{"id":"W2046021044","doi":"10.1051/0004-6361/201015076","title":"First stars","year":2010,"lang":"en","type":"article","venue":"Astronomy and Astrophysics","topic":"Stellar, planetary, and galactic studies","field":"Physics and Astronomy","cited_by":54,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Science and Technology Facilities Council; Queen's University; Queen's University Belfast; California Institute of Technology; National Aeronautics and Space Administration; Ministry of Education, Culture, Sports, Science and Technology; National Science Foundation","keywords":"Physics; Stars; Astrophysics; Nucleosynthesis; Supernova; Galaxy; RR Lyrae variable; Abundance (ecology); Spectral line; Astronomy; Globular cluster","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":[0.0007330103,0.0003704418,0.0003368929,0.001140138,0.001847561,0.0017222,0.0006294682,0.0007296837,0.05234309],"category_scores_gemma":[0.001637452,0.0001235205,0.0001792249,0.001620866,0.0006173298,0.001172834,0.001615691,0.001112185,0.0405422],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001253525,"about_ca_system_score_gemma":0.001324035,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004365627,"about_ca_topic_score_gemma":0.005897573,"domain_scores_codex":[0.9994701,0.00007353033,0.00003626273,0.0001910763,0.0001596229,0.00006944133],"domain_scores_gemma":[0.9981668,0.0001527455,0.0002812972,0.0001993001,0.0007266118,0.0004733222],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0004129856,0.0001636623,0.03217865,0.002036583,0.00005560469,0.0009173717,0.001325004,0.0003404931,0.003223221,0.1656457,0.4083294,0.3853712],"study_design_scores_gemma":[0.00001090631,0.00003090693,0.009508726,0.0001452735,0.000009753719,0.0005034589,0.00022131,0.00004019661,0.000616077,0.004473453,0.9844317,0.000008277005],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.07067331,0.06633767,0.007924619,0.03152743,0.01008576,0.0002864247,0.03421672,0.0009678947,0.7779802],"genre_scores_gemma":[0.3247308,0.0293788,0.008280325,0.0117295,0.005339133,0.0001995108,0.03967626,0.000462793,0.5802028],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.05234309,"threshold_uncertainty_score":0.1751051,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005898773350047372,"score_gpt":0.192183454525114,"score_spread":0.1862846811750666,"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."}}