{"id":"W4366778528","doi":"10.4043/32263-ms","title":"Digital Twin Provides Virtual Multiphase Flow Metering and Leak Detection to Deepwater Operations for Operational Decision Making on Liwan Field","year":2023,"lang":"en","type":"article","venue":"Offshore Technology Conference","topic":"Oil and Gas Production Techniques","field":"Engineering","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Cenovus Energy (Canada)","funders":"","keywords":"Workflow; Subsea; Computer science; Field (mathematics); Systems engineering; Engineering; Marine engineering; Database","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":[0.0000905718,0.0001514952,0.0001377361,0.000453372,0.0001595909,0.0001442491,0.0001290507,0.0001663341,0.00001380213],"category_scores_gemma":[0.0003339046,0.0001436542,0.00002645981,0.0002722931,0.00003992357,0.0002386056,0.0000756401,0.0001598188,0.00002585168],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00003267277,"about_ca_system_score_gemma":0.00001306272,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000001412022,"about_ca_topic_score_gemma":0.000129648,"domain_scores_codex":[0.9992146,0.000005222975,0.0001903579,0.0002999714,0.00008843722,0.0002013557],"domain_scores_gemma":[0.9995908,0.00007977931,0.000010653,0.0001895181,0.00009250863,0.00003670676],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00003375763,0.00001335742,0.0001666561,0.00001534685,0.00001553122,0.000002739574,0.000163886,0.01199159,0.03338651,0.0009021025,0.0003721262,0.9529364],"study_design_scores_gemma":[0.0003718999,0.0008919014,0.0002801291,0.0001666272,0.00001286272,0.00002782052,0.0002891934,0.3378466,0.6510296,0.003949075,0.004731787,0.0004024795],"study_design_candidate":"design_other","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.612981,0.0000122406,0.3833412,0.001200966,0.0002367584,0.0004160691,0.00002878315,0.001631733,0.0001512829],"genre_scores_gemma":[0.9781182,0.00001766766,0.02126029,0.00007616649,0.000051134,0.0003302429,0.00001719253,0.00002305998,0.0001059992],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.9525339,"threshold_uncertainty_score":0.5858048,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01617116598002189,"score_gpt":0.2663256891518866,"score_spread":0.2501545231718647,"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."}}