{"id":"W4409053930","doi":"10.11648/j.ajtte.20251001.12","title":"Roundabout Accessibility: A Canadian View","year":2025,"lang":"en","type":"article","venue":"American Journal of Traffic and Transportation Engineering","topic":"Safety Warnings and Signage","field":"Psychology","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Lakehead University","funders":"","keywords":"Roundabout; Computer science; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00262751,0.0009586119,0.0006514454,0.006140573,0.007186565,0.008284007,0.002550276,0.00218575,0.03315938],"category_scores_gemma":[0.00346704,0.0005329484,0.0006244221,0.009775158,0.003973689,0.003890354,0.003233377,0.003544921,0.002617859],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.06323984,"about_ca_system_score_gemma":0.1289805,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.984657,"about_ca_topic_score_gemma":0.9878116,"domain_scores_codex":[0.9975497,0.0001616862,0.00009349508,0.0003680538,0.001221425,0.0006056855],"domain_scores_gemma":[0.9895141,0.0004296552,0.0002265986,0.0001442698,0.007313373,0.002372028],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00009942373,0.0001165976,0.01418859,0.001729478,0.00003328649,0.0007974235,0.004839754,0.0005064195,0.001095701,0.05797091,0.4458728,0.4727497],"study_design_scores_gemma":[0.00000703386,0.0000310186,0.02555303,0.001440372,0.00002703933,0.0004057302,0.005849893,0.000242295,0.0001599628,0.001379398,0.9648497,0.0000545412],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.02267143,0.3250247,0.002857426,0.2350304,0.005514571,0.0001398181,0.005681543,0.0004134118,0.4026667],"genre_scores_gemma":[0.2641931,0.5468546,0.005734337,0.03115908,0.001494951,0.00009624377,0.003377154,0.0002898372,0.1468009],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.06323984,"threshold_uncertainty_score":0.4588393,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005723254577396053,"score_gpt":0.2556396341303044,"score_spread":0.2499163795529084,"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."}}