{"id":"W4367050035","doi":"10.1038/s41586-023-05843-w","title":"A ring-like accretion structure in M87 connecting its black hole and jet","year":2023,"lang":"en","type":"article","venue":"Nature","topic":"Astrophysical Phenomena and Observations","field":"Physics and Astronomy","cited_by":143,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University; Perimeter Institute; University of Waterloo","funders":"Japan Society for the Promotion of Science; Smithsonian Astrophysical Observatory; Institut Périmètre de physique théorique; Chinese Academy of Sciences, Shanghai Branch; Ministero dello Sviluppo Economico; National Astronomical Observatory of Japan; National Institutes of Natural Sciences; Nuclear Safety and Security Commission; Smithsonian Institution; National Radio Astronomy Observatory; National Natural Science Foundation of China; Vetenskapsrådet; Generalitat Valenciana; Natural Sciences and Engineering Research Council of Canada; Ministry of Science and Technology, Taiwan; Ministry of Education, India; Physics Division, National Center for Theoretical Sciences; Aalto-Yliopisto; Centre National de la Recherche Scientifique; Chinese Academy of Sciences; Academy of Finland; National Research Foundation; Academia Sinica; Ministerio de Ciencia e Innovación; European Commission; Max-Planck-Gesellschaft; National Center for Theoretical Sciences; East Asian Core Observatories Association; Innovation, Science and Economic Development Canada; Ministry of Education, Culture, Sports, Science and Technology; Korea Astronomy and Space Science Institute; National Aeronautics and Space Administration; Government of Canada; National Science Foundation","keywords":"Physics; Astrophysics; Accretion (finance); Black hole (networking); Schwarzschild radius; Active galactic nucleus; Jet (fluid); Galaxy; Event horizon; Supermassive black hole; Astronomy; Intermediate-mass black hole; Wavelength; Stellar black hole; Spin-flip; Event (particle physics); Optics","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":[0.00009975294,0.0001481085,0.0001798345,0.0005896689,0.000286457,0.0004957398,0.0003491963,0.0002322373,0.001476076],"category_scores_gemma":[0.000190091,0.0001377247,0.00009992975,0.0003228884,0.0003449936,0.0001756082,0.0004621197,0.0003206686,0.0007602126],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002296324,"about_ca_system_score_gemma":0.0001164927,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001198925,"about_ca_topic_score_gemma":0.001263941,"domain_scores_codex":[0.9999596,0.000003943467,0.000001599977,0.000008306997,0.00001139241,0.0000151513],"domain_scores_gemma":[0.9998028,0.00002001021,0.00006526701,0.00003492015,0.00002402654,0.00005291248],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.0009621167,0.0001963677,0.1396136,0.0002346672,0.0001009303,0.01142946,0.0008633283,0.001773741,0.8023806,0.002296983,0.007276724,0.0328714],"study_design_scores_gemma":[0.00006095268,0.0003728044,0.9316708,0.00004904295,0.00006530699,0.0041675,0.0005288678,0.005356714,0.04428998,0.001017109,0.01239837,0.00002244067],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9923609,0.0005278448,0.00141762,0.0001272599,0.00002071209,0.00001545216,0.000369225,0.000270212,0.004890779],"genre_scores_gemma":[0.9971257,0.00006746985,0.001721047,0.00005864225,0.00002789564,0.000007329586,0.0003631193,0.00002298238,0.000605707],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001476076,"threshold_uncertainty_score":0.004938006,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01060760783774985,"score_gpt":0.253737240225917,"score_spread":0.2431296323881671,"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."}}