{"id":"W4400216560","doi":"10.1016/j.geoen.2024.213075","title":"Reverse cementing: How can it work?","year":2024,"lang":"en","type":"article","venue":"Geoenergy Science and Engineering","topic":"Drilling and Well Engineering","field":"Engineering","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"Norges Forskningsråd; Universitetet i Stavanger","keywords":"Casing; Annulus (botany); Mechanics; Lost circulation; Displacement (psychology); Drilling fluid; Viscosity; Geotechnical engineering; Geology; Materials science; Petroleum engineering; Drilling; Engineering; Mechanical engineering; Physics; Composite material","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":[0.005420263,0.001163364,0.001249312,0.001041875,0.002054622,0.006885711,0.00335818,0.006838426,0.01703699],"category_scores_gemma":[0.01680092,0.0005591628,0.001049376,0.0009639091,0.005835212,0.01249325,0.003239573,0.004097728,0.01250089],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00169671,"about_ca_system_score_gemma":0.004223303,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006638779,"about_ca_topic_score_gemma":0.005996074,"domain_scores_codex":[0.9981532,0.0004961083,0.00008606356,0.0003035348,0.0005844987,0.0003767356],"domain_scores_gemma":[0.9939548,0.001772287,0.0004994459,0.0009564718,0.001826548,0.0009904517],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0004092727,0.0004969473,0.006761161,0.003486181,0.0001419703,0.0005957243,0.001870479,0.006839519,0.004572497,0.1174932,0.1390881,0.718245],"study_design_scores_gemma":[0.0001827174,0.001034031,0.00341645,0.00429315,0.0002232375,0.001378304,0.006683023,0.008961612,0.007778166,0.2520455,0.7136837,0.0003200308],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"commentary","genre_gemma":"empirical","genre_scores_codex":[0.04323966,0.1900114,0.06837335,0.5122233,0.02204707,0.0004567534,0.0006097004,0.003500412,0.1595383],"genre_scores_gemma":[0.5522907,0.1614585,0.1203651,0.07453826,0.005659164,0.0007032272,0.0004825724,0.00201535,0.08248714],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01703699,"threshold_uncertainty_score":0.05699444,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.006930047365740577,"score_gpt":0.1684148966583654,"score_spread":0.1614848492926249,"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."}}