{"id":"W2189484973","doi":"10.5897/sre10.1134","title":"A case study on acoustic performance and construction costs of noise barriers","year":2012,"lang":"en","type":"article","venue":"Scientific Research and Essays","topic":"Asphalt Pavement Performance Evaluation","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Noise barrier; Noise (video); Traffic noise; Roadway noise; Sample (material); Position (finance); Noise level; Transport engineering; Traffic flow (computer networking); Computer science; Environmental science; Engineering; Noise reduction; Telecommunications; Business; Sound pressure; Computer network","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":[0.001444761,0.0006092707,0.0003910204,0.000703436,0.001164507,0.0009662036,0.00101743,0.001217032,0.002233593],"category_scores_gemma":[0.003968112,0.0003115397,0.000537272,0.0008690142,0.0005186603,0.001067419,0.000557241,0.0005241445,0.0003010242],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001756931,"about_ca_system_score_gemma":0.001300644,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01117649,"about_ca_topic_score_gemma":0.02118596,"domain_scores_codex":[0.9979753,0.0007409132,0.00007016477,0.0002062139,0.0007495817,0.0002577254],"domain_scores_gemma":[0.9958999,0.00248823,0.0003037912,0.0003092472,0.0007841864,0.0002147116],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"observational","study_design_scores_codex":[0.004125528,0.01338163,0.3078367,0.001637919,0.0003471612,0.0369794,0.008915639,0.3525043,0.0989064,0.01499382,0.00423565,0.1561359],"study_design_scores_gemma":[0.0004417941,0.02253026,0.3882089,0.0002000657,0.0007276295,0.01319815,0.04099553,0.357841,0.1494488,0.005008258,0.02102564,0.0003740604],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9944616,0.00004594041,0.002293708,0.00004619659,0.000005400493,0.00005368315,0.00007021161,0.00001383532,0.003009402],"genre_scores_gemma":[0.9955276,0.00008525533,0.002706634,0.000006863324,0.000003190409,0.00003125938,0.0000690302,0.000007782522,0.001562357],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01117649,"threshold_uncertainty_score":0.02222288,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.06375152709465835,"score_gpt":0.3389805348916262,"score_spread":0.2752290077969679,"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."}}