{"id":"W2161417797","doi":"10.1103/physrevlett.98.181802","title":"Evidence for Production of Single Top Quarks and First Direct Measurement of<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mo stretchy=\"false\">|</mml:mo><mml:msub><mml:mi>V</mml:mi><mml:mrow><mml:mi>t</mml:mi><mml:mi>b</mml:mi></mml:mrow></mml:msub><mml:mo stretchy=\"false\">|</mml:mo></mml:math>","year":2007,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":119,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Institut National de Physique Nucléaire et de Physique des Particules; Science and Technology Facilities Council; Consejo Nacional de Investigaciones Científicas y Técnicas; Natural Sciences and Engineering Research Council of Canada; Fundação para o Desenvolvimento da UNESP; Centre National de la Recherche Scientifique; U.S. Department of Energy; Vetenskapsrådet; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Bundesministerium für Bildung und Forschung; Fundação de Amparo à Pesquisa do Estado de São Paulo; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior; Russian Foundation for Basic Research; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); Federal Agency for Science and Innovation; Deutsche Forschungsgemeinschaft; Korea Science and Engineering Foundation; Western Canada Research Grid; Alexander von Humboldt-Stiftung; Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro; Department of Science and Technology, Ministry of Science and Technology, India; Fermilab; National Science Foundation; Science Foundation Ireland; Secretaría de Ciencia y Técnica, Universidad de Buenos Aires","keywords":"Tevatron; Physics; Fermilab; Particle physics; Production (economics); Quark; Standard Model (mathematical formulation); Measure (data warehouse); Collider; Large Hadron Collider; Nuclear physics; Computer science; Database","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001728199,0.0006938583,0.0006285866,0.001892051,0.001005171,0.002293965,0.0009652407,0.001299985,0.01006275],"category_scores_gemma":[0.002864087,0.000674878,0.001133815,0.004278875,0.0006047284,0.0005920973,0.001741168,0.001340349,0.006529141],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009074213,"about_ca_system_score_gemma":0.001085932,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008869967,"about_ca_topic_score_gemma":0.02070719,"domain_scores_codex":[0.9985893,0.0002049689,0.00006790188,0.0003705326,0.0005086996,0.0002586428],"domain_scores_gemma":[0.9963003,0.001340785,0.0004682204,0.0008529144,0.0005310341,0.0005068801],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0090455,0.001157879,0.341059,0.001305957,0.00136767,0.00385611,0.0007077554,0.006708106,0.2059308,0.02069749,0.2690688,0.139095],"study_design_scores_gemma":[0.0007521913,0.000666388,0.6674194,0.0001108579,0.0007233794,0.002528135,0.0003844365,0.01799087,0.1577143,0.01376305,0.1376248,0.0003220737],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7069985,0.001490786,0.04324527,0.004058583,0.0004410446,0.0002021831,0.1755238,0.008476686,0.05956338],"genre_scores_gemma":[0.8160054,0.0005064445,0.02865632,0.001466192,0.0001857151,0.0001668643,0.1363402,0.001402992,0.01526991],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01006275,"threshold_uncertainty_score":0.03366327,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03062850910267838,"score_gpt":0.2716026357595711,"score_spread":0.2409741266568927,"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."}}