{"id":"W7071371322","doi":"","title":"Smoking cessation in South Africa: cigarette prices, plain packaging, and illicit trade","year":2023,"lang":"en","type":"dissertation","venue":"Open University of Cape Town (University of Cape Town)","topic":"Radioactive element chemistry and processing","field":"Chemistry","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"African Capacity Building Foundation; International Development Research Centre; Bill and Melinda Gates Foundation","keywords":"Excise; Harm; Smoking cessation; Affect (linguistics); Tobacco control; Quit smoking; Government (linguistics); Logistic regression","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"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":[0.0007658471,0.0002615437,0.0003080786,0.0006332422,0.0006187998,0.001506367,0.0003022484,0.0006397832,0.006637974],"category_scores_gemma":[0.003802351,0.0002421883,0.0005094733,0.001407909,0.0005949626,0.001275109,0.0006316807,0.0008674337,0.0002388786],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001375058,"about_ca_system_score_gemma":0.001037333,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01796512,"about_ca_topic_score_gemma":0.02141991,"domain_scores_codex":[0.9996712,0.0001157181,0.00001621762,0.00004296531,0.0000619312,0.00009195595],"domain_scores_gemma":[0.9979877,0.001161169,0.0006280872,0.00003330747,0.00007011896,0.0001196644],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0004277807,0.0008068109,0.9334111,0.0004409619,0.0002800809,0.001270162,0.01152362,0.001349777,0.002016192,0.01015095,0.001031815,0.0372908],"study_design_scores_gemma":[0.00001786045,0.0002103286,0.9768494,0.0001942098,0.0001656433,0.0002151762,0.0132736,0.003020504,0.0003656977,0.002545522,0.003123185,0.00001895421],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9946425,0.001390883,0.000165869,0.001095303,0.00001057384,0.0000173316,0.00008476132,0.000001143376,0.002591653],"genre_scores_gemma":[0.9977791,0.001085597,0.0001042351,0.00006655266,0.00001182254,0.00001075867,0.00004337852,0.00000145866,0.0008972443],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01796512,"threshold_uncertainty_score":0.03572112,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01861256447979571,"score_gpt":0.2213577287166666,"score_spread":0.2027451642368709,"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."}}