{"id":"W7019038668","doi":"","title":"First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole","year":2019,"lang":"en","type":"article","venue":"Leiden Repository (Leiden University)","topic":"Astrophysical Phenomena and Observations","field":"Physics and Astronomy","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"Japan Society for the Promotion of Science; Dirección General de Asuntos del Personal Académico, Universidad Nacional Autónoma de México; Natural Sciences and Engineering Research Council of Canada; Department of Science and Technology, Ministry of Science and Technology, India; Istituto Nazionale di Fisica Nucleare; Recruitment Program of Global Experts; Office of International Science and Engineering; Max-Planck-Gesellschaft; National Research Foundation of Korea; Generalitat Valenciana; Ministry of Education, Culture, Sports, Science and Technology; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Chinese Academy of Sciences; National Institutes of Natural Sciences; Nuclear Safety and Security Commission; Gordon and Betty Moore Foundation; Leverhulme Trust; National Key Research and Development Program of China; National Research Foundation; International Max Planck Research School for Environmental, Cellular and Molecular Microbiology; National Aeronautics and Space Administration; National Natural Science Foundation of China; National Radio Astronomy Observatory; National Science Foundation","keywords":"Supermassive black hole; Event horizon; Shadow (psychology); Black hole (networking); Telescope; Event (particle physics)","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0000761774,0.0001892615,0.0002296219,0.00005835038,0.0004313865,0.00004753058,0.0008807133,0.00005042526,0.00005712784],"category_scores_gemma":[0.000008671867,0.0001314309,0.0002844417,0.0005136759,0.0002319327,0.0002987783,0.0003637477,0.0002882388,0.00009935362],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00008963898,"about_ca_system_score_gemma":0.0001284862,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001452646,"about_ca_topic_score_gemma":0.00004561103,"domain_scores_codex":[0.9987134,0.0001258681,0.0002758141,0.0003283749,0.0002976829,0.0002588002],"domain_scores_gemma":[0.9985294,0.0001512706,0.0002937066,0.0007783698,0.000171599,0.00007560894],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003835643,0.0007264467,0.7019719,0.0001016164,0.0008085551,0.00003107962,0.003123273,0.11323,0.02912668,0.1422786,0.007120885,0.001097374],"study_design_scores_gemma":[0.004277224,0.0007200614,0.8419251,0.0004882946,0.0006445816,0.000001195981,0.0120783,0.005766402,0.03887809,0.002175989,0.0919019,0.001142796],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9495389,0.00001064117,0.0004354147,0.0007521771,0.0003238639,0.0004875712,0.00004328154,0.00002350038,0.04838466],"genre_scores_gemma":[0.9689469,0.000001152432,0.00004689857,0.0000234972,0.0002704888,0.000001875084,0.00001159342,0.00001617732,0.03068138],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1401027,"threshold_uncertainty_score":0.5359597,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005765080691005286,"score_gpt":0.1748380010044247,"score_spread":0.1690729203134194,"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."}}