{"id":"W2025314493","doi":"10.2118/2007-125","title":"New Improvements on Managed Pressure Drilling","year":2007,"lang":"en","type":"article","venue":"Canadian International Petroleum Conference","topic":"Drilling and Well Engineering","field":"Engineering","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Alberta","funders":"Natural Sciences and Engineering Research Council of Canada; Petrobras; University of Tulsa; U.S. Department of Energy","keywords":"Drilling; Petroleum engineering; Computer science; Geology; Engineering; Mechanical engineering","routes":{"ca_aff":true,"ca_fund":true,"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":[0.002514051,0.0004981357,0.0003454921,0.001320991,0.0004259311,0.001523692,0.002335556,0.001065461,0.008447132],"category_scores_gemma":[0.004729062,0.0002819446,0.0005722689,0.001475198,0.0007907139,0.003740879,0.001437145,0.001211922,0.001737082],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0008250661,"about_ca_system_score_gemma":0.001050467,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003238825,"about_ca_topic_score_gemma":0.002147278,"domain_scores_codex":[0.9970252,0.0004698489,0.0001358861,0.0003563444,0.001855813,0.0001569187],"domain_scores_gemma":[0.9961546,0.0005892282,0.0003427253,0.0007161198,0.002021247,0.0001760281],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0004656208,0.0003236039,0.00343345,0.0008764205,0.00006091448,0.0004755287,0.0004744294,0.009495934,0.06224765,0.03913823,0.01386841,0.8691398],"study_design_scores_gemma":[0.0002291444,0.00286458,0.01249998,0.0005346346,0.0001278012,0.002497026,0.0005706185,0.07759152,0.07429597,0.02162089,0.806959,0.0002088359],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2033718,0.03023343,0.6013263,0.01797106,0.004381491,0.0005768973,0.0009106738,0.007480854,0.1337475],"genre_scores_gemma":[0.6093792,0.01460249,0.3230897,0.001949035,0.001674944,0.0002735941,0.001056151,0.0004550134,0.04751983],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.008447132,"threshold_uncertainty_score":0.0282585,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009061530611369453,"score_gpt":0.2018851798452504,"score_spread":0.1928236492338809,"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."}}