{"id":"W2104210769","doi":"10.1103/physrevlett.97.211801","title":"Measurement of the<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>B</mml:mi><mml:mo>→</mml:mo><mml:mi>π</mml:mi><mml:mi>l</mml:mi><mml:mi>ν</mml:mi></mml:math>Branching Fraction and Determination 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>u</mml:mi><mml:mi>b</mml:mi></mml:mrow></mml:msub><mml:mo stretchy=\"false\">|</mml:mo></mml:math>with Tagged<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>B</mml:mi></mml:math>Mesons","year":2006,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":38,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Victoria; Université de Montréal; McGill University; University of British Columbia","funders":"SLAC National Accelerator Laboratory; Institut National de Physique Nucléaire et de Physique des Particules; U.S. Department of Energy; European Commission; Institute of High Energy Physics; Centre National de la Recherche Scientifique; Bundesministerium für Bildung und Forschung; Science and Technology Facilities Council; Natural Sciences and Engineering Research Council of Canada; Alfred P. Sloan Foundation; Deutsche Forschungsgemeinschaft; Ministerio de Economía y Competitividad; National Science Foundation","keywords":"Physics; Particle physics; Hadron; Meson; Quantum chromodynamics; Branching fraction; Isospin; B meson; Semileptonic decay; Algorithm; Nuclear physics; Lepton; Mathematics","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":[0.001471685,0.001189907,0.0007882103,0.002453295,0.001318863,0.002040984,0.0018026,0.002412203,0.04311411],"category_scores_gemma":[0.002299075,0.00098072,0.0009021758,0.001847488,0.0005176801,0.001747026,0.001364237,0.002324864,0.02289329],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001481488,"about_ca_system_score_gemma":0.0009503659,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004174998,"about_ca_topic_score_gemma":0.009144481,"domain_scores_codex":[0.9983752,0.0001389079,0.00004795187,0.0004572339,0.0007379061,0.0002427515],"domain_scores_gemma":[0.9984887,0.0003284137,0.0002002279,0.0003061342,0.0005276712,0.0001488464],"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":[0.001375102,0.0004613232,0.01814974,0.0005969798,0.0002474003,0.0005679519,0.0006436907,0.001683219,0.8197792,0.00996329,0.06523334,0.08129875],"study_design_scores_gemma":[0.00006297353,0.0003027735,0.02637453,0.00008937217,0.0001166898,0.0003733783,0.0002398084,0.009112393,0.8382379,0.002640141,0.122311,0.0001390518],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2576667,0.00265066,0.3715003,0.002289373,0.001689482,0.0008358959,0.04868031,0.02174608,0.2929412],"genre_scores_gemma":[0.5446783,0.002800942,0.1779265,0.002646996,0.000258067,0.001514785,0.04031637,0.008720871,0.2211373],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.04311411,"threshold_uncertainty_score":0.144231,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0159511814268042,"score_gpt":0.2481369151213138,"score_spread":0.2321857336945096,"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."}}