{"id":"W2389618436","doi":"","title":"Development and Application of a Sucker Rod Pump Fitted with Controllable Multifunction Bottom Valve","year":2010,"lang":"en","type":"article","venue":"","topic":"Oil and Gas Production Techniques","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"CAE (Canada)","funders":"","keywords":"Sucker rod; Wellhead; Screw pump; Sucker; Engineering; Circulation (fluid dynamics); Oil well; String (physics); Workover; Petroleum engineering; Oil production; Mechanical engineering; 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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004377336,0.0003993096,0.0003747376,0.0005578046,0.0002043479,0.0005882694,0.0006429989,0.000479241,0.0009308241],"category_scores_gemma":[0.0003234208,0.0002329599,0.0003485619,0.0003372637,0.0002101438,0.0006338363,0.0002989811,0.0003795197,0.0004691797],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002321612,"about_ca_system_score_gemma":0.0004163228,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006321272,"about_ca_topic_score_gemma":0.0004420263,"domain_scores_codex":[0.9994404,0.00003428614,0.00004301795,0.00008981225,0.0003457066,0.00004673546],"domain_scores_gemma":[0.9998019,0.00002223487,0.00005255507,0.00001952551,0.00006297785,0.00004078919],"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":[0.00006732305,0.00007373914,0.0008170999,0.0001557961,0.000008274998,0.0002057038,0.00003538791,0.0004765174,0.9508,0.001003169,0.0003766212,0.04598032],"study_design_scores_gemma":[0.00005696923,0.001566236,0.006887466,0.00002702326,0.00005212616,0.001687557,0.00004447173,0.02261994,0.9275284,0.0001577108,0.03930834,0.00006376523],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4997663,0.005154405,0.4808168,0.0004481591,0.000558469,0.0005479578,0.0003115545,0.003466739,0.008929609],"genre_scores_gemma":[0.7778454,0.002441712,0.2116723,0.00008063902,0.0001201163,0.0001400864,0.0002716471,0.0000727122,0.007355447],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0009308241,"threshold_uncertainty_score":0.003113866,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003644174716976589,"score_gpt":0.1859912062251281,"score_spread":0.1823470315081515,"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."}}