{"id":"W626739791","doi":"","title":"Sound Absorption Characteristics of Typical Pavements: An Ontario Study","year":2010,"lang":"en","type":"article","venue":"Transportation Research Board 89th Annual MeetingTransportation Research Board","topic":"Asphalt Pavement Performance Evaluation","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Asphalt; Traffic noise; Durability; Materials science; Sound (geography); Noise reduction coefficient; Portland cement; Acoustics; Wearing course; Environmental science; Reverberation; Geotechnical engineering; Engineering; Porosity; Composite material; Cement; Noise reduction","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":[0.0002050771,0.0003367751,0.0001999357,0.0005729988,0.001004035,0.0003537015,0.0003419966,0.0002630003,0.001260269],"category_scores_gemma":[0.0004490463,0.000250099,0.0002525022,0.001095721,0.000454346,0.0003007327,0.0003363288,0.0001562315,0.0003086439],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003291559,"about_ca_system_score_gemma":0.001650272,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.539479,"about_ca_topic_score_gemma":0.7920357,"domain_scores_codex":[0.9996283,0.00002998092,0.00001463739,0.00007335326,0.0001817298,0.00007198925],"domain_scores_gemma":[0.9995248,0.00005677977,0.00006875374,0.00003824018,0.0002574988,0.00005386716],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.00127813,0.0009339756,0.3910071,0.0004130185,0.00009536195,0.001853529,0.009276167,0.00884895,0.5297362,0.0006566763,0.001335735,0.05456512],"study_design_scores_gemma":[0.00004866087,0.001766524,0.927727,0.00001611652,0.0001155052,0.0008293166,0.002988126,0.006374994,0.05194126,0.0001130861,0.008021954,0.00005742933],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985329,0.00002608206,0.0002242402,0.000004523949,5.395805e-7,0.000009453138,0.00007544504,0.000006399998,0.001120298],"genre_scores_gemma":[0.9969837,0.0001082275,0.0006083611,0.000005178582,0.000001347858,0.000008577957,0.0001529934,0.000006884607,0.002124776],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.460521,"threshold_uncertainty_score":0.9264663,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06546991455675442,"score_gpt":0.3787216286019577,"score_spread":0.3132517140452033,"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."}}