Spherical CNNs estimate local fNL from full-sky CMB maps with errors approaching, but not yet matching, the optimal bispectrum estimator at nside up to 128.
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Towards detecting Primordial non-Gaussianity in the CMB using Spherical Convolutional Neural Networks
Spherical CNNs estimate local fNL from full-sky CMB maps with errors approaching, but not yet matching, the optimal bispectrum estimator at nside up to 128.