{"id":"W4401219189","doi":"10.3847/1538-3881/ad50d4","title":"Nondetections of Helium in the Young Sub-Jovian Planets K2-100b, HD 63433b, and V1298 Tau c","year":2024,"lang":"en","type":"article","venue":"The Astronomical Journal","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"Fonds de recherche du Québec – Nature et technologies; European Commission; Imperial College London; National Aeronautics and Space Administration; California Institute of Technology; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; W. M. Keck Foundation; National Science Foundation","keywords":"Physics; Jovian; Planet; Helium; Astronomy; Astrophysics; Astrobiology; Gas giant; Atomic physics; Exoplanet","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005333115,0.0001157034,0.0001365395,0.0000625757,0.000177531,0.0001624516,0.0003360775,0.00002239049,0.0001962503],"category_scores_gemma":[0.000002828003,0.00006521036,0.00007206899,0.0001204612,0.0001533342,0.0001662555,0.00004192527,0.0005747883,0.00003803906],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001383225,"about_ca_system_score_gemma":0.00007786618,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0001838754,"about_ca_topic_score_gemma":0.00004524671,"domain_scores_codex":[0.9990852,0.0001115022,0.0002572159,0.0001381413,0.0001456561,0.0002623078],"domain_scores_gemma":[0.9995134,0.0001874471,0.00006773131,0.0001442487,0.00001033314,0.00007678597],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001724469,0.0001985681,0.857893,0.00002208142,0.0002784491,0.00002825407,0.006135938,0.01009941,0.02032721,0.009614994,0.005601878,0.08962769],"study_design_scores_gemma":[0.0006934481,0.0003213213,0.969818,0.0001163531,0.000101381,0.0004121645,0.005372229,0.01338649,0.001477198,0.003072868,0.00491327,0.0003152744],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9946818,0.0001810069,0.002832219,0.0008151249,0.0003112983,0.00008976107,0.00005149488,0.000006102606,0.001031177],"genre_scores_gemma":[0.9991137,0.000005332972,0.000197624,0.00001611565,0.0005804606,0.000002645616,0.000009917897,0.000006002746,0.00006824481],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1119249,"threshold_uncertainty_score":0.2659202,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005894586337469441,"score_gpt":0.2085579339118087,"score_spread":0.2026633475743392,"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."}}