{"id":"W1990995669","doi":"10.2118/124666-ms","title":"Managing Drilling Risk in a Mature North Sea Field","year":2009,"lang":"en","type":"article","venue":"","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":16,"is_retracted":false,"has_abstract":true,"ca_institutions":"Apache (Canada)","funders":"","keywords":"Drilling; Overburden; Geomechanics; Measurement while drilling; Petroleum engineering; Geology; Drilling fluid; Completion (oil and gas wells); Mining engineering; Borehole; Engineering; Geotechnical engineering; Mechanical engineering","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":[0.002786531,0.0005564343,0.000309389,0.001348017,0.001110374,0.001354674,0.0008614185,0.0006121732,0.001985335],"category_scores_gemma":[0.005131693,0.0003919028,0.0001797573,0.0005429661,0.0005466031,0.001476805,0.001175861,0.0004754352,0.0002198655],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001967605,"about_ca_system_score_gemma":0.002515393,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01801722,"about_ca_topic_score_gemma":0.03612721,"domain_scores_codex":[0.9992359,0.0002430743,0.00004798447,0.0001250638,0.0002186173,0.0001294714],"domain_scores_gemma":[0.9954984,0.001431924,0.0009213481,0.0002433934,0.001119361,0.000785557],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"observational","study_design_scores_codex":[0.0009831296,0.001418506,0.24358,0.0001586805,0.00008612114,0.003795636,0.002367005,0.4681308,0.01262226,0.004825322,0.005984768,0.2560478],"study_design_scores_gemma":[0.0001666596,0.00420055,0.155968,0.0001599287,0.00005862874,0.0007622374,0.009533822,0.7953483,0.003250421,0.01338054,0.01704028,0.0001305638],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9752983,0.0001278694,0.0171362,0.0005693146,0.00001863375,0.0003035503,0.0001777361,0.0002460609,0.006122369],"genre_scores_gemma":[0.979054,0.0001414405,0.0183224,0.00003516364,0.000009934701,0.00006409168,0.0001797814,0.00001413485,0.00217916],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01801722,"threshold_uncertainty_score":0.03582472,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003375870542105612,"score_gpt":0.19278057604581,"score_spread":0.1894047055037044,"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."}}