{"id":"W1988797880","doi":"10.3141/1880-20","title":"Locomotive Horn Effectiveness at Operating Speeds","year":2004,"lang":"en","type":"article","venue":"Transportation Research Record Journal of the Transportation Research Board","topic":"Railway Engineering and Dynamics","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"Queen's University","funders":"","keywords":"French horn; Transport engineering; Engineering; Aeronautics; Operations management","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":[0.001150026,0.0002602169,0.0003531622,0.001072023,0.0003184064,0.0008335122,0.0004582886,0.0004230836,0.003276595],"category_scores_gemma":[0.005486461,0.0002540142,0.0002503979,0.0006690258,0.0003574527,0.0005252423,0.0006976347,0.0003284383,0.0006814376],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003229958,"about_ca_system_score_gemma":0.0002376792,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004332802,"about_ca_topic_score_gemma":0.006134242,"domain_scores_codex":[0.9988028,0.0002831786,0.00008687982,0.0001395373,0.0004807498,0.0002068312],"domain_scores_gemma":[0.9945731,0.001677888,0.0007508049,0.0002420956,0.002328841,0.0004273495],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.006772729,0.0005581283,0.6096759,0.001110958,0.0002285885,0.001144918,0.003861512,0.01826166,0.2068189,0.0008749596,0.001128927,0.1495628],"study_design_scores_gemma":[0.00005120185,0.004232387,0.947295,0.00007967671,0.0001118588,0.0005526399,0.002488344,0.004017065,0.03887099,0.0001902142,0.002064073,0.00004656232],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9961587,0.0001161133,0.0008762442,0.00001148573,0.000005752128,0.00001375169,0.0001557375,0.00003638975,0.002625892],"genre_scores_gemma":[0.9974449,0.0001037119,0.0004156717,0.00001353091,0.000004002576,0.000006224097,0.0002713581,0.00001464076,0.001725998],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004332802,"threshold_uncertainty_score":0.01096129,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0379113007551183,"score_gpt":0.3259717149994521,"score_spread":0.2880604142443338,"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."}}