Scale is often a vector parameter for figuring out the load of every label, and the volume of training spectra, reference stars, and stellar labels are named N In 1979, Beatrice Tinsley applied the interpretation of these observations with the idea through her work on Stellar lifetimes and abundance ratios https://judahgqrsv.bloggerchest.com/32647597/the-greatest-guide-to-the-stellar-abundance