{"id":"W2241799903","doi":"","title":"Economies of Scale in Operating Costs for Light Rail Transit and Streetcars","year":2013,"lang":"en","type":"article","venue":"Transportation research circular","topic":"Transportation Planning and Optimization","field":"Social Sciences","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Transport engineering; Mile; Unit (ring theory); Economies of scale; Transit (satellite); Service (business); Modal shift; Light rail transit; Public transport; Scale (ratio); Business; Light rail; Vehicle miles of travel; Modal; Engineering; Geography; Marketing","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":[0.002305265,0.0005597459,0.0004464698,0.001704808,0.0004920554,0.003167164,0.0006002649,0.0005565308,0.004763466],"category_scores_gemma":[0.01558881,0.0002953995,0.0009821189,0.00177402,0.001810294,0.003361642,0.001696178,0.001037902,0.0002049561],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00359956,"about_ca_system_score_gemma":0.001274956,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007745628,"about_ca_topic_score_gemma":0.01044937,"domain_scores_codex":[0.9977144,0.000649952,0.0001201875,0.0003028418,0.0008617563,0.0003508444],"domain_scores_gemma":[0.9913521,0.005922665,0.001344407,0.000429634,0.0006011824,0.0003501017],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"observational","study_design_scores_codex":[0.0005072276,0.0001796308,0.04811318,0.0004303806,0.0002960101,0.001627218,0.0009069765,0.3347948,0.001918333,0.4984361,0.005677206,0.107113],"study_design_scores_gemma":[0.0001370334,0.0006355006,0.2379397,0.0005447921,0.0002659509,0.001841193,0.005815939,0.1864941,0.002170306,0.5165542,0.04733751,0.0002637504],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7520038,0.004684042,0.03744434,0.003988012,0.0001293571,0.0003656532,0.001442366,0.00008307744,0.1998594],"genre_scores_gemma":[0.9916213,0.0009836768,0.002461586,0.00006527243,0.0000460066,0.00007884418,0.0001677645,0.00001844264,0.004557142],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007745628,"threshold_uncertainty_score":0.02611673,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03856113733386288,"score_gpt":0.34377373636235,"score_spread":0.3052125990284871,"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."}}