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Dimensionality Reduction of SDSS Spectra with Variational Autoencoders

  • Authors: Stephen K. N. Portillo, John K. Parejko, Jorge R. Vergara, and Andrew J. Connolly

2020 The Astronomical Journal 160 45.

  • Provider: AAS Journals

Caption: Figure 10.

Synthetic spectra along the star formation track in Figure 8, plotted with offsets added to separate the spectra. Proceeding through the sequence, the continuum changes from that of an old to a young stellar population, and nebular emission lines appear and strengthen.

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