{"id":"W2106017125","doi":"","title":"Congestion Relief: Assessing the Case for Road Tolls in Canada","year":2007,"lang":"en","type":"article","venue":"C.D. Howe Institute Commentary","topic":"Transportation Planning and Optimization","field":"Social Sciences","cited_by":27,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Road pricing; Singapore Area Licensing Scheme; Transport engineering; Congestion pricing; Traffic congestion; Business; Regional science; Economics; Geography; Engineering","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.005817358,0.0005455475,0.0008550289,0.002163356,0.01645389,0.007001312,0.006146647,0.01711245,0.006065342],"category_scores_gemma":[0.04711188,0.0004404771,0.001152228,0.004841371,0.005178698,0.002251518,0.002127504,0.01358626,0.0002741087],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.1478821,"about_ca_system_score_gemma":0.2477984,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.9966641,"about_ca_topic_score_gemma":0.9987922,"domain_scores_codex":[0.9918499,0.00111368,0.0001876719,0.0005292727,0.002851772,0.003467799],"domain_scores_gemma":[0.9710062,0.008820557,0.000857426,0.0003197816,0.01626568,0.002730306],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0004110809,0.00007893793,0.03548042,0.0005446491,0.0001773001,0.002481603,0.008433467,0.006212923,0.000354218,0.1669171,0.7511859,0.0277224],"study_design_scores_gemma":[0.0008003823,0.0002753506,0.1904777,0.003366679,0.001203038,0.0008777747,0.08773918,0.03054903,0.00126358,0.07521995,0.6073073,0.0009201628],"study_design_candidate":"not_applicable","study_design_consensus":"not_applicable","genre_codex":"commentary","genre_gemma":"commentary","genre_scores_codex":[0.07716948,0.005816739,0.0005130097,0.8440629,0.002649636,0.0001341504,0.002330291,0.00003951544,0.06728435],"genre_scores_gemma":[0.7551603,0.006326772,0.001167199,0.2114688,0.002019405,0.0001360108,0.00065526,0.00007324283,0.02299297],"genre_candidate":"commentary","genre_consensus":"commentary","teacher_disagreement_score":0.1478821,"threshold_uncertainty_score":0.988336,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03119051785043468,"score_gpt":0.3278977110676153,"score_spread":0.2967071932171806,"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."}}