{"id":"W3201203480","doi":"10.21203/rs.3.rs-889062/v1","title":"Nonlinear and Dual-Parameter Chaotic Vibrations of Lumped Parameter Model in Blisk under Combined Aerodynamic Force and Varying Rotating Speed","year":2021,"lang":"en","type":"preprint","venue":"Research Square","topic":"Bladed Disk Vibration Dynamics","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"Funding Project for Academic Human Resources Development in Institutions of Higher Learning under the Jurisdiction of Beijing Municipality; University of Toronto; National Natural Science Foundation of China","keywords":"Mistuning; Vibration; Lyapunov exponent; Nonlinear system; Chaotic; Bifurcation; Physics; Parametric statistics; Phase portrait; Aerodynamics; Amplitude; Poincaré map; Control theory (sociology); Classical mechanics; Mechanics; Mathematics; Acoustics; Computer science","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0007308886,0.0003620341,0.0006051065,0.0007689604,0.0001103949,0.0003570093,0.0002085239,0.0004521583,0.00002589272],"category_scores_gemma":[0.0006599779,0.0004148985,0.00009473472,0.0005972356,0.0001831103,0.0003439938,0.0007524699,0.001671058,0.000001939625],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001680086,"about_ca_system_score_gemma":0.000223215,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00009392005,"about_ca_topic_score_gemma":0.0004528721,"domain_scores_codex":[0.9971206,0.0002902769,0.0007084867,0.0006376004,0.0006501758,0.0005928526],"domain_scores_gemma":[0.9977293,0.001079672,0.00007666012,0.0006395838,0.0002941898,0.0001806114],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00002572344,0.0000887943,0.001734363,0.002084674,0.0001031223,0.00001534524,0.001685693,0.9861682,0.007130362,0.0003120199,0.000006814627,0.0006448906],"study_design_scores_gemma":[0.0007803653,0.00005636466,0.003833435,0.0007136393,0.00002641465,0.000005304667,0.000645548,0.9889789,0.0005098616,0.004111988,1.593351e-7,0.0003379964],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.966262,0.0004342429,0.03151419,0.0001633858,0.00009596629,0.00111151,0.0001235858,0.0001083735,0.0001867186],"genre_scores_gemma":[0.9690629,0.000382853,0.02983121,0.00001752315,0.00003241636,0.00009656962,0.0003945802,0.0001080225,0.00007397639],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0066205,"threshold_uncertainty_score":0.9998303,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.04638788536967946,"score_gpt":0.324865445994693,"score_spread":0.2784775606250135,"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."}}