{"id":"W1509249164","doi":"10.1051/0004-6361/201425455","title":"Deep SDSS optical spectroscopy of distant halo stars","year":2015,"lang":"en","type":"article","venue":"Astronomy and Astrophysics","topic":"Galaxies: Formation, Evolution, Phenomena","field":"Physics and Astronomy","cited_by":43,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Lawrence Berkeley National Laboratory; Université de Franche-Comté; Chungnam National University; Agence Nationale de la Recherche; York University; Joint Institute for Nuclear Astrophysics - Center for the Evolution of the Elements; Office of Science; Johns Hopkins University; Carnegie Mellon University; College of Engineering, Michigan State University; Harvard University; Ohio State University; National Science Foundation; University of Washington; Alfred P. Sloan Foundation; New Mexico State University; University of Portsmouth; Vanderbilt University; Yale University; Princeton University; Brookhaven National Laboratory; U.S. Department of Energy","keywords":"Astrophysics; Halo; Stars; Physics; Milky Way; Sky; Spectral line; Spectroscopy; Galaxy; Astronomy","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004710178,0.0004992128,0.0003045735,0.002092096,0.0003259581,0.0004500926,0.0002322092,0.000204014,0.000927838],"category_scores_gemma":[0.0004644941,0.0002426818,0.0002605422,0.001051408,0.0001939201,0.0003096201,0.0006740392,0.000173791,0.0005293079],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003622053,"about_ca_system_score_gemma":0.0002348132,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003020934,"about_ca_topic_score_gemma":0.008025208,"domain_scores_codex":[0.9998178,0.00001577115,0.0000108071,0.00005148981,0.00005052936,0.00005356162],"domain_scores_gemma":[0.9993479,0.00004886837,0.0002326515,0.00007421763,0.0001079431,0.0001884601],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001755567,0.00008606148,0.9297227,0.0001013989,0.0001736351,0.0001291845,0.0002373188,0.0008873661,0.04917985,0.0003895964,0.001552317,0.01736499],"study_design_scores_gemma":[0.00001218345,0.00003444185,0.9937363,0.000009931519,0.00003793745,0.0001176106,0.00009641085,0.0008274886,0.002709606,0.0003076413,0.002103422,0.000007030048],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9944671,0.0005373408,0.0006856383,0.00005344046,0.000005644778,0.00000830605,0.002450363,0.00007230949,0.001719827],"genre_scores_gemma":[0.9912583,0.0002345338,0.001413711,0.0000860267,0.00002088888,0.000008255392,0.005910431,0.00001938964,0.001048403],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003020934,"threshold_uncertainty_score":0.006006718,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007371363794116149,"score_gpt":0.2063730485740408,"score_spread":0.1990016847799247,"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."}}