{"id":"W1884846484","doi":"","title":"Wind tunnel resonances and Helmholtz resonators","year":2007,"lang":"en","type":"article","venue":"Canadian acoustics","topic":"Aerodynamics and Acoustics in Jet Flows","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Helmholtz resonator; Wind tunnel; Resonator; Helmholtz free energy; Wind speed; Acoustics; Nozzle; Parametric statistics; Jet (fluid); Coupling (piping); Supersonic wind tunnel; Physics; Sound pressure; Mechanics; Aerospace engineering; Engineering; Meteorology; Optics; Mechanical engineering","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":true,"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":[0.0002265539,0.0001624122,0.0001354024,0.0001677712,0.0001273773,0.00004827731,0.0001417406,0.0001490885,0.00003402018],"category_scores_gemma":[0.00006767963,0.0001817034,0.00002261284,0.0001800481,0.00009585947,0.00005129361,0.00001752663,0.0002382618,0.00001872747],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002036325,"about_ca_system_score_gemma":0.00008028407,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00145006,"about_ca_topic_score_gemma":0.02379721,"domain_scores_codex":[0.9989771,0.00000411074,0.0001894556,0.0001670197,0.0001239957,0.0005383206],"domain_scores_gemma":[0.9991364,0.00007192388,0.00001626211,0.0001939377,0.0000437681,0.0005377292],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00004817022,0.00007362416,0.02358747,0.001011218,0.000398149,0.004179435,0.003688899,0.2600629,0.06834611,0.0594469,0.2205187,0.3586385],"study_design_scores_gemma":[0.0007910057,0.00008891755,0.3430935,0.0001576717,0.0001199006,0.0001263754,0.001334061,0.4341203,0.0002152857,0.005782458,0.2124663,0.001704175],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9644815,0.001829533,0.01548355,0.00007464075,0.001229039,0.0001320232,0.000165045,0.0001490381,0.01645566],"genre_scores_gemma":[0.9947367,0.000288497,0.00401334,0.0002270021,0.0002679254,0.000001033649,0.00001127391,0.00004953174,0.0004047454],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3569343,"threshold_uncertainty_score":0.9940159,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005730119646466995,"score_gpt":0.1906654414716875,"score_spread":0.1849353218252205,"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."}}