{"id":"W2593224863","doi":"10.3847/1538-3881/aa7567","title":"Sloan Digital Sky Survey IV: Mapping the Milky Way, Nearby Galaxies, and the Distant Universe","year":2017,"lang":"en","type":"article","venue":"The Astronomical Journal","topic":"Galaxies: Formation, Evolution, Phenomena","field":"Physics and Astronomy","cited_by":1612,"is_retracted":false,"has_abstract":true,"ca_institutions":"Canadian Institute for Theoretical Astrophysics; University of Toronto","funders":"Lawrence Berkeley National Laboratory; Smithsonian Astrophysical Observatory; Office of Science; Max-Planck-Institut für Astronomie; Science and Technology Facilities Council; University of Colorado Boulder; Ministério da Ciência, Tecnologia e Inovação; University of Oxford; York University; Leibniz-Gemeinschaft; University of Notre Dame; Instituto de Astrofísica de Canarias; Carnegie Mellon University; Universidad Nacional Autónoma de México; Alfred P. Sloan Foundation; University of Washington; Johns Hopkins University; Carnegie Institution of Washington; University of Utah; Ohio State University; U.S. Department of Energy; Smithsonian Institution; New Mexico State University; University of Portsmouth; Vanderbilt University; Yale University; Max-Planck-Institut für Astrophysik","keywords":"Physics; Observatory; Galaxy; Astronomy; Astrophysics; Sky; Milky Way; Quasar; LAMOST; Redshift; Telescope; Active galactic nucleus; Galactic astronomy; Extragalactic astronomy","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01670059939736659,"score_gpt":0.2078120424034553,"score_spread":0.1911114430060887,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}