{"id":"W2900769204","doi":"10.1103/physrevd.99.052009","title":"Search for four-top-quark production in the single-lepton and opposite-sign dilepton final states in pp collisions at s=13 TeV with the ATLAS detector","year":2019,"lang":"lv","type":"article","venue":"Physical review. D/Physical review. 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Ministerstwo Edukacji i Nauki; Canada Foundation for Innovation; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Narodowe Centrum Nauki; Knut och Alice Wallenbergs Stiftelse; Ministry of Education and Science of the Russian Federation; Bundesministerium für Wissenschaft, Forschung und Wirtschaft; Generalitat Valenciana; Generalitat de Catalunya; Austrian Science Fund; Deutsche Forschungsgemeinschaft; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Chinese Academy of Sciences; Natural Sciences and Engineering Research Council of Canada; Ministerio de Economía y Competitividad; Ministry of Education, Culture, Sports, Science and Technology; Bundesministerium für Bildung und Forschung; Research Grants Council, University Grants Committee; Ministerstvo Školství, Mládeže a Tělovýchovy; Leverhulme Trust; Fundação de Amparo à Pesquisa do Estado de São Paulo; Helmholtz-Gemeinschaft; Instituto Nazionale di Fisica Nucleare; United States-Israel Binational Science Foundation; Javna Agencija za Raziskovalno Dejavnost RS; Science and Technology Facilities Council; Ministerstvo Průmyslu a Obchodu; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Ministry of Science and Technology of the People's Republic of China; Ministrstvo za Izobraževanje, Znanost in Šport; Agence Nationale de la Recherche; Minerva Foundation; Comisión Nacional de Investigación Científica y Tecnológica; Türkiye Atom Enerjisi Kurumu; Joint Institute for Nuclear Research; Department of Science and Technology, Republic of South Africa; National Science Foundation; Brookhaven National Laboratory; European Regional Development Fund; British Columbia Knowledge Development Fund; Centre National de la Recherche Scientifique; Max-Planck-Gesellschaft; Centre National pour la Recherche Scientifique et Technique; Royal Society; General Secretariat for Research and Technology; Danmarks Grundforskningsfond; Ministerstvo školstva, vedy, výskumu a športu Slovenskej republiky; German-Israeli Foundation for Scientific Research and Development; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); European Science Foundation; Israel Science Foundation; H2020 European Research Council; Norges Forskningsråd; Natur og Univers, Det Frie Forskningsråd; Canarie; CERN; Alexander von Humboldt-Stiftung; Horizon 2020 Framework Programme; Vetenskapsrådet; National Natural Science Foundation of China; U.S. Department of Energy","keywords":"Physics; Particle physics; Top quark; Lepton; Pair production; Muon; Quark; Standard Model (mathematical formulation); Compact Muon Solenoid; Production (economics); Bhabha scattering; Nuclear physics; Hadron; ATLAS experiment; Sign (mathematics); Atlas (anatomy); Large Hadron Collider; Electron","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":[0.0006834636,0.0004417462,0.0006684542,0.001858558,0.0008974121,0.001568662,0.000650663,0.0006312317,0.01558902],"category_scores_gemma":[0.0005887317,0.0004149562,0.001112793,0.001818189,0.0001568025,0.0003685034,0.0005358189,0.0004211903,0.002259173],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008245623,"about_ca_system_score_gemma":0.000613797,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005416268,"about_ca_topic_score_gemma":0.008879564,"domain_scores_codex":[0.9997305,0.00004258236,0.00001313494,0.00007560947,0.00003347259,0.0001046521],"domain_scores_gemma":[0.9994648,0.0002128061,0.00009874551,0.00003227928,0.00006753796,0.0001237773],"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":[0.01984194,0.001115091,0.4737087,0.001683542,0.00238869,0.01034205,0.001731062,0.0139185,0.1934743,0.09996507,0.09352332,0.0883077],"study_design_scores_gemma":[0.003206191,0.001718469,0.5569507,0.0002584693,0.002747154,0.005010874,0.002085826,0.1309752,0.2164283,0.04303768,0.03720159,0.0003795276],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9471833,0.001208362,0.006589854,0.0008145649,0.00006655234,0.00006242886,0.0122126,0.001193656,0.03066874],"genre_scores_gemma":[0.9838384,0.000159023,0.003437506,0.0001425856,0.00001623851,0.00002959009,0.007329619,0.00008950297,0.004957584],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01558902,"threshold_uncertainty_score":0.05215049,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02153365066475516,"score_gpt":0.2963790118513598,"score_spread":0.2748453611866047,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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