{"id":"W4412706248","doi":"10.2196/71923","title":"Generative AI–Powered Mental Wellness Chatbot for College Student Mental Wellness: Open Trial","year":2025,"lang":"en","type":"article","venue":"JMIR Formative Research","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Anxiety; Mental health; Depression (economics); Psychological intervention; Clinical psychology; Psychology; Medicine; Psychiatry","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":[0.005298569,0.001053256,0.001166536,0.0007505858,0.001008441,0.001165565,0.001171649,0.002044504,0.01083568],"category_scores_gemma":[0.01012359,0.0006408494,0.001254357,0.0004370681,0.001547573,0.001374928,0.001170463,0.00236115,0.001223941],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001090945,"about_ca_system_score_gemma":0.001729466,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002419486,"about_ca_topic_score_gemma":0.002706281,"domain_scores_codex":[0.9979097,0.001200997,0.0002014872,0.0002564774,0.0002000075,0.0002312323],"domain_scores_gemma":[0.9956478,0.002391491,0.0004884204,0.0004910836,0.0003786677,0.0006024959],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"randomized_trial","study_design_gemma":"nonrandomized_trial","study_design_scores_codex":[0.6393316,0.1902432,0.004177402,0.002964293,0.001241965,0.00009701684,0.001699287,0.000897112,0.002913789,0.0006378476,0.00252444,0.153272],"study_design_scores_gemma":[0.562699,0.4122213,0.01307439,0.0004799705,0.0007622764,0.00005545342,0.0008057625,0.00274473,0.001795652,0.0009577149,0.00433049,0.00007339061],"study_design_candidate":"nonrandomized_trial","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9600258,0.0009023429,0.001669268,0.0003917032,0.0002924655,0.03262019,0.0007281333,0.0003033678,0.003066642],"genre_scores_gemma":[0.9231551,0.0008499155,0.00685456,0.0006513421,0.000251766,0.06380835,0.0005765706,0.00003574297,0.003816622],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01083568,"threshold_uncertainty_score":0.03624892,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1286085527062997,"score_gpt":0.5684669486194366,"score_spread":0.4398583959131369,"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."}}