{"id":"W2037928940","doi":"10.2118/142388-ms","title":"A Study of Completion Effectiveness in the Williston Basin","year":2011,"lang":"en","type":"article","venue":"SPE Production and Operations Symposium","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"Petro-Canada","funders":"","keywords":"Completion (oil and gas wells); Fracture (geology); Petroleum engineering; Matching (statistics); Geology; Drilling; Productivity; Production (economics); Computer science; Structural basin; Well stimulation; Reservoir simulation; Mining engineering; Reservoir engineering; Geotechnical engineering; Engineering; Paleontology; Petroleum; 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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003177416,0.00006054011,0.00009806114,0.00009874514,0.0000755261,0.00001432623,0.00005324303,0.00002066622,0.00001138821],"category_scores_gemma":[0.00001629562,0.00004221644,0.00001635839,0.000215079,0.0000236682,0.00009250081,0.000007437611,0.00007814096,0.000002671163],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001503168,"about_ca_system_score_gemma":0.000003856504,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004821534,"about_ca_topic_score_gemma":0.0007995014,"domain_scores_codex":[0.9995001,0.0001193604,0.0001304584,0.000112277,0.00007882922,0.00005898678],"domain_scores_gemma":[0.9997711,0.00001062828,0.000008873225,0.0001658801,0.0000314411,0.00001204139],"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":[0.00002227643,0.0006053481,0.01955751,0.00009984556,0.00006274687,0.000002648846,0.02694543,0.9429469,0.009221112,0.0001373224,0.0001304356,0.0002684188],"study_design_scores_gemma":[0.001408422,0.0007095527,0.8584378,0.0001518975,0.000242093,0.00006605514,0.01346236,0.06460392,0.05876794,0.000154799,0.001454605,0.0005405234],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9966512,0.00005947113,0.0009936547,0.0002409604,0.0001553438,0.000304368,7.332598e-7,0.00002841331,0.00156585],"genre_scores_gemma":[0.9997129,0.00005604466,0.00008862137,0.000006263875,0.00004214821,0.00003905455,0.000003332273,0.000005597471,0.00004605871],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.878343,"threshold_uncertainty_score":0.1721537,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01846769431466357,"score_gpt":0.2339603035321257,"score_spread":0.2154926092174621,"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."}}