{"id":"W2148092137","doi":"10.2118/158041-ms","title":"Impact of Material Balance Equation Selection on Rate-Transient Analysis of Shale Gas","year":2012,"lang":"en","type":"article","venue":"SPE Annual Technical Conference and Exhibition","topic":"Hydraulic Fracturing and Reservoir Analysis","field":"Engineering","cited_by":29,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Material balance; Petroleum engineering; Oil shale; Permeability (electromagnetism); Shale gas; Balance equation; Coalbed methane; Hydraulic fracturing; Compressibility; Mechanics; Geology; Transient (computer programming); Environmental science; Computer science; Coal; Engineering; Process engineering; Chemistry; Coal mining; Physics; Waste management","routes":{"ca_aff":true,"ca_fund":true,"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":[0.003999059,0.0006529783,0.0007646584,0.0007585074,0.0005698864,0.001491334,0.0009780499,0.0008601164,0.005212653],"category_scores_gemma":[0.01427359,0.0003613993,0.0009481677,0.0004848697,0.0002707013,0.001244433,0.0008178292,0.001393908,0.001037951],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006814588,"about_ca_system_score_gemma":0.001504417,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01047636,"about_ca_topic_score_gemma":0.005717167,"domain_scores_codex":[0.9988407,0.0005321917,0.00008807577,0.0001048928,0.0003455557,0.00008858406],"domain_scores_gemma":[0.9892977,0.008227515,0.0003548776,0.0004914347,0.001518905,0.000109551],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001114196,0.0005132655,0.02299154,0.0006390983,0.0002106644,0.0009044175,0.0003631401,0.6999153,0.04430901,0.02514904,0.008199192,0.1956911],"study_design_scores_gemma":[0.00002116842,0.00004706439,0.000689705,0.00002066524,0.00001402328,0.00002763213,0.00004044321,0.9892439,0.007749121,0.0005850942,0.001550193,0.00001108396],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.317643,0.0005505005,0.6551765,0.00121184,0.0003133252,0.0004317469,0.001353843,0.005796266,0.01752304],"genre_scores_gemma":[0.7980326,0.000225178,0.1939042,0.00034125,0.00006361117,0.0002443927,0.001158019,0.001149156,0.004881446],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01047636,"threshold_uncertainty_score":0.02114928,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01618175160386129,"score_gpt":0.266401079700098,"score_spread":0.2502193280962367,"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."}}