on MERL, but reproducibility and evaluation issues weaken the claim.