{"id":"W1977845597","doi":"10.1115/1.4006836","title":"Volumetric Modeling and Experimental Validation of Normal Contact Dynamic Forces","year":2012,"lang":"en","type":"article","venue":"Journal of Computational and Nonlinear Dynamics","topic":"Dynamics and Control of Mechanical Systems","field":"Engineering","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Contact force; Stiffness; Contact dynamics; Finite element method; Mechanics; Contact mechanics; Materials science; Structural engineering; Engineering; Classical mechanics; 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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002534498,0.00008997617,0.0002138895,0.0001308232,0.00003043149,0.00002266994,0.00005195772,0.00004842692,0.000002766253],"category_scores_gemma":[0.00001240699,0.00008000481,0.00005486051,0.00008091808,0.00001216894,0.0002643265,0.00001781176,0.0001000425,3.878767e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005521008,"about_ca_system_score_gemma":0.00001413892,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000005073156,"about_ca_topic_score_gemma":0.000001812582,"domain_scores_codex":[0.9992155,0.00001695574,0.0004069259,0.0000450682,0.0002036289,0.0001118486],"domain_scores_gemma":[0.9995629,0.00007565752,0.0001361955,0.00002918039,0.0001043212,0.00009178212],"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":[0.0000466955,0.00006692326,0.001693449,0.00005634587,0.00009273838,0.000001193294,0.0001382057,0.9908239,0.0009067642,0.001346975,0.000002020676,0.004824832],"study_design_scores_gemma":[0.0005861453,0.0001197714,0.0009145466,0.00003146102,0.00002502968,0.0000808968,0.0001266023,0.9975171,0.00007500987,0.0004301243,0.00001145489,0.00008182498],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7888153,0.001494365,0.2093684,0.00001794333,0.0002042091,0.00004057022,0.00001212908,0.000006866863,0.00004020589],"genre_scores_gemma":[0.9907253,0.00006043064,0.009073544,0.000007786566,0.0001002729,5.845506e-7,0.00001473623,0.00001178561,0.000005566161],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.20191,"threshold_uncertainty_score":0.3262501,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006949990881273544,"score_gpt":0.2274113854258895,"score_spread":0.2204613945446159,"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."}}