{"id":"W4206789363","doi":"10.2196/27654","title":"Thematic Analysis on User Reviews for Depression and Anxiety Chatbot Apps: Machine Learning Approach","year":2021,"lang":"en","type":"article","venue":"JMIR Formative Research","topic":"Digital Mental Health Interventions","field":"Psychology","cited_by":40,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Qatar National Research Fund; Fonds National de la Recherche Luxembourg","keywords":"Chatbot; Thematic analysis; Anxiety; Usability; World Wide Web; Computer science; Mood; Metadata; Sentiment analysis; Psychology; Applied psychology; Internet privacy; Artificial intelligence; Clinical psychology; Psychiatry; Human–computer interaction; Qualitative research","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":[0.038403,0.001020052,0.001496861,0.01693452,0.002801793,0.003147675,0.001834616,0.0009664471,0.002027155],"category_scores_gemma":[0.09891785,0.0004996632,0.001898165,0.01392702,0.001936084,0.002827411,0.004122647,0.001071052,0.0005214434],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005104826,"about_ca_system_score_gemma":0.005614009,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004525369,"about_ca_topic_score_gemma":0.007462444,"domain_scores_codex":[0.9676921,0.01984765,0.003176747,0.002460175,0.005815974,0.001007362],"domain_scores_gemma":[0.8746173,0.08833026,0.008711941,0.002792844,0.02480347,0.0007441147],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"qualitative","study_design_gemma":"qualitative","study_design_scores_codex":[0.0009732571,0.000390117,0.06063389,0.009934926,0.0003932432,0.001445694,0.5980707,0.001668975,0.01502729,0.00724415,0.01275177,0.291466],"study_design_scores_gemma":[0.0002252006,0.0008219297,0.1841907,0.005919618,0.0006599218,0.001580864,0.6426528,0.04471634,0.01322764,0.01751163,0.08806622,0.0004271347],"study_design_candidate":"qualitative","study_design_consensus":"qualitative","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8179393,0.002064029,0.12917,0.002904093,0.000299662,0.02474659,0.01040535,0.0004791847,0.01199183],"genre_scores_gemma":[0.7442706,0.001418369,0.1982976,0.0006907415,0.000164109,0.04410967,0.006429771,0.0002234845,0.004395616],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.038403,"threshold_uncertainty_score":0.2030969,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1547992235192354,"score_gpt":0.5131630684285358,"score_spread":0.3583638449093003,"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."}}