{"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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0005981905,0.0003248327,0.0002383519,0.0002211411,0.0002639735,0.0003447267,0.0003734914,0.0004858247,0.001209125],"category_scores_gemma":[0.001163579,0.0003228835,0.0001828362,0.0001686328,0.0004942825,0.000653392,0.0006307097,0.000274794,0.0001700424],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001694429,"about_ca_system_score_gemma":0.0001978221,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004180687,"about_ca_topic_score_gemma":0.0004207631,"domain_scores_codex":[0.9994567,0.0001364401,0.00002069162,0.0001122326,0.0002025343,0.0000714028],"domain_scores_gemma":[0.9991227,0.0003994052,0.0001992541,0.00008826412,0.0001209709,0.00006937001],"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":[0.0007031709,0.0001485869,0.003247331,0.0002370048,0.00002193122,0.0005978608,0.0004182459,0.03474364,0.9354259,0.005420576,0.0002756113,0.01876012],"study_design_scores_gemma":[0.0002107459,0.003403377,0.02603127,0.00009227354,0.00004887594,0.001641593,0.000636474,0.33527,0.6187479,0.005245474,0.008485544,0.000186483],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9290631,0.0006287107,0.06572028,0.00007673052,0.00006375273,0.00006555165,0.00007312041,0.0002118238,0.004096947],"genre_scores_gemma":[0.9868026,0.0001388601,0.01108663,0.00002439518,0.00001063882,0.00002798946,0.00003994746,0.00001881988,0.001850023],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001209125,"threshold_uncertainty_score":0.00404489,"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."}}