{"id":"W2554597153","doi":"10.2196/mhealth.6540","title":"Feasibility and Effectiveness of Using Wearable Activity Trackers in Youth: A Systematic Review","year":2016,"lang":"en","type":"review","venue":"JMIR mhealth and uhealth","topic":"Physical Activity and Health","field":"Medicine","cited_by":279,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Activity tracker; Wearable computer; Computer science; BitTorrent tracker; Wearable technology; Applied psychology; Psychology; Artificial intelligence; Embedded system","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.02408291,0.001499936,0.008904416,0.00912537,0.0009629146,0.003897782,0.002123071,0.002332083,0.003442225],"category_scores_gemma":[0.09690402,0.001536526,0.01000719,0.009208074,0.00117777,0.003671536,0.002066103,0.001613551,0.0002786496],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005532905,"about_ca_system_score_gemma":0.01723835,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007640987,"about_ca_topic_score_gemma":0.02008493,"domain_scores_codex":[0.9753425,0.009832246,0.008950142,0.00130773,0.004099151,0.0004682744],"domain_scores_gemma":[0.9212782,0.05973047,0.01193514,0.0009075041,0.005460902,0.0006876932],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"systematic_review","study_design_gemma":"systematic_review","study_design_scores_codex":[0.0003141597,0.00003890575,0.001823582,0.9532033,0.009073588,0.00008122368,0.0004386058,0.00005365061,0.00008615908,0.00009967614,0.0005264494,0.03426078],"study_design_scores_gemma":[0.0004033826,0.0004132466,0.005577069,0.9242606,0.06223063,0.0002574402,0.0006013723,0.00008217587,0.0002043182,0.0001136392,0.00582111,0.00003500103],"study_design_candidate":"systematic_review","study_design_consensus":"systematic_review","genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.004941654,0.9921783,0.0002988738,0.0002761109,0.0001186658,0.001227751,0.0004623613,0.00001789874,0.0004783868],"genre_scores_gemma":[0.0528543,0.9418727,0.001775944,0.000572037,0.00009084414,0.002395074,0.0003108124,0.00001012229,0.0001182658],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.02408291,"threshold_uncertainty_score":0.1273642,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2387601342138271,"score_gpt":0.4844054007839235,"score_spread":0.2456452665700964,"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."}}