{"id":"W2768381882","doi":"10.1103/physrevd.96.092009","title":"Measurement of the <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msup><mml:mi>e</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>e</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:mo stretchy=\"false\">→</mml:mo><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mn>0</mml:mn></mml:msup></mml:math> cross section using initial-state radiation at <i>BABAR</i>","year":2017,"lang":"lv","type":"article","venue":"Physical review. D/Physical review. D.","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":40,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria; Université de Montréal; Institute of Particle Physics; McGill University; University of British Columbia","funders":"SLAC National Accelerator Laboratory; Institut National de Physique Nucléaire et de Physique des Particules; Instituto Nazionale di Fisica Nucleare; Science and Technology Facilities Council; United States-Israel Binational Science Foundation; Norges Forskningsråd; Ministry of Education and Science of the Russian Federation; Bundesministerium für Bildung und Forschung; U.S. Department of Energy; European Commission; Natural Sciences and Engineering Research Council of Canada; Alfred P. Sloan Foundation; Istituto Nazionale di Fisica Nucleare; Stichting voor Fundamenteel Onderzoek der Materie; Deutsche Forschungsgemeinschaft; Commissariat à l'Énergie Atomique et aux Énergies Alternatives; Ministerio de Economía y Competitividad; National Science Foundation","keywords":"Physics; Muon; Energy (signal processing); Hadron; Particle physics; Pi; Electron–positron annihilation; Photon energy; Nuclear physics; Atomic physics; Photon; Geometry; Quantum mechanics","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":[0.001623445,0.001811238,0.0008051072,0.00211865,0.001550455,0.003337551,0.002362156,0.002120153,0.09631168],"category_scores_gemma":[0.007745621,0.001118603,0.0006716202,0.001879043,0.0007960215,0.003505842,0.002283232,0.003335745,0.0510706],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001613565,"about_ca_system_score_gemma":0.001661093,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006185203,"about_ca_topic_score_gemma":0.007545048,"domain_scores_codex":[0.9974083,0.0001429956,0.0001127303,0.0004753479,0.001545215,0.0003153246],"domain_scores_gemma":[0.9950269,0.0006754854,0.0003357633,0.0007060538,0.002900285,0.0003555149],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001672798,0.0007083698,0.02374924,0.00125626,0.0002170438,0.001393386,0.002703301,0.00523112,0.4906843,0.02403902,0.2668425,0.1815026],"study_design_scores_gemma":[0.0001104936,0.0005227572,0.02838057,0.0002358212,0.0001307129,0.0007117828,0.001313973,0.02413995,0.6763321,0.004284784,0.2634653,0.0003717804],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.2045835,0.001583508,0.2943344,0.005775338,0.007283282,0.0008634216,0.0435436,0.06831522,0.3737176],"genre_scores_gemma":[0.6695681,0.001111216,0.1020899,0.002380674,0.0004156639,0.001092784,0.02378481,0.01344392,0.1861128],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.09631168,"threshold_uncertainty_score":0.3221947,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02466854770147586,"score_gpt":0.3113198406682742,"score_spread":0.2866512929667984,"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."}}