{"id":"W1837457174","doi":"10.1007/jhep04(2012)069","title":"Search for same-sign top-quark production and fourth-generation down-type quarks in pp collisions at $ \\sqrt {s} = {7}\\;{\\text{TeV}} $ with the ATLAS detector","year":2012,"lang":"en","type":"article","venue":"Journal of High Energy Physics","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":49,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University; McGill University; Simon Fraser University; TRIUMF; York University; University of British Columbia; University of Alberta; University of Victoria; Université de Montréal; Institute of Particle Physics; University of Regina; University of Toronto","funders":"Fundação para a Ciência e a Tecnologia; Institut National de Physique Nucléaire et de Physique des Particules; Agencia Nacional de Promoción Científica y Tecnológica; Science and Technology Facilities Council; Natural Sciences and Engineering Research Council of Canada; H. Lundbeck A/S; State Atomic Energy Corporation ROSATOM; Centre National pour la Recherche Scientifique et Technique; Centre National de la Recherche Scientifique; Israel Science Foundation; Joint Institute for Nuclear Research; Lundbeckfonden; Leverhulme Trust; General Secretariat for Research and Technology; Ministry of Education, Culture, Sports, Science and Technology; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Bundesministerium für Bildung und Forschung; National Science Council; Japan Society for the Promotion of Science; Conselho Nacional de Desenvolvimento Científico e Tecnológico; U.S. Department of Energy; National Natural Science Foundation of China; Fundação de Amparo à Pesquisa do Estado de São Paulo; Bundesministerium für Wissenschaft und Forschung; Javna Agencija za Raziskovalno Dejavnost RS; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Ministerio de Ciencia e Innovación; European Commission; National Science Foundation; Alexander von Humboldt-Stiftung; TRIUMF; Max-Planck-Gesellschaft; Royal Society; Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS); Deutsche Forschungsgemeinschaft; Ministerstwo Edukacji i Nauki; CERN; Comisión Nacional de Investigación Científica y Tecnológica; Danmarks Grundforskningsfond; Services Fédéraux des Affaires Scientifiques, Techniques et Culturelles; Department of Science and Technology, Ministry of Science and Technology, India; Türkiye Atom Enerjisi Kurumu","keywords":"Physics; Particle physics; Quark; Lepton; Pair production; Nuclear physics; Top quark; Standard Model (mathematical formulation); Production (economics); 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":[0.0008126326,0.0005121307,0.0005272115,0.00148908,0.0006457318,0.001509201,0.0006428454,0.0006353726,0.003780841],"category_scores_gemma":[0.0007830977,0.0004287926,0.0004790652,0.001314625,0.0002608143,0.000295488,0.0006350947,0.000300922,0.0006621163],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003867208,"about_ca_system_score_gemma":0.0004424997,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001781956,"about_ca_topic_score_gemma":0.002301618,"domain_scores_codex":[0.9995887,0.00008928444,0.00002408815,0.00008067293,0.0001094642,0.0001078237],"domain_scores_gemma":[0.9992028,0.0003136576,0.000144701,0.00006769576,0.00006440296,0.0002066778],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.004966224,0.0005662618,0.7350598,0.000154094,0.0005059448,0.00668858,0.0003777585,0.002428672,0.232537,0.004035958,0.001247612,0.0114321],"study_design_scores_gemma":[0.0007454623,0.002741672,0.6852968,0.00003796689,0.0009693197,0.01234,0.0007095378,0.02813998,0.259713,0.003832619,0.005326367,0.0001473806],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9954275,0.0001215831,0.002152852,0.0000341821,0.000005524962,0.0000158726,0.0004040137,0.00006016672,0.00177828],"genre_scores_gemma":[0.9969572,0.00004205269,0.001492015,0.00002237296,0.000006084661,0.000006208204,0.000793063,0.000008779544,0.0006723687],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003780841,"threshold_uncertainty_score":0.01264817,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01821983069286286,"score_gpt":0.259763839450092,"score_spread":0.2415440087572291,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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