{"id":"W4232619417","doi":"10.4273/ijvss.1.4.16","title":"Free Vibration Analysis of Sandwich Beams: A Dynamic Finite Element","year":2009,"lang":"en","type":"article","venue":"International Journal of Vehicle Structures and Systems","topic":"Vibration and Dynamic Analysis","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Finite element method; Vibration; Discretization; Eigenvalues and eigenvectors; Stiffness matrix; Mathematical analysis; Bending; Equations of motion; Beam (structure); Mixed finite element method; Structural engineering; Mathematics; Physics; Classical mechanics; Engineering","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001504624,0.00009139958,0.0002791549,0.0004960809,0.00002183854,0.00007536919,0.0002057797,0.0000479985,0.0000412585],"category_scores_gemma":[0.00002905466,0.00007481823,0.0001502053,0.0002374562,0.00001493732,0.00016194,0.0000120678,0.00008490754,2.149295e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000515519,"about_ca_system_score_gemma":0.00001365334,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002008284,"about_ca_topic_score_gemma":0.0000260789,"domain_scores_codex":[0.9988469,0.00002689471,0.0005800967,0.00007059518,0.0004004191,0.00007509352],"domain_scores_gemma":[0.9993125,0.00003754608,0.0002497703,0.0001016968,0.0002466642,0.00005187426],"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":[0.00003375156,0.00001517424,0.002040361,0.00001215407,0.002183345,0.00000856007,0.0003553283,0.979111,0.006353281,0.001424157,0.0001378405,0.008325065],"study_design_scores_gemma":[0.0004189336,0.00006321333,0.04012057,0.00002348254,0.0002976492,0.00001571742,0.000227205,0.9576266,0.0001808125,0.0008189183,0.0001333729,0.00007355494],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7592205,0.001159054,0.2382797,0.0002850773,0.0005445183,0.00005985655,0.00008956371,0.00001886734,0.0003428166],"genre_scores_gemma":[0.9992072,0.0001693667,0.0004413597,0.0000468923,0.00009126441,4.678611e-7,0.00002115551,0.000004960843,0.00001732452],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2399867,"threshold_uncertainty_score":0.3050999,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005384279679422244,"score_gpt":0.2377242928557271,"score_spread":0.2323400131763049,"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."}}