{"id":"W4385649059","doi":"10.1016/j.nuclphysb.2023.116321","title":"Pion parton distribution functions with the nonrelativistic constituent quark model","year":2023,"lang":"en","type":"article","venue":"Nuclear Physics B","topic":"Particle physics theoretical and experimental studies","field":"Physics and Astronomy","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"TRIUMF","funders":"Youth Innovation Promotion Association of the Chinese Academy of Sciences; Chinese Academy of Sciences; National Natural Science Foundation of China","keywords":"Physics; Pion; Particle physics; Parton; DGLAP; Quark; Quark model; Constituent quark; Quantum chromodynamics; Hadron; Distribution function; Valence (chemistry); Meson; Rest frame; Wave function; Nuclear physics; Quarkonium; Quantum mechanics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.00005366786,0.0001283419,0.0001154839,0.000005785612,0.0004912424,0.00006394028,0.0001084756,0.00001207316,0.00005027937],"category_scores_gemma":[0.000001815529,0.00008263291,0.00006811937,0.0002837848,0.0003013654,0.0001266219,0.0001029051,0.0001247097,0.00108477],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002311537,"about_ca_system_score_gemma":0.00001459315,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002458031,"about_ca_topic_score_gemma":2.401175e-7,"domain_scores_codex":[0.9993065,0.00002549934,0.00008856061,0.0001757301,0.0001600919,0.0002436397],"domain_scores_gemma":[0.9996285,0.00005782584,0.00004304644,0.0001795907,0.00003564227,0.00005537914],"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":[0.00003421967,0.0001438101,0.001685019,0.000003078018,0.00008326247,4.317428e-7,0.0005064447,0.01028401,0.001784711,0.9760012,0.007533476,0.001940347],"study_design_scores_gemma":[0.001236488,0.0002402093,0.002334985,0.00005658234,0.000245138,6.870089e-7,0.0044437,0.5035304,0.01144141,0.4632561,0.01245829,0.0007560099],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8031799,0.000009257359,0.165805,0.00157881,0.00009802573,0.0002375234,0.000185815,0.0001936572,0.02871205],"genre_scores_gemma":[0.9994046,0.000001136796,0.00004162178,0.00002593207,0.0001729101,0.00003873428,0.0001206205,0.00001749855,0.0001769117],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5127451,"threshold_uncertainty_score":0.999693,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01540273599156619,"score_gpt":0.238011791335758,"score_spread":0.2226090553441918,"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."}}