{"id":"W7115600273","doi":"10.5937/setc25037z","title":"Toronto Metro: Sheppard Line Twin Tunnels","year":2025,"lang":"","type":"article","venue":"","topic":"Tunneling and Rock Mechanics","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Transit (satellite); Rapid transit; Twin cities; Line (geometry); Rail transit; Metropolitan area; Light rail transit","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":[0.0003412511,0.00082311,0.0002683574,0.001034712,0.005914354,0.00221952,0.0007628172,0.0008511231,0.2621804],"category_scores_gemma":[0.0005993213,0.0005059429,0.0002709125,0.001752152,0.0007471542,0.0008926794,0.00174782,0.000724709,0.03571218],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.006746102,"about_ca_system_score_gemma":0.01383762,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.5663288,"about_ca_topic_score_gemma":0.8910262,"domain_scores_codex":[0.9995049,0.00002695652,0.00001213161,0.00007124354,0.0002426638,0.0001420222],"domain_scores_gemma":[0.9989756,0.00003203989,0.00003248284,0.00008030163,0.0004667554,0.0004128141],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"not_applicable","study_design_gemma":"observational","study_design_scores_codex":[0.0005002439,0.0001696999,0.01463881,0.0003062908,0.00001899254,0.001714035,0.002448544,0.001337538,0.007441154,0.01354876,0.8339292,0.1239467],"study_design_scores_gemma":[0.0000433193,0.000116581,0.02701239,0.00009449912,0.00001058455,0.0003986789,0.002068657,0.001127931,0.001310802,0.0004708636,0.9673034,0.0000422656],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.0988104,0.00228155,0.006556327,0.002800768,0.001330256,0.0006647632,0.02370263,0.003422826,0.8604305],"genre_scores_gemma":[0.1650491,0.001011357,0.004567981,0.000260879,0.0001147366,0.0001199632,0.008355299,0.0006744337,0.8198462],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.4336712,"threshold_uncertainty_score":0.8770807,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009391519501674215,"score_gpt":0.2442334648480367,"score_spread":0.2348419453463625,"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."}}