{"id":"W4390943938","doi":"10.3847/2041-8213/ad0e73","title":"Star Formation at the Epoch of Reionization with CANUCS: The Ages of Stellar Populations in MACS1149-JD1","year":2024,"lang":"en","type":"article","venue":"The Astrophysical Journal Letters","topic":"Galaxies: Formation, Evolution, Phenomena","field":"Physics and Astronomy","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University; University of Toronto; Herzberg Institute of Astrophysics; Saint Mary's University","funders":"Natural Sciences and Engineering Research Council of Canada; Alliance de recherche numérique du Canada; Javna Agencija za Raziskovalno Dejavnost RS; Canadian Space Agency; National Research Foundation; Space Telescope Science Institute; Canarie; Canadian Foundation for AIDS Research; Danmarks Grundforskningsfond; National Aeronautics and Space Administration","keywords":"Physics; Astrophysics; Reionization; Astronomy; Galaxy; James Webb Space Telescope; Grism; Star formation; Photometry (optics); Stars; Gravitational microlensing; Spitzer Space Telescope; Balmer series; Hubble space telescope; Redshift; Spectral line; Emission spectrum","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"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":[0.0002339591,0.0002233322,0.0001858079,0.001333811,0.0008108122,0.0005675693,0.0004779898,0.0001989808,0.001727691],"category_scores_gemma":[0.0007127937,0.0001073029,0.0001404474,0.000563641,0.0002403615,0.0001869614,0.000488364,0.0002175814,0.0004090037],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001895034,"about_ca_system_score_gemma":0.0003328473,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.2124906,"about_ca_topic_score_gemma":0.3540776,"domain_scores_codex":[0.9998337,0.000009855362,0.000005538785,0.00004903062,0.0000477605,0.00005408454],"domain_scores_gemma":[0.9993618,0.00003499135,0.0001504455,0.00005538264,0.0002054168,0.0001919855],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001402453,0.0000242687,0.9824225,0.000009567927,0.00002702298,0.00004727724,0.0003147078,0.0001034301,0.01224924,0.00008172732,0.0004037606,0.004176219],"study_design_scores_gemma":[5.691946e-7,0.000005000959,0.999293,9.795245e-7,0.00000288577,0.00001649129,0.00003582749,0.00005685084,0.0002983155,0.000004967761,0.0002836344,0.000001444984],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9982818,0.00007885385,0.00003499169,0.00001434178,0.000002258573,0.000002958767,0.000599754,0.000009382027,0.0009755564],"genre_scores_gemma":[0.9981498,0.00002972393,0.00009951954,0.000008730963,0.000002221495,0.000002676421,0.001185945,0.000004101727,0.0005173465],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2124906,"threshold_uncertainty_score":0.4225076,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009735778796656798,"score_gpt":0.2150187289208691,"score_spread":0.2052829501242123,"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."}}