{"id":"W2051195423","doi":"10.1155/2009/248930","title":"Derivation of ODEs and Bifurcation Analysis of a Two‐DOF Airfoil Subjected to Unsteady Incompressible Flow","year":2009,"lang":"en","type":"article","venue":"International Journal of Aerospace Engineering","topic":"Fluid Dynamics and Turbulent Flows","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Airfoil; Floquet theory; Mathematics; Ordinary differential equation; Bifurcation; Lyapunov exponent; Inviscid flow; Aeroelasticity; Mathematical analysis; Flutter; Nonlinear system; Differential equation; Classical mechanics; Physics; Aerodynamics; Mechanics","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":[],"consensus_categories":[],"category_scores_codex":[0.0001542052,0.0001142902,0.0002793965,0.0008400029,0.000008594053,0.00002587606,0.0001802405,0.0000402584,0.000008832447],"category_scores_gemma":[0.00006434679,0.0001163508,0.00009951082,0.000511908,0.000008353389,0.0001991854,0.00001902685,0.0001045462,3.095343e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007280286,"about_ca_system_score_gemma":0.00001407115,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001480641,"about_ca_topic_score_gemma":0.00001195984,"domain_scores_codex":[0.9990362,0.000007535918,0.0004571486,0.00007638121,0.0003238643,0.00009887062],"domain_scores_gemma":[0.9993019,0.00005286848,0.000142463,0.00009230753,0.0003460956,0.00006440335],"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":[0.00001745097,0.00002228472,0.002297056,0.00001400135,0.0004428579,0.000002457036,0.0002550512,0.8310682,0.1634782,0.0004134267,0.0000200789,0.001969001],"study_design_scores_gemma":[0.0004030904,0.0000677502,0.05897606,0.0001317604,0.0001182454,0.000008504594,0.00001110907,0.9197006,0.02041007,0.00003453686,0.00004208124,0.00009617719],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8765997,0.0002273914,0.1226429,0.0001213016,0.0002824641,0.00004285836,0.0000132097,0.00002185199,0.00004821365],"genre_scores_gemma":[0.9844905,0.0001023961,0.01529909,0.00001168364,0.0000679884,9.001283e-7,0.00001010243,0.00001038352,0.000006999732],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1430681,"threshold_uncertainty_score":0.4744647,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004126550832117542,"score_gpt":0.2209893392342229,"score_spread":0.2168627884021054,"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."}}