{"id":"W1983154361","doi":"10.1080/10916466.2011.586967","title":"Production Data Analysis of Horizontal Wells Using Vertical Well Decline Models, a Field Case Study of an Oil Field","year":2013,"lang":"en","type":"article","venue":"Petroleum Science and Technology","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"","keywords":"Oil field; Petroleum engineering; Oil production; Field (mathematics); Oil well; Geology; Environmental science; Mathematics","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":[0.0007578387,0.0004216231,0.0002187452,0.0008498588,0.0002696511,0.0004911082,0.0003817962,0.0002982091,0.001737268],"category_scores_gemma":[0.001704587,0.0002020522,0.0003837766,0.0008083397,0.000229966,0.0005263474,0.0002399134,0.0002936294,0.000215656],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001246918,"about_ca_system_score_gemma":0.0005080553,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05379196,"about_ca_topic_score_gemma":0.05402373,"domain_scores_codex":[0.9998125,0.00005874281,0.00001345644,0.00003622379,0.00006020455,0.00001882038],"domain_scores_gemma":[0.9984136,0.0009928772,0.0001286364,0.00008387462,0.0003526,0.00002832703],"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":[0.0004073572,0.0002649061,0.1082339,0.0001628243,0.00003222158,0.0006364671,0.0004349384,0.8212556,0.01234425,0.001892273,0.001171518,0.0531638],"study_design_scores_gemma":[0.00001302759,0.000215165,0.02485971,0.0000122814,0.00001391813,0.00005648629,0.0003194973,0.9646333,0.008561908,0.0004710606,0.0008219471,0.00002169],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9833784,0.00004067134,0.01340913,0.0000570959,0.000003325304,0.00005273507,0.000622092,0.0001430234,0.002293587],"genre_scores_gemma":[0.992815,0.00003844998,0.005546285,0.000003257687,6.686331e-7,0.00001924426,0.0004005576,0.00001755537,0.001158897],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05379196,"threshold_uncertainty_score":0.1069577,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01949692789010178,"score_gpt":0.2674563055514963,"score_spread":0.2479593776613945,"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."}}