{"id":"W2074638664","doi":"10.2118/171583-ms","title":"Tight Cardium Multi-Stage Fractured Horizontal Oil Well Performance Study Focusing on the Effectiveness of Various Fracture Fluid Systems","year":2014,"lang":"en","type":"article","venue":"","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Alberta Energy","funders":"","keywords":"Petroleum engineering; Geology; Fracture (geology); Hydraulic fracturing; Directional drilling; Tight gas; Stage (stratigraphy); Completion (oil and gas wells); Geotechnical engineering; Petrology; Drilling; Engineering; Paleontology; Mechanical engineering","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"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":[0.0007639083,0.0003963073,0.0004233176,0.001028417,0.000472313,0.000664082,0.0007449861,0.0003460916,0.0009541643],"category_scores_gemma":[0.001222675,0.000206266,0.000342456,0.0008760406,0.0005225848,0.0005168981,0.0003345352,0.0002401961,0.0001409715],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003133675,"about_ca_system_score_gemma":0.0009604763,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.089843,"about_ca_topic_score_gemma":0.2081886,"domain_scores_codex":[0.999328,0.00008085235,0.00003169964,0.00007745084,0.0003696686,0.0001123877],"domain_scores_gemma":[0.9987832,0.0003361241,0.000205294,0.00006953412,0.0005164908,0.00008939962],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.003947427,0.001770629,0.40312,0.0005609224,0.0002728778,0.002051945,0.001265547,0.1463639,0.315865,0.001071709,0.0004498948,0.1232603],"study_design_scores_gemma":[0.00007092675,0.0135976,0.667524,0.00005617107,0.0001431083,0.0005914281,0.003662965,0.07535975,0.235861,0.0003069427,0.002691788,0.0001341267],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9991479,0.00003773948,0.0003689403,0.000003555204,6.253287e-7,0.00001574617,0.0000417407,0.000006476598,0.0003773007],"genre_scores_gemma":[0.998078,0.00004750217,0.001136517,0.000001958389,5.360289e-7,0.000006491659,0.00007257301,0.000002699337,0.0006536758],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.089843,"threshold_uncertainty_score":0.1786401,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.00858105523142026,"score_gpt":0.2148232340154125,"score_spread":0.2062421787839923,"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."}}