{"id":"W4254014106","doi":"10.2118/07-02-01","title":"Well Testing Analysis for Variable Permeability Reservoirs","year":2007,"lang":"en","type":"article","venue":"Journal of Canadian Petroleum Technology","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Regina","funders":"","keywords":"Permeability (electromagnetism); Homogeneous; Second derivative; Geology; Mathematics; Mathematical analysis; Chemistry","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":[0.0007789247,0.0003867688,0.0003942284,0.001391604,0.0002743866,0.000471752,0.0004815345,0.0004503735,0.0008608925],"category_scores_gemma":[0.002293495,0.000152492,0.0003802392,0.0008306662,0.0004121071,0.000926904,0.0002768639,0.0003322895,0.0001068416],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006176573,"about_ca_system_score_gemma":0.0003325532,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003114308,"about_ca_topic_score_gemma":0.001903194,"domain_scores_codex":[0.9994082,0.0001350042,0.00004341866,0.00008899895,0.0002728913,0.0000514176],"domain_scores_gemma":[0.9984009,0.0007493084,0.0002309148,0.0001007906,0.0004633455,0.00005476495],"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":[0.000930605,0.0002057853,0.04597584,0.0003013127,0.00007096416,0.001781264,0.0003468936,0.5326409,0.2766803,0.004009009,0.0006764032,0.1363808],"study_design_scores_gemma":[0.000006159912,0.0001751479,0.008028151,0.000005192026,0.00001492427,0.0001173616,0.00006240889,0.9398289,0.05085726,0.0006093373,0.0002697724,0.00002543683],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8229822,0.0002625598,0.1744547,0.0001017799,0.00002235398,0.0000557299,0.0001657581,0.0005933483,0.001361516],"genre_scores_gemma":[0.9905004,0.00004589906,0.009163024,0.000004858364,0.000002329768,0.000009070512,0.0000799332,0.00001214799,0.0001823321],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003114308,"threshold_uncertainty_score":0.006192386,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01053378889994541,"score_gpt":0.2164786345794936,"score_spread":0.2059448456795482,"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."}}