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astro-ph2005
Objective Subclass Determination of Sloan Digital Sky Survey Unknown Spectral Objects
David Bazell, David J. Miller, Mark SubbaRao
We analyze a portion of the SDSS photometric catalog, consisting of approximately 10,000 objects that have been spectroscopically classified into stars, galaxies, QSOs, late-type s…
astro-ph2004
Class Discovery in Galaxy Classification
David Bazell, David J. Miller
In recent years, automated, supervised classification techniques have been fruitfully applied to labeling and organizing large astronomical databases. These methods require off-lin…