{"id":"W2937696600","doi":"10.3847/1538-4365/ab29fd","title":"The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison Project","year":2019,"lang":"en","type":"article","venue":"The Astrophysical Journal Supplement Series","topic":"Astrophysical Phenomena and Observations","field":"Physics and Astronomy","cited_by":340,"is_retracted":false,"has_abstract":true,"ca_institutions":"Canadian Institute for Theoretical Astrophysics; Canadian Institute for Advanced Research; University of Toronto; Perimeter Institute; University of Waterloo","funders":"Los Alamos National Laboratory; Office of International Science and Engineering; National Key Research and Development Program of China; Consejo Nacional de Ciencia y Tecnología; Dirección General de Asuntos del Personal Académico, Universidad Nacional Autónoma de México; Japan Society for the Promotion of Science; Leibniz-Gemeinschaft; China Scholarship Council; John Templeton Foundation; Ministry of Education, Culture, Sports, Science and Technology; Ministerio de Economía y Competitividad; Natural Sciences and Engineering Research Council of Canada; National Nuclear Security Administration; Institut Périmètre de physique théorique; Recruitment Program of Global Experts; Universidad Nacional Autónoma de México; Leibniz-Rechenzentrum; National Natural Science Foundation of China; National Research Foundation of Korea; Government of Canada; National Institutes of Natural Sciences; Ministerio de Ciencia, Innovación y Universidades; Nuclear Safety and Security Commission; Comisión Nacional de Investigación Científica y Tecnológica; Goddard Space Flight Center; Gordon and Betty Moore Foundation; Ministero dell’Istruzione, dell’Università e della Ricerca; Generalitat Valenciana; Academy of Finland; Max-Planck-Gesellschaft; Lawrence Livermore National Laboratory; Chinese Academy of Sciences; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Instituto de Astrofísica de Andalucía; Harvard University; Gauss Centre for Supercomputing; Toray Science Foundation; National Research Foundation; Vetenskapsrådet; U.S. Department of Energy; Leverhulme Trust; European Commission; National Radio Astronomy Observatory; Compute Canada; Universities Space Research Association; International Max Planck Research School for Environmental, Cellular and Molecular Microbiology; National Science Foundation; Academia Sinica; Istituto Nazionale di Fisica Nucleare; Department of Science and Technology, Ministry of Science and Technology, India; Russian Science Foundation; National Aeronautics and Space Administration","keywords":"Physics; Event horizon; Magnetorotational instability; Magnetohydrodynamic drive; General relativity; Neutron star; Astrophysics; Black hole (networking); Event (particle physics); Magnetohydrodynamics; Theoretical physics; Computer science; Magnetic field; Computer security","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00385616,0.0007032244,0.0004485411,0.001146667,0.0005005908,0.0009156116,0.002504883,0.0006389447,0.005553592],"category_scores_gemma":[0.006683155,0.0003187988,0.0006470202,0.001612584,0.0004386502,0.001023624,0.00202326,0.0009331177,0.002098675],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007506165,"about_ca_system_score_gemma":0.001379614,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008292681,"about_ca_topic_score_gemma":0.00510823,"domain_scores_codex":[0.9979737,0.0006829525,0.0001565431,0.0003275361,0.000645461,0.0002137084],"domain_scores_gemma":[0.9952934,0.0009972139,0.0003134601,0.001533128,0.00143877,0.0004239622],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.006545528,0.001842025,0.065915,0.001121046,0.0007088573,0.0004011313,0.0009926438,0.2324172,0.01677178,0.05425263,0.2346939,0.3843382],"study_design_scores_gemma":[0.001845258,0.001085066,0.03857896,0.0001003095,0.0001264159,0.0002139921,0.0003209318,0.7720779,0.03141575,0.01844409,0.1356243,0.0001670894],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6635056,0.001304727,0.1250144,0.001409744,0.001120094,0.0010424,0.05963377,0.08244759,0.06452169],"genre_scores_gemma":[0.6795716,0.0002925133,0.2180037,0.0003501136,0.0001459875,0.0007225617,0.08360634,0.00859894,0.008708126],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008292681,"threshold_uncertainty_score":0.02039361,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01075615650560941,"score_gpt":0.2635067924271575,"score_spread":0.2527506359215481,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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