{"id":"W1608786741","doi":"10.1103/physrevd.80.114024","title":"Models of isospin breaking in the pion form factor: Consequences for the determination of<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:msub><mml:mi>Π</mml:mi><mml:mrow><mml:mi>ρ</mml:mi><mml:mi>ω</mml:mi></mml:mrow></mml:msub><mml:mo stretchy=\"false\">(</mml:mo><mml:msubsup><mml:mi>m</mml:mi><mml:mi>ρ</mml:mi><mml:mn>2</mml:mn></mml:msubsup><mml:mo stretchy=\"false\">)</mml:mo></mml:math>and<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mo stretchy=\"false\">(</mml:mo><mml:mi>g</mml:mi><mml:mo>−</mml:mo><mml:mn>2</mml:mn><mml:msub><mml:mo stretchy=\"false\">)</mml:mo><mml:mi>μ</mml:mi></mml:msub><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:math>","year":2009,"lang":"lv","type":"article","venue":"Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology","topic":"Quantum Chromodynamics and Particle Interactions","field":"Physics and Astronomy","cited_by":28,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Physics; Omega; Isospin; Particle physics; Hadron; Muon; Amplitude; Coupling (piping); Pion; Standard Model (mathematical formulation); Meson; Symmetry breaking; Order (exchange); Mixing (physics); Nuclear physics; 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":[0.002289451,0.001113363,0.001329507,0.001243058,0.002094072,0.005150368,0.00320643,0.003876854,0.01603098],"category_scores_gemma":[0.006097747,0.0008563538,0.002256129,0.00113362,0.002563587,0.005153285,0.002090445,0.002333815,0.002707953],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001962847,"about_ca_system_score_gemma":0.001354648,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007466857,"about_ca_topic_score_gemma":0.007008399,"domain_scores_codex":[0.9990765,0.000302939,0.00004400166,0.0001214666,0.0002371685,0.0002180336],"domain_scores_gemma":[0.9982066,0.0004420456,0.0002479315,0.0005678771,0.0002499903,0.0002854627],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0001354719,0.00004748402,0.0005238052,0.00003400855,0.00001036619,0.0001780799,0.0001559614,0.01324311,0.0007720416,0.9789594,0.00325882,0.002681368],"study_design_scores_gemma":[0.0001008019,0.00002505346,0.0003376842,0.00001854748,0.000009012118,0.00009371545,0.000102493,0.1062314,0.0003988357,0.8916122,0.001041018,0.0000291147],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4174714,0.002232448,0.2103543,0.01414517,0.001041485,0.0001885859,0.001678461,0.002175139,0.350713],"genre_scores_gemma":[0.9549641,0.0004739863,0.01737854,0.0008232147,0.0001521273,0.0001350164,0.0005435521,0.0004777867,0.02505173],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01603098,"threshold_uncertainty_score":0.05362904,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02109943563610869,"score_gpt":0.2853304882055043,"score_spread":0.2642310525693956,"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."}}