{"id":"W2054232720","doi":"10.1207/s15327558ijbm1103_2","title":"Perceived environment and physical activity in youth","year":2004,"lang":"en","type":"article","venue":"International Journal of Behavioral Medicine","topic":"Obesity, Physical Activity, Diet","field":"Medicine","cited_by":131,"is_retracted":false,"has_abstract":false,"ca_institutions":"PolicyWise for Children & Families; University of Toronto","funders":"","keywords":"Psychology; Health psychology; Physical activity; Variance (accounting); Context (archaeology); Multilevel model; Developmental psychology; Social environment; Regression analysis; Explained variation; Physical activity level; Social psychology; Public health; Geography; Medicine; Mathematics; Statistics","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":[0.000147175,0.0001439551,0.0004165475,0.0002079925,0.00001590235,0.000008640969,0.0001344674,0.00004976987,0.0000483207],"category_scores_gemma":[0.00003607164,0.0001067985,0.00009001992,0.00006365956,0.0002147903,0.0002138311,0.00006595769,0.0004452713,0.000006912559],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003448905,"about_ca_system_score_gemma":0.00005203707,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003148625,"about_ca_topic_score_gemma":0.00001263083,"domain_scores_codex":[0.9986036,0.00003033717,0.000253415,0.0001561322,0.0008137752,0.0001426837],"domain_scores_gemma":[0.9993642,0.00003903542,0.0001910342,0.00009742122,0.0001185171,0.0001897864],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001830915,0.05553117,0.5935315,0.0000472854,0.0002966208,0.003639276,0.01692694,0.0001723147,0.2690216,0.0006733519,0.00006490757,0.05826408],"study_design_scores_gemma":[0.005654418,0.001814764,0.9867142,0.0003662709,0.0001759531,0.0002902855,0.000718997,0.00002691036,0.003253672,0.0008549167,0.0000338244,0.0000958137],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9955154,0.00003646532,0.00004290626,0.003869102,0.0002765971,0.0001116509,0.000007726952,0.000007137573,0.0001329956],"genre_scores_gemma":[0.9987826,0.00006733646,0.000158892,0.0001167447,0.0008282229,0.000001533508,0.000005119283,0.00001323319,0.00002626306],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3931826,"threshold_uncertainty_score":0.4355117,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03992120246890461,"score_gpt":0.340718648415834,"score_spread":0.3007974459469294,"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."}}