{"id":"W2913107494","doi":"10.1139/tcsme-2018-0023","title":"Analysis of load distribution and contact stiffness of the single-nut ball screw based on the whole rolling elements model","year":2019,"lang":"en","type":"article","venue":"Transactions of the Canadian Society for Mechanical Engineering","topic":"Gear and Bearing Dynamics Analysis","field":"Engineering","cited_by":9,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Natural Science Foundation of China","keywords":"Raceway; Stiffness; Ball (mathematics); Load distribution; Contact force; Structural engineering; Ball screw; Contact area; Nut; Materials science; Mechanics; Finite element method; Mathematics; Engineering; Physics; Mathematical analysis; Classical mechanics; Composite material","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002533632,0.0001092432,0.0002360021,0.00004572265,0.00009212603,0.00001285936,0.0002278233,0.00008309074,0.00001179312],"category_scores_gemma":[0.00002082091,0.00007462222,0.0006703757,0.0005215997,0.00001972221,0.00002974442,0.000005963983,0.0001590131,1.257464e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000239987,"about_ca_system_score_gemma":0.00006788953,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001833449,"about_ca_topic_score_gemma":0.006264065,"domain_scores_codex":[0.999271,0.00000833421,0.0002430441,0.0001072247,0.0001962794,0.0001741439],"domain_scores_gemma":[0.9993982,0.00009967305,0.00005390089,0.0003152113,0.00007352193,0.0000594856],"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":[0.000003170192,0.00001096081,0.00003671763,0.00007165089,0.0006119997,8.724237e-9,0.00005262962,0.9805515,0.01780279,0.0006526978,0.000004471114,0.0002013607],"study_design_scores_gemma":[0.0001972556,0.00001385779,0.0006763136,0.00005595538,0.0008161897,7.445524e-8,0.00004752346,0.994365,0.003687104,0.00002751491,0.00003880612,0.00007434141],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.4844874,0.00002746675,0.5140076,0.0002375631,0.0001050356,0.0003026201,0.0007950717,0.00001746481,0.00001974651],"genre_scores_gemma":[0.9994259,0.000003821191,0.0004833072,0.00002084687,0.000003257486,0.000009294211,0.00001415843,0.00001544215,0.00002394984],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.5149385,"threshold_uncertainty_score":0.3495495,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.008519371110639221,"score_gpt":0.1809860715700435,"score_spread":0.1724667004594043,"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."}}