{"id":"W4411162000","doi":"10.3390/computers14060227","title":"Deploying a Mental Health Chatbot in Higher Education: The Development and Evaluation of Luna, an AI-Based Mental Health Support System","year":2025,"lang":"en","type":"article","venue":"Computers","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University; University of Windsor; Western University","funders":"","keywords":"Chatbot; Mental health; Psychology; Medical education; Computer science; Medicine; World Wide Web; Psychiatry","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.008753614,0.0006532961,0.0003827171,0.0008213682,0.001156371,0.00170697,0.002049861,0.001361648,0.004541541],"category_scores_gemma":[0.02455172,0.0004594675,0.0004303353,0.0002083991,0.001601654,0.002010162,0.003487593,0.001676508,0.00131388],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001628418,"about_ca_system_score_gemma":0.003635382,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002601771,"about_ca_topic_score_gemma":0.004447826,"domain_scores_codex":[0.9948259,0.003239097,0.0003199909,0.0004851217,0.0006644957,0.0004653996],"domain_scores_gemma":[0.9841763,0.01000426,0.0006276034,0.0009758265,0.001996194,0.0022198],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.005925457,0.02509416,0.05597627,0.004577908,0.0003025554,0.002719705,0.04060325,0.01146956,0.1083775,0.003600163,0.0227,0.7186535],"study_design_scores_gemma":[0.007558919,0.1480562,0.2123456,0.004076953,0.001402161,0.006541284,0.03923425,0.184358,0.1961023,0.008162069,0.1908839,0.001278305],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.937832,0.00025171,0.0369458,0.001380064,0.0001772395,0.007685066,0.0004575471,0.007987931,0.007282621],"genre_scores_gemma":[0.8073879,0.0002637761,0.1764572,0.001499494,0.0000662399,0.004204401,0.001061367,0.0005698317,0.008489783],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008753614,"threshold_uncertainty_score":0.04629409,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.09978655810038609,"score_gpt":0.4518010192773457,"score_spread":0.3520144611769596,"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."}}