{"id":"W2034511402","doi":"10.1086/368241","title":"Stellar Kinematic Groups. II. A Reexamination of the Membership, Activity, and Age of the Ursa Major Group","year":2003,"lang":"en","type":"article","venue":"The Astronomical Journal","topic":"Stellar, planetary, and galactic studies","field":"Physics and Astronomy","cited_by":205,"is_retracted":false,"has_abstract":true,"ca_institutions":"Brandon University; Dominion Astrophysical Observatory; Herzberg Institute of Astrophysics","funders":"","keywords":"Physics; Pleiades; Astrophysics; Stars; Photometry (optics); Astronomy; Kinematics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004160877,0.0002433129,0.0001292205,0.001831192,0.0004187268,0.0009368062,0.0002989715,0.0001198553,0.002691714],"category_scores_gemma":[0.001080917,0.00009608152,0.0002042462,0.0009978318,0.0002138904,0.0005515235,0.0005918533,0.0002061788,0.002026781],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003679107,"about_ca_system_score_gemma":0.0002278173,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00264516,"about_ca_topic_score_gemma":0.004742221,"domain_scores_codex":[0.9998515,0.00001365071,0.00001834824,0.00003899063,0.00004878596,0.0000287537],"domain_scores_gemma":[0.999246,0.00005006104,0.0003596391,0.0001079219,0.00016859,0.00006792568],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001259798,0.00003118733,0.9247847,0.0000449686,0.00001802548,0.0001097109,0.001311897,0.0003860285,0.006188,0.002010284,0.001389946,0.06359933],"study_design_scores_gemma":[0.000005641791,0.0001394228,0.9780684,0.0000206464,0.00002318821,0.0004396707,0.0005527851,0.0009619965,0.002580061,0.00079916,0.01640163,0.000007356753],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9740569,0.0008561956,0.006433396,0.00008838053,0.00004276975,0.00006680989,0.002356681,0.0002258508,0.01587309],"genre_scores_gemma":[0.9809605,0.000432955,0.008118738,0.00003700582,0.00004178594,0.00004054333,0.004549745,0.00003665644,0.005782058],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002691714,"threshold_uncertainty_score":0.009004712,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01157858146791367,"score_gpt":0.2107497366754717,"score_spread":0.199171155207558,"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."}}