{"id":"W2734663867","doi":"10.1190/int-2017-0067.1","title":"Quality grading system for tight sandstone reservoirs in the Quantou 4 Member, southern Songliao Basin, Northeast China","year":2017,"lang":"en","type":"article","venue":"Interpretation","topic":"Hydrocarbon exploration and reservoir analysis","field":"Engineering","cited_by":11,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Regina","funders":"Young Scientists Fund; National Natural Science Foundation of China; University of Regina","keywords":"Tight oil; Tight gas; Geology; Permeability (electromagnetism); Hydraulic fracturing; Structural basin; Petrology; Geotechnical engineering; Geomorphology; Oil shale; Chemistry; Paleontology","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":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008883884,0.0001495035,0.000239368,0.0001205859,0.0002797422,0.0002379892,0.0004331196,0.00007938796,0.00001266112],"category_scores_gemma":[0.0001708391,0.0001095828,0.000152834,0.0001052468,0.00003951965,0.0003240169,0.00002005839,0.0001483513,0.00003394467],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0000930299,"about_ca_system_score_gemma":0.00001215942,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0006766782,"about_ca_topic_score_gemma":0.003656564,"domain_scores_codex":[0.9988481,0.0001298741,0.0003996946,0.0001869573,0.0002326108,0.000202737],"domain_scores_gemma":[0.9991239,0.0001010229,0.0001357914,0.0005405174,0.00005510199,0.00004364937],"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":[0.001305198,0.0004389535,0.1185415,0.004098379,0.00147087,0.00006915429,0.3438976,0.4538476,0.01355362,0.01409609,0.004610996,0.04407004],"study_design_scores_gemma":[0.0006020174,0.00002230784,0.009418528,0.000178066,0.00004220143,0.000003019998,0.006841599,0.9810485,0.0005552199,0.000414883,0.0006469431,0.0002266958],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9078079,0.0001594365,0.08073272,0.0009475268,0.0005242702,0.0004600501,0.00004405043,0.0001926771,0.009131355],"genre_scores_gemma":[0.9994228,0.00001038228,0.000131787,0.00002374363,0.000105609,0.0001145537,0.00003996271,0.00002681171,0.0001243424],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5272009,"threshold_uncertainty_score":0.4468659,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02817200775065485,"score_gpt":0.2960670851628333,"score_spread":0.2678950774121784,"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."}}