{"id":"W2118011969","doi":"10.1103/physrevlett.103.152001","title":"Precision Measurement of the<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>X</mml:mi><mml:mo stretchy=\"false\">(</mml:mo><mml:mn>3872</mml:mn><mml:mo stretchy=\"false\">)</mml:mo></mml:math>Mass in<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mi>J</mml:mi><mml:mo>/</mml:mo><mml:mi>ψ</mml:mi><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:math>Decays","year":2009,"lang":"lv","type":"article","venue":"Physical Review Letters","topic":"Quantum Chromodynamics and Particle Interactions","field":"Physics and Astronomy","cited_by":112,"is_retracted":false,"has_abstract":true,"ca_institutions":"McGill University; Institute of Particle Physics; Simon Fraser University; University of Toronto; TRIUMF","funders":"Fermilab; Science and Technology Facilities Council; Alfred P. Sloan Foundation; National Science Council; Natural Sciences and Engineering Research Council of Canada; Istituto Nazionale di Fisica Nucleare; Centre National de la Recherche Scientifique; U.S. Department of Energy; Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung; Russian Foundation for Basic Research; Ministry of Education, Culture, Sports, Science and Technology; National Science Foundation","keywords":"Physics; Luminosity; Tevatron; Particle physics; State (computer science); Nuclear physics; Analytical Chemistry (journal); Algorithm; Large Hadron Collider; Mathematics; Quantum mechanics; Chemistry","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":[0.001688494,0.001241039,0.0005264573,0.001513864,0.001241706,0.001971209,0.00154316,0.001162069,0.01422293],"category_scores_gemma":[0.002622238,0.0006078847,0.0005958638,0.001597116,0.0006987073,0.001194415,0.001559098,0.001269647,0.002655753],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001730898,"about_ca_system_score_gemma":0.0007804642,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004734764,"about_ca_topic_score_gemma":0.009185666,"domain_scores_codex":[0.9987802,0.0001064107,0.00003682332,0.0003511125,0.000544043,0.0001815196],"domain_scores_gemma":[0.9988249,0.0003030941,0.0002791821,0.0003003488,0.0002516765,0.00004071071],"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":[0.005580012,0.0004574996,0.0755715,0.0007999747,0.000933986,0.001934121,0.001733598,0.01584435,0.5811749,0.06839865,0.02132804,0.2262435],"study_design_scores_gemma":[0.0002708138,0.0008051658,0.1407886,0.0002774002,0.0005822734,0.001367324,0.0005859237,0.02986612,0.7678651,0.008593445,0.04869526,0.0003024441],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7566852,0.002198435,0.08553252,0.001631797,0.0003489981,0.000178934,0.01299882,0.005174302,0.135251],"genre_scores_gemma":[0.9560134,0.0005294339,0.02237405,0.0002089701,0.00006497948,0.0001087916,0.003946502,0.0009296282,0.0158243],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01422293,"threshold_uncertainty_score":0.04758042,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01975965531085304,"score_gpt":0.2598129790627708,"score_spread":0.2400533237519178,"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."}}