{"id":"W2032799404","doi":"10.1121/1.4743716","title":"Low-frequency impact sound rating of floor systems","year":2000,"lang":"en","type":"article","venue":"The Journal of the Acoustical Society of America","topic":"Acoustic Wave Phenomena Research","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada","funders":"","keywords":"Joist; Ceiling (cloud); Soundproofing; Acoustics; Structural engineering; Materials science; Engineering; Composite material","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"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":[0.00089053,0.0004017138,0.0003999534,0.001793446,0.0003922878,0.0004843075,0.0004688849,0.0001944171,0.003958625],"category_scores_gemma":[0.00312694,0.0002265583,0.0002244865,0.0008232386,0.0002787207,0.0004053618,0.0005334922,0.0004364091,0.001104315],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003113434,"about_ca_system_score_gemma":0.0002085579,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002002039,"about_ca_topic_score_gemma":0.005601262,"domain_scores_codex":[0.9983241,0.0001864908,0.00007237923,0.0001731659,0.001079015,0.0001648047],"domain_scores_gemma":[0.9960162,0.0007668777,0.0002194363,0.000424969,0.002327218,0.0002453673],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001232726,0.0001997105,0.1463481,0.0002939323,0.00006747525,0.000460597,0.0009594924,0.006422841,0.6759738,0.0004312033,0.0008339061,0.1667762],"study_design_scores_gemma":[0.00002853867,0.001531683,0.6748779,0.00003277443,0.00007021126,0.0006082351,0.0003699246,0.006578742,0.3116627,0.0002152033,0.00395133,0.00007284139],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9772099,0.0001467268,0.01749584,0.00000808821,0.00001297833,0.00004885813,0.0005697422,0.0004644646,0.004043587],"genre_scores_gemma":[0.9876369,0.0001118249,0.008910649,0.00001276664,0.000009103444,0.00002238769,0.0009569979,0.0001031093,0.002236233],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003958625,"threshold_uncertainty_score":0.0132429,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01185381682751913,"score_gpt":0.2591137066425135,"score_spread":0.2472598898149944,"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."}}