Detecting outliers and learning complex structures with large spectroscopic surveys - a case study with APOGEE stars
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DOI: 10.1093/mnras/sty348
Abstract: In this work we apply and expand on a recently introduced outlier detection algorithm that is based on an unsupervised random forest. We use the algorithm to calculate a similarity measure for stellar spectra from… read more here.
Keywords: similarity measure; similarity; outliers learning; detecting outliers ... See more keywords