{"id":"W4413040426","doi":"10.1177/03611981251349440","title":"Safety Effectiveness of High Friction Surface Treatment at Signalized Intersections in British Columbia","year":2025,"lang":"en","type":"article","venue":"Transportation Research Record Journal of the Transportation Research Board","topic":"Transportation Safety and Impact Analysis","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Ministry of Health; Ministry of Transportation of Ontario","funders":"","keywords":"Forensic engineering; Transport engineering; Engineering","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003069716,0.000202789,0.0007179793,0.0008660397,0.0004584062,0.0001088122,0.0004986527,0.0002188068,0.0005096918],"category_scores_gemma":[0.00007138131,0.0002275002,0.0005127046,0.003990463,0.0003534286,0.0005014517,0.000003696042,0.001055424,0.000005722651],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001123915,"about_ca_system_score_gemma":0.0003748961,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.2796826,"about_ca_topic_score_gemma":0.8984087,"domain_scores_codex":[0.9945778,0.001316332,0.00167598,0.000313286,0.001512704,0.0006039531],"domain_scores_gemma":[0.9960633,0.001473344,0.0002340949,0.0003542372,0.001686755,0.0001883058],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.002558827,0.0004136377,0.8010719,0.0007324574,0.0007012052,0.00006447396,0.00140653,0.1700486,0.01773513,0.0001789115,0.0008249393,0.004263383],"study_design_scores_gemma":[0.003389257,0.0003662687,0.9847648,0.000981202,0.0001258335,4.928791e-7,0.001065922,0.000479432,0.005732205,0.001252815,0.001680848,0.00016097],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9927342,0.0003750808,0.004765272,0.0002156471,0.0005377373,0.0009422896,0.0002175913,0.00004216086,0.0001700457],"genre_scores_gemma":[0.9959024,0.002944421,0.0002488593,0.000005475486,0.00002953052,0.00005709569,0.00006719444,0.0000401501,0.0007049137],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6187261,"threshold_uncertainty_score":0.9277191,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0275881831582683,"score_gpt":0.3237456933014678,"score_spread":0.2961575101431995,"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."}}