{"id":"W2141377196","doi":"10.1186/1471-2458-13-335","title":"Contraband tobacco on post-secondary campuses in Ontario, Canada: analysis of discarded cigarette butts","year":2013,"lang":"en","type":"article","venue":"BMC Public Health","topic":"Smoking Behavior and Cessation","field":"Medicine","cited_by":12,"is_retracted":false,"has_abstract":true,"ca_institutions":"Brock University","funders":"","keywords":"Biostatistics; Public health; Tobacco product; Medicine; Tobacco use; Environmental health; Consumption (sociology); Advertising; Population; Social science; Sociology; Business","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0005640419,0.0003221461,0.0003518625,0.001733855,0.002160987,0.001369449,0.00114962,0.0003460772,0.002330548],"category_scores_gemma":[0.001510313,0.0003458971,0.0005310696,0.004674804,0.0007627818,0.0003331403,0.0008853771,0.0005119548,0.0003157191],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.01814035,"about_ca_system_score_gemma":0.02602788,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9904673,"about_ca_topic_score_gemma":0.9957282,"domain_scores_codex":[0.9989637,0.00004291533,0.0000545401,0.0001111016,0.0005503162,0.0002774505],"domain_scores_gemma":[0.9974923,0.0001078973,0.0006788395,0.00007202008,0.001136182,0.0005126832],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0000561706,0.00002164308,0.9908828,0.0001120038,0.0000281929,0.0001289265,0.00142756,0.00004341612,0.0004826644,0.00007117436,0.0006725483,0.006072889],"study_design_scores_gemma":[0.000001280401,0.00001074504,0.9972908,0.00003085075,0.000009792961,0.00003665057,0.001504211,0.00007060676,0.00008455609,0.000008483026,0.0009480863,0.000003835684],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9902435,0.001028478,0.0002381531,0.0002531346,0.00001333537,0.0001143044,0.005227291,0.000009996124,0.002871853],"genre_scores_gemma":[0.9924374,0.001442095,0.0003518076,0.0001531075,0.000007197945,0.00003588711,0.002524717,0.000009517157,0.003038272],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01814035,"threshold_uncertainty_score":0.1316181,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03579382485366452,"score_gpt":0.2840990085908207,"score_spread":0.2483051837371561,"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."}}