{"id":"W4409697145","doi":"10.1002/jmri.29769","title":"Design and Implementation of a Multi‐Center Trial of <scp> <sup>129</sup> Xe </scp> Gas Exchange <scp>MRI</scp> and <scp>MRS</scp> to Evaluate Longitudinal Progression of <scp>COPD</scp>","year":2025,"lang":"en","type":"article","venue":"Journal of Magnetic Resonance Imaging","topic":"Atomic and Subatomic Physics Research","field":"Physics and Astronomy","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University; St. Joseph’s Healthcare Hamilton","funders":"National Heart, Lung, and Blood Institute; Genentech; National Institutes of Health; National Institute of Environmental Health Sciences; Genentech Foundation","keywords":"Clinical trial; Medicine; Protocol (science); COPD; Medical physics; Pathology; Internal medicine","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.03228762,0.002462276,0.002592654,0.000769338,0.002193854,0.002291847,0.001821257,0.004460958,0.008784862],"category_scores_gemma":[0.01555143,0.0012585,0.003243117,0.0008421631,0.00233954,0.002286885,0.002072973,0.004493561,0.002257125],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002570699,"about_ca_system_score_gemma":0.007907172,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001376253,"about_ca_topic_score_gemma":0.001724574,"domain_scores_codex":[0.9799698,0.01358271,0.001229838,0.002022602,0.001133781,0.002061228],"domain_scores_gemma":[0.9892595,0.002855183,0.001919016,0.001939938,0.001405225,0.002621041],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"nonrandomized_trial","study_design_scores_codex":[0.7515515,0.1600119,0.006358713,0.001083898,0.002575833,0.000375434,0.0005217716,0.003393959,0.007033372,0.002052,0.00397547,0.06106611],"study_design_scores_gemma":[0.3728803,0.6072049,0.006754552,0.0001826101,0.0007858762,0.00009930101,0.0001827289,0.001620697,0.001709129,0.001879838,0.006627139,0.00007299032],"study_design_candidate":"nonrandomized_trial","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"methods","genre_scores_codex":[0.5901912,0.001783909,0.02095432,0.003728247,0.002243799,0.3682376,0.003091883,0.0002884186,0.009480502],"genre_scores_gemma":[0.5843551,0.000701706,0.03630684,0.003886531,0.000796486,0.3683278,0.001497043,0.00007709331,0.004051447],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.03228762,"threshold_uncertainty_score":0.1707553,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02530317856078635,"score_gpt":0.3419343807969454,"score_spread":0.3166312022361591,"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."}}