{"id":"W4406549998","doi":"10.1016/j.apacoust.2025.110529","title":"Experimental analysis of metamaterial with improved high sound levels absorption using complex frequency plane","year":2025,"lang":"en","type":"article","venue":"Applied Acoustics","topic":"Acoustic Wave Phenomena Research","field":"Engineering","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"École de Technologie Supérieure; McGill University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Metamaterial; Acoustics; Absorption (acoustics); Sound (geography); Materials science; Plane (geometry); Physics; Optoelectronics; Mathematics; Geometry","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001222114,0.0002215429,0.0004708038,0.0003964342,0.00007150162,0.00004713919,0.0002041657,0.00009629568,0.0002492468],"category_scores_gemma":[0.000008957747,0.0002085378,0.0000502828,0.000792744,0.0001177492,0.00005038505,0.0000675156,0.0001387539,0.00000427529],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002356329,"about_ca_system_score_gemma":0.00004622528,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00009113983,"about_ca_topic_score_gemma":0.000005500246,"domain_scores_codex":[0.9987843,0.00001348167,0.0003623191,0.000233237,0.0002716453,0.0003350247],"domain_scores_gemma":[0.9993765,0.00008924336,0.00006803545,0.000331845,0.00007315374,0.00006122757],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00004299187,0.00004037256,0.00003738004,0.00007942657,0.001100661,0.000001936859,0.0000899555,0.2318426,0.7652271,0.001456491,0.00001767492,0.00006345718],"study_design_scores_gemma":[0.001152432,0.00006325797,0.00438538,0.00001621661,0.001967807,0.000001562191,0.0005819211,0.7858444,0.2045044,0.001123739,0.000003172022,0.0003557049],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.614417,0.00002720658,0.3842598,0.000002047725,0.00008996884,0.0002044529,0.0001688269,0.00007914181,0.0007514905],"genre_scores_gemma":[0.9694647,0.000002246668,0.03023902,0.00001503949,0.00005912604,0.00002550045,0.0001403437,0.00003566519,0.00001838043],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5607226,"threshold_uncertainty_score":0.8503925,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03021562751816661,"score_gpt":0.2742895479947356,"score_spread":0.244073920476569,"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."}}