{"id":"W4406275123","doi":"10.1123/jtpe.2024-0173","title":"Exploring the Impact of Choice and Variety on Adolescents’ Motivation to Participate in High-Intensity Interval Training During Physical Education: A Randomized Controlled Trial","year":2025,"lang":"en","type":"article","venue":"Journal of Teaching in Physical Education","topic":"Motivation and Self-Concept in Sports","field":"Psychology","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Government of Canada; Department of National Defence","funders":"","keywords":"Physical education; Psychology; Variety (cybernetics); High-intensity interval training; Interval training; Randomized controlled trial; Intensity (physics); Medical education; Developmental psychology; Applied psychology; Physical therapy; Mathematics education; Medicine; Computer science","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":[0.001603919,0.0001701984,0.001057727,0.0003778271,0.00007369417,0.0000379177,0.0001483798,0.00004037672,0.000007861491],"category_scores_gemma":[0.002374964,0.0001114909,0.0003202344,0.000309761,0.00005907788,0.0002582015,0.00002566694,0.0007239141,8.823332e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000243459,"about_ca_system_score_gemma":0.0002841435,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003697879,"about_ca_topic_score_gemma":0.000006801842,"domain_scores_codex":[0.9976571,0.0008536722,0.0008839537,0.0002005164,0.0002212645,0.0001834576],"domain_scores_gemma":[0.997902,0.001081243,0.0006173974,0.0001838472,0.0001388805,0.00007659823],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"observational","study_design_scores_codex":[0.6037971,0.01246042,0.09238549,0.00006626002,0.0004116286,0.00000154565,0.2344105,0.002725604,0.000665724,0.01078814,0.0002780781,0.04200946],"study_design_scores_gemma":[0.2237507,0.000309451,0.7656309,0.0008758564,0.00007994437,0.000003069757,0.007271954,0.0003540532,0.00003780392,0.001575314,0.000007132423,0.0001037924],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9955767,0.00001461768,0.0001373962,0.0008362896,0.001983376,0.00107507,5.078953e-7,0.000007869242,0.0003681942],"genre_scores_gemma":[0.9985681,0.000002499252,0.00004551986,0.0001838134,0.0009244981,0.0002054089,0.000001997423,0.00001027433,0.00005793977],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6732454,"threshold_uncertainty_score":0.4546467,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05981117917712678,"score_gpt":0.385782641338451,"score_spread":0.3259714621613242,"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."}}