{"id":"W7115896301","doi":"10.2196/73790","title":"Individual Variability in Physiological Responses and Psychological Conditions Associated With Methamphetamine Use: Pilot Ecological Momentary Assessment Study Using a Wearable Device and Self-Monitoring Mobile App","year":2025,"lang":"en","type":"article","venue":"JMIR Formative Research","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Craving; Wearable computer; Heart rate variability; mHealth; Morning; Methamphetamine; Wearable technology; Smartwatch","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":[0.0006516849,0.0003924118,0.0003850075,0.0004107569,0.0005666545,0.0003894995,0.0001929895,0.0004562435,0.0009332867],"category_scores_gemma":[0.001280849,0.0003078211,0.0004454039,0.0002176994,0.0003060408,0.0004318536,0.0005094334,0.0006455631,0.0002106959],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00016148,"about_ca_system_score_gemma":0.0002491263,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001072343,"about_ca_topic_score_gemma":0.002614432,"domain_scores_codex":[0.9996388,0.0001216544,0.00002845385,0.00008297821,0.00007995636,0.00004807126],"domain_scores_gemma":[0.9993265,0.000126679,0.0001534632,0.00008109029,0.0001544563,0.0001578194],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002222301,0.0143119,0.9122821,0.0002376386,0.0003080837,0.000457324,0.005718309,0.0002751316,0.03298376,0.00007416913,0.0005104215,0.030619],"study_design_scores_gemma":[0.00006456108,0.005523498,0.9911908,0.00000914928,0.00006176085,0.0001833138,0.0009672624,0.0006585908,0.0009663197,0.0000272626,0.0003303909,0.00001716811],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9991992,0.00002444198,0.0003995654,0.00001003035,0.000004240802,0.0001416988,0.00006477311,0.000005450067,0.0001505358],"genre_scores_gemma":[0.996877,0.0000649294,0.001845605,0.00006999958,0.00002123283,0.0005289142,0.0001855299,0.000003829259,0.0004029174],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001072343,"threshold_uncertainty_score":0.003446519,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2432488715750155,"score_gpt":0.5586716123940914,"score_spread":0.3154227408190758,"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."}}