{"id":"W2907070140","doi":"10.22215/etd/2018-13197","title":"A Theoretical and Experimental Investigation on Ejector Acoustics and Ejector Silencer Design","year":2018,"lang":"en","type":"dissertation","venue":"","topic":"Refrigeration and Air Conditioning Technologies","field":"Engineering","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"","keywords":"Silencer; Injector; Acoustics; Aerodynamics; Nozzle; Wind tunnel; Noise (video); Engineering; Diffuser (optics); Broadband; Sound pressure; Jet noise; Supersonic speed; Mechanical engineering; Aerospace engineering; Physics; Computer science; Inlet; Optics; Telecommunications","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":[0.001437453,0.000546131,0.0004446371,0.0003819127,0.0004966879,0.0009187007,0.001053242,0.0007370956,0.003908841],"category_scores_gemma":[0.001968555,0.0003996672,0.0003648552,0.0002904858,0.0007344952,0.001010467,0.0005818565,0.0006346306,0.001276426],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005178753,"about_ca_system_score_gemma":0.0004848089,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003399837,"about_ca_topic_score_gemma":0.0004742434,"domain_scores_codex":[0.9985437,0.0001674058,0.00004702642,0.0002496396,0.0008952043,0.00009710871],"domain_scores_gemma":[0.999034,0.0003233945,0.0000943423,0.00009454136,0.0004116711,0.00004201918],"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":[0.0004375568,0.0002402365,0.002330345,0.0006113774,0.00001472482,0.0002015918,0.00045596,0.01034961,0.9343653,0.005130757,0.0007285468,0.04513403],"study_design_scores_gemma":[0.00004938067,0.002738462,0.005808488,0.00008792921,0.00005419177,0.0005305434,0.0005008975,0.03281406,0.9371092,0.0007894753,0.01944959,0.00006788605],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6841464,0.001500876,0.2840165,0.0003138941,0.0002473052,0.0005989148,0.000584213,0.0008727016,0.02771919],"genre_scores_gemma":[0.9063894,0.0016126,0.07835126,0.0001087242,0.00004941289,0.0002551974,0.000483465,0.0001580724,0.01259181],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003908841,"threshold_uncertainty_score":0.01307636,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0151411309585036,"score_gpt":0.2435214088406514,"score_spread":0.2283802778821478,"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."}}