{"id":"W1967833674","doi":"10.1023/b:nody.0000040033.85421.4d","title":"The Secondary Bifurcation of an Aeroelastic Airfoil Motion: Effect of High Harmonics","year":2004,"lang":"en","type":"article","venue":"Nonlinear Dynamics","topic":"Aeroelasticity and Vibration Control","field":"Engineering","cited_by":96,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"National Research Council Canada","keywords":"Bifurcation; Flutter; Harmonic balance; Mathematics; Aeroelasticity; Saddle-node bifurcation; Bifurcation diagram; Hopf bifurcation; Airfoil; Control theory (sociology); Transcritical bifurcation; Limit cycle; Period-doubling bifurcation; Nonlinear system; Classical mechanics; Mechanics; Mathematical analysis; Physics; Limit (mathematics); Aerodynamics; Computer science","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001736109,0.000121775,0.0001839921,0.00004361433,0.00007301025,0.00001651303,0.0001558222,0.00009462232,0.0000111863],"category_scores_gemma":[0.0000728729,0.00009690671,0.00005857623,0.0001515825,0.00007345418,0.000147145,0.00001567412,0.0001840048,0.000009120534],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007520722,"about_ca_system_score_gemma":0.00004557125,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002014091,"about_ca_topic_score_gemma":0.0002535758,"domain_scores_codex":[0.9992696,0.00003713403,0.0003006471,0.00009997763,0.0001563579,0.0001362631],"domain_scores_gemma":[0.9993705,0.000188387,0.00007950569,0.0002397385,0.00007721132,0.00004472234],"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":[0.00008016245,0.00006630778,0.0001311284,0.0002066458,0.00006834962,0.00000137806,0.0001206157,0.9346776,0.00207648,0.007074096,0.000007168527,0.05549004],"study_design_scores_gemma":[0.001053805,0.0003390663,0.001562434,0.00003398899,0.0000416546,0.000004195137,0.00002693556,0.9847294,0.01167597,0.0003447831,0.00009050511,0.00009727795],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7726849,0.00007268166,0.2262953,0.0001039199,0.0003228241,0.0002121971,0.00006809396,0.00008740702,0.000152646],"genre_scores_gemma":[0.9968498,0.00003220584,0.002849245,0.000009513241,0.0000952573,0.00001294111,0.0001120649,0.00002432807,0.00001465871],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2241649,"threshold_uncertainty_score":0.3951741,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.002775141112508045,"score_gpt":0.1936778991863945,"score_spread":0.1909027580738865,"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."}}