Physics-guided neural networks embedding SED templates achieve RMS error 0.0507, 0.13% outlier rate, and 0.0028 bias on 400,000 HSC galaxies, meeting two LSST requirements for z<3.
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Template-Fitting Meets Deep Learning: Redshift Estimation Using Physics-Guided Neural Networks
Physics-guided neural networks embedding SED templates achieve RMS error 0.0507, 0.13% outlier rate, and 0.0028 bias on 400,000 HSC galaxies, meeting two LSST requirements for z<3.