{"id":"W2042570287","doi":"10.1115/gt2002-30278","title":"On Reducing Piping Vibration Levels: Attacking the Source","year":2002,"lang":"en","type":"article","venue":"","topic":"Hydraulic and Pneumatic Systems","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"TransCanada (Canada)","funders":"Sichuan University of Science and Engineering; American Heart Association","keywords":"Noise (video); Acoustics; Vibration; Harmonics; Centrifugal compressor; Piping; Gas compressor; Noise reduction; Body orifice; Engineering; Diffuser (optics); Helmholtz resonator; Computer science; Mechanical engineering; Electrical engineering; Physics; Resonator","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":[0.0001498974,0.0006169642,0.0003250427,0.0002935575,0.0001926251,0.0002548144,0.0003979698,0.0005851268,0.003565911],"category_scores_gemma":[0.0009103666,0.0001165292,0.0001142778,0.0002094922,0.0002216021,0.0005041989,0.0003765892,0.0002161463,0.0007364903],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001086494,"about_ca_system_score_gemma":0.0001590638,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000584952,"about_ca_topic_score_gemma":0.0005785779,"domain_scores_codex":[0.9998537,0.00002970765,0.000005511017,0.00002057445,0.00006848569,0.0000220016],"domain_scores_gemma":[0.9996626,0.0001493085,0.00005590415,0.00002956953,0.00008473513,0.00001788744],"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":[0.0008521631,0.0002348232,0.003232332,0.0005365352,0.00003940136,0.0002661204,0.0001242095,0.0941342,0.5239104,0.001302322,0.001163121,0.3742044],"study_design_scores_gemma":[0.0001007204,0.002920029,0.01584114,0.00005670887,0.0001714615,0.000638851,0.0002187341,0.4979956,0.4737545,0.001903893,0.006353286,0.00004525013],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6644868,0.001018004,0.3235937,0.0002514822,0.00005191304,0.00004657864,0.00007865173,0.001280044,0.009192862],"genre_scores_gemma":[0.9691482,0.0003434516,0.02776383,0.00003744639,0.00002630289,0.00001213429,0.00006146301,0.00004888804,0.002558318],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003565911,"threshold_uncertainty_score":0.01192915,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04034855353179063,"score_gpt":0.2170185834288657,"score_spread":0.176670029897075,"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."}}