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Update galaxy templates for Y3 #279

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sbailey opened this issue Feb 6, 2024 · 1 comment
Open

Update galaxy templates for Y3 #279

sbailey opened this issue Feb 6, 2024 · 1 comment
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@moustakas

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sbailey commented Feb 6, 2024

Update Redrock galaxy templates with possible improvements coming from

  • DESI data
  • fastspecfit models
  • NMF instead of PCA
  • Archetypes for initial scan, not just afterburner
  • ELG/LRG/BGS subtypes
  • turning number of templates
  • ...
@sbailey sbailey added this to Jura Feb 6, 2024
@sbailey sbailey changed the title update galaxy templates for Y3 Update galaxy templates for Y3 Feb 6, 2024
@sbailey sbailey moved this to In Progress in Jura Feb 6, 2024
@sbailey sbailey mentioned this issue Feb 6, 2024
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sbailey commented Feb 6, 2024

See #276 for a case where both current PCA and new NMF galaxy templates have bad fits to a galaxy for no obvious reason. Understanding what is constraining those templates / what fitting flexibility they lack could be instructive.

This was referenced Apr 23, 2024
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@sbailey sbailey removed the status in Jura Apr 30, 2024
@moustakas moustakas mentioned this issue May 10, 2024
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@sbailey sbailey removed this from Jura Jul 1, 2024
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