{"id":"W2151646028","doi":"10.1007/s11012-014-9942-9","title":"Torsional vibration analysis of push-the-bit rotary steerable drilling system","year":2014,"lang":"en","type":"article","venue":"Meccanica","topic":"Drilling and Well Engineering","field":"Engineering","cited_by":27,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"","keywords":"Vibration; Torsional vibration; Drill bit; Drill; Drill string; Drilling; Rotational speed; Acoustics; Engineering; Structural engineering; Computer science; Mechanical engineering; 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":[0.0003187848,0.0001147851,0.0002496127,0.0001336142,0.00006315374,0.00002213747,0.0001555224,0.00005777158,0.00004310613],"category_scores_gemma":[0.00001902446,0.00009541328,0.0001254453,0.0004877598,0.0000115937,0.00006773377,0.00001742978,0.0001047785,0.00001797548],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00005288548,"about_ca_system_score_gemma":0.00000736049,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004367587,"about_ca_topic_score_gemma":0.00001439753,"domain_scores_codex":[0.9992061,0.00002529856,0.0002768626,0.0001272322,0.0001902661,0.0001742866],"domain_scores_gemma":[0.9994762,0.0001114882,0.00003782993,0.0002912134,0.00003275884,0.00005049768],"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":[0.000001793317,0.000003866311,0.000214263,0.00008839076,0.0002634981,3.296241e-7,0.0000787623,0.9928482,0.00383547,0.001892493,0.0002344481,0.0005385428],"study_design_scores_gemma":[0.00007867036,0.0000115657,0.001023266,0.00005992284,0.0002220042,8.341309e-7,0.00003062717,0.9879506,0.004683514,0.00001715425,0.005811571,0.0001103173],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2841968,0.0004775814,0.6968517,0.0001074557,0.001202788,0.000182946,0.00001854507,0.0007272625,0.01623493],"genre_scores_gemma":[0.9985901,0.00001018927,0.001073793,0.00001301285,0.0001753283,0.00000897952,0.00002012884,0.00002352387,0.00008493583],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.7143933,"threshold_uncertainty_score":0.3890841,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.002966142398684278,"score_gpt":0.1513233887875514,"score_spread":0.1483572463888672,"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."}}