{"id":"W4307211197","doi":"10.1016/j.compstruct.2022.116398","title":"A theoretical and experimental study on in-plane parametric resonance of laminated composite circular arches under a vertical base excitation","year":2022,"lang":"en","type":"article","venue":"Composite Structures","topic":"Structural Analysis and Optimization","field":"Engineering","cited_by":8,"is_retracted":false,"has_abstract":false,"ca_institutions":"Lakehead University","funders":"","keywords":"Instability; Arch; Excitation; Amplitude; Resonance (particle physics); Structural engineering; Parametric statistics; Plane (geometry); Span (engineering); Stacking; Mechanics; Physics; Materials science; Engineering; Mathematics; Geometry; Optics; Nuclear magnetic resonance; Atomic physics","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":[0.0002684055,0.0003013504,0.0002501488,0.0001890871,0.0004582155,0.000259242,0.0005387404,0.0004855155,0.003255021],"category_scores_gemma":[0.000661155,0.0002118478,0.0002203341,0.0001751185,0.0006822541,0.0004613351,0.0002824081,0.0003315731,0.0003005831],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000225805,"about_ca_system_score_gemma":0.0001072906,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003315668,"about_ca_topic_score_gemma":0.000386077,"domain_scores_codex":[0.9997612,0.0000477907,0.00000429234,0.00005150089,0.0001021908,0.00003310169],"domain_scores_gemma":[0.9994809,0.0003065553,0.00004563953,0.00007405103,0.00007212665,0.00002078722],"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":[0.0005540457,0.0001760926,0.001216533,0.0001346892,0.0000111325,0.0001678522,0.0004789007,0.007234141,0.9790436,0.002378568,0.0001896451,0.008414847],"study_design_scores_gemma":[0.00007188567,0.001264094,0.01395411,0.00002788364,0.0000623995,0.0005395433,0.0006540576,0.1178475,0.861469,0.0008333597,0.003234402,0.00004181681],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9696945,0.00009510031,0.01958473,0.00006694673,0.00001481018,0.00002523743,0.00006647352,0.00009949134,0.01035267],"genre_scores_gemma":[0.9975193,0.00003422415,0.001514035,0.000005328386,0.000003356304,0.00000721185,0.00002034817,0.000008292796,0.0008879001],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003255021,"threshold_uncertainty_score":0.01088911,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009901662301856238,"score_gpt":0.2402565105139902,"score_spread":0.230354848212134,"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."}}