{"id":"W2592754352","doi":"10.5007/1980-0037.2016v18n6p700","title":"Aerobic fitness profile of youth soccer players: effects of chronological age and playing position","year":2016,"lang":"en","type":"article","venue":"Brazilian Journal of Kinanthropometry and Human Performance","topic":"Sports Performance and Training","field":"Medicine","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"Army Research Office; Conselho Nacional de Desenvolvimento Científico e Tecnológico; Coordenação de Aperfeiçoamento de Pessoal de Nível Superior","keywords":"VO2 max; Aerobic exercise; Fitness test; Treadmill; Ventilatory threshold; Anaerobic exercise; Aerobic capacity; Physical fitness; Demography; Psychology; Animal science; Physical therapy; Medicine; Biology; Internal medicine; Heart rate","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":[],"consensus_categories":[],"category_scores_codex":[0.0002820202,0.0001587801,0.0005317344,0.0003422289,0.0001624384,0.000009890137,0.00008029675,0.0001089638,0.0001290938],"category_scores_gemma":[0.00002779043,0.00009693971,0.00008330544,0.0001682269,0.0006870948,0.0004313642,0.00003603085,0.0001971627,0.000001191729],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00002799304,"about_ca_system_score_gemma":0.00005046881,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000003302342,"about_ca_topic_score_gemma":7.729108e-7,"domain_scores_codex":[0.9988404,0.00001280739,0.0005437935,0.0001510368,0.0002370135,0.0002149437],"domain_scores_gemma":[0.9991012,0.00004351217,0.0004911369,0.0001291739,0.0001198406,0.0001151417],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0009213364,0.0003574933,0.8496132,0.00232339,0.000182715,0.0002409085,0.002177132,0.000001549067,0.09945635,0.0003770529,0.00005062175,0.04429828],"study_design_scores_gemma":[0.003501459,0.003945473,0.9096065,0.003334886,0.0001575462,0.0004515273,0.0005698679,0.00001992437,0.07823441,0.00001705806,0.00003074167,0.0001306146],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9984966,0.0008468201,0.00007332465,0.00006239492,0.0001382267,0.0001466826,0.000004030636,0.000008090461,0.0002238571],"genre_scores_gemma":[0.9985195,0.0008316149,0.0003772439,0.00002796041,0.0001500433,0.000001680164,0.000003435875,0.00001333803,0.00007511877],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05999332,"threshold_uncertainty_score":0.3953086,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01742462034991281,"score_gpt":0.2774999994686683,"score_spread":0.2600753791187554,"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."}}