{"id":"W2361105139","doi":"","title":"TYPES OF TIGHT SAND GAS ACCUMULATION AND ITS EXPLORATION PROSPECT","year":2007,"lang":"en","type":"article","venue":"Tianranqi diqiu kexue","topic":"Hydrocarbon exploration and reservoir analysis","field":"Engineering","cited_by":11,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Tight gas; Geology; Structural basin; Unconventional oil; Natural gas field; Shale gas; Clastic rock; China; Sichuan basin; Geochemistry; Petroleum engineering; Geomorphology; Natural gas; Paleontology; Hydraulic fracturing; Geography; Archaeology; Oil shale","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":[0.0001739529,0.0001171193,0.0001173722,0.001639589,0.0002852682,0.0006151312,0.0001976605,0.0001972211,0.001214892],"category_scores_gemma":[0.0006695205,0.0001341837,0.0001407035,0.001230364,0.0004077122,0.0006229447,0.0003474758,0.00008808292,0.00005972236],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004506091,"about_ca_system_score_gemma":0.0004420153,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008783251,"about_ca_topic_score_gemma":0.0158059,"domain_scores_codex":[0.9998228,0.00002447081,0.00001268296,0.00002477809,0.00006581355,0.00004954643],"domain_scores_gemma":[0.9997755,0.00006125952,0.00007506747,0.00001402099,0.0000480456,0.00002610658],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003804252,0.00003980738,0.8851867,0.0001128956,0.00005411661,0.003044097,0.001155779,0.02569065,0.02476232,0.01345193,0.0003760611,0.04574525],"study_design_scores_gemma":[0.00001492948,0.0001802273,0.8782794,0.00003975096,0.00007845277,0.003615557,0.005442449,0.07355352,0.02711509,0.006391211,0.005225169,0.00006424561],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9951933,0.00008135957,0.0008570948,0.00001409191,7.507864e-7,0.000006774971,0.00005658857,0.000008795904,0.003781162],"genre_scores_gemma":[0.999289,0.00004899063,0.0002168605,9.300326e-7,4.843534e-7,0.00000162837,0.00002910954,6.629956e-7,0.000412315],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008783251,"threshold_uncertainty_score":0.01746428,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02711868491369919,"score_gpt":0.2629834420509262,"score_spread":0.235864757137227,"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."}}