{"id":"W4312426254","doi":"10.23880/ppej-16000306","title":"Hydraulic Fracturing Process Systems and Fluids: An Overview","year":2022,"lang":"en","type":"article","venue":"Petroleum & Petrochemical Engineering Journal","topic":"Oil and Gas Production Techniques","field":"Engineering","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Hydraulic fracturing; Petroleum engineering; Natural gas; Petroleum; Fossil fuel; Revenue; Unconventional oil; Process (computing); Oil and natural gas; Production (economics); Engineering; Environmental science; Business; Natural resource economics; Geology; Waste management; Economics; Computer science; Finance","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003590735,0.0008223935,0.0007384722,0.003843026,0.0005107723,0.001668198,0.0006204303,0.001300308,0.003066061],"category_scores_gemma":[0.000546554,0.0005671986,0.0006405813,0.003975033,0.0005894175,0.003049167,0.0007091566,0.001120176,0.001461555],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009233311,"about_ca_system_score_gemma":0.001195957,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002405101,"about_ca_topic_score_gemma":0.001839764,"domain_scores_codex":[0.9995936,0.00005130041,0.00005259164,0.00007665464,0.0001836364,0.00004229026],"domain_scores_gemma":[0.9995272,0.0001995417,0.00007128822,0.00001473883,0.0001625471,0.0000247908],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0001641808,0.0003258145,0.002917746,0.01922028,0.0001045605,0.0007797718,0.0006758152,0.008252196,0.0145384,0.04424336,0.01964499,0.8891328],"study_design_scores_gemma":[0.000007253281,0.0005472359,0.004611495,0.003349658,0.00009371752,0.002462755,0.0005539265,0.004858009,0.00576046,0.01393466,0.9637337,0.00008698987],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.003393673,0.9780212,0.005741735,0.0004593424,0.000377632,0.00003490315,0.00005916009,0.0000532437,0.01185913],"genre_scores_gemma":[0.02047529,0.9671984,0.004618919,0.0002841913,0.0006390699,0.00004238129,0.0001512764,0.00001917016,0.006571311],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.003843026,"threshold_uncertainty_score":0.01025701,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01110285422457342,"score_gpt":0.2319575537879069,"score_spread":0.2208546995633334,"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."}}