{"id":"W7092975577","doi":"","title":"Identifying and characterizing plausible chemsex users from non-specific items across sexual behavior and substance use scales","year":2025,"lang":"en","type":"article","venue":"HAL (Le Centre pour la Communication Scientifique Directe)","topic":"Forensic Toxicology and Drug Analysis","field":"Pharmacology, Toxicology and Pharmaceutics","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université de Montréal","funders":"","keywords":"Sexual behavior; Substance use; Theory of planned behavior; Sample (material); Human sexuality; Scale (ratio)","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":[0.003282972,0.0005897537,0.0005653102,0.001748859,0.0006333375,0.001367898,0.0006294439,0.0008286586,0.005083972],"category_scores_gemma":[0.01562912,0.0002413154,0.0008229139,0.0009347181,0.0003638375,0.0009361472,0.001490118,0.0006888752,0.0009810873],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002643323,"about_ca_system_score_gemma":0.0007022704,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002287937,"about_ca_topic_score_gemma":0.006008529,"domain_scores_codex":[0.9985319,0.0005600916,0.0002170443,0.000151842,0.0004085395,0.0001306153],"domain_scores_gemma":[0.9933388,0.003259062,0.001436237,0.0005201392,0.001123216,0.0003225841],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002595543,0.0001384852,0.9666842,0.0001282169,0.0001064712,0.0001409805,0.001030556,0.0002298316,0.002408566,0.0002733916,0.0003758077,0.02822392],"study_design_scores_gemma":[0.00001206963,0.0001811356,0.9934382,0.00007067187,0.00007699342,0.0003846621,0.001958988,0.001255653,0.001069315,0.00050843,0.001031304,0.00001261528],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9920691,0.0002530524,0.003678033,0.0001117014,0.00001527328,0.0002653117,0.0008374059,0.00002493346,0.002745208],"genre_scores_gemma":[0.9891179,0.0003188903,0.007261538,0.00008192429,0.00001260322,0.0001843437,0.00183896,0.00001538302,0.001168545],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005083972,"threshold_uncertainty_score":0.01736224,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06061213650202128,"score_gpt":0.3527956142425463,"score_spread":0.292183477740525,"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."}}