{"id":"W2078672432","doi":"10.1115/imece2013-62563","title":"Stochastic and Deterministic Vibration Analysis on Drill-String With Finite Element Method","year":2013,"lang":"en","type":"article","venue":"","topic":"Drilling and Well Engineering","field":"Engineering","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"Memorial University of Newfoundland","funders":"","keywords":"Drill string; Finite element method; Drill; Monte Carlo method; Vibration; Drilling; Drill bit; Torsional vibration; Structural engineering; Computer science; Engineering; Mathematics; Physics; Mechanical engineering; Acoustics; Statistics","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":[0.0004696657,0.0003958747,0.0005599617,0.0004607791,0.0002898747,0.0003659291,0.0007461755,0.0008462367,0.001621285],"category_scores_gemma":[0.0008731584,0.0003446345,0.0006111768,0.0003369261,0.0005044708,0.0004277322,0.0003597833,0.0004013943,0.0001889817],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004118108,"about_ca_system_score_gemma":0.0006557347,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006311062,"about_ca_topic_score_gemma":0.002792739,"domain_scores_codex":[0.9997661,0.00006477457,0.00001135197,0.00003199566,0.00009615562,0.00002968878],"domain_scores_gemma":[0.9995865,0.0002185503,0.00006513172,0.00002696438,0.00008329187,0.00001949245],"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":[0.00000818858,0.00000896442,0.0003295295,0.00002025654,0.000006151005,0.00002739523,0.00001658214,0.9920633,0.001606562,0.004319116,0.0000681063,0.001525781],"study_design_scores_gemma":[8.632921e-7,0.000004020016,0.00005842693,0.000001398297,7.545287e-7,0.000003918988,0.000001884178,0.9994541,0.00008964277,0.0003204313,0.00006259823,0.000001892274],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.06005533,0.0003404376,0.9339569,0.0001561457,0.00003469433,0.00003680053,0.0001048673,0.000175809,0.005138994],"genre_scores_gemma":[0.9366159,0.0003391623,0.05851271,0.00005349164,0.00002493507,0.0001457623,0.0001353845,0.00005067149,0.004121988],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.006311062,"threshold_uncertainty_score":0.01254863,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005704905609570639,"score_gpt":0.204260575070075,"score_spread":0.1985556694605043,"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."}}