{"id":"W3072776936","doi":"10.1080/10962247.2020.1811800","title":"Methane flux from flowback operations at a shale gas site","year":2020,"lang":"en","type":"article","venue":"Journal of the Air & Waste Management Association","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":16,"is_retracted":false,"has_abstract":true,"ca_institutions":"St. Francis Xavier University","funders":"Natural Environment Research Council; Sight Research UK; Department for Business, Energy and Industrial Strategy, UK Government","keywords":"Methane; Shale gas; Flux (metallurgy); Environmental science; Waste management; Oil shale; Unconventional oil; Natural gas; Petroleum engineering; Environmental engineering; Chemistry; Engineering","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":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0002868561,0.0001228505,0.000166513,0.000005542045,0.000156658,0.00002959421,0.0003584486,0.00005180747,0.001164357],"category_scores_gemma":[0.00003960004,0.00009234317,0.0001686485,0.0002015242,0.0000286281,0.0002858006,0.0005699706,0.0001585468,0.0004402016],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00122813,"about_ca_system_score_gemma":0.000003459165,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00006143669,"about_ca_topic_score_gemma":0.00006212891,"domain_scores_codex":[0.9985538,0.0001066041,0.0003445508,0.0001550293,0.0006608872,0.0001791609],"domain_scores_gemma":[0.9993496,0.00002980673,0.0003606183,0.0001593706,0.000007406148,0.0000932299],"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":[0.00004508464,0.00007076118,0.244922,0.00000544842,0.0002161173,0.00001101174,0.001260444,0.7219956,0.005959537,0.00001788211,0.02263794,0.002858231],"study_design_scores_gemma":[0.003381416,0.0003217092,0.7151693,0.00007146354,0.001043086,0.000009025584,0.002845231,0.2152265,0.002755816,0.0008308821,0.05769016,0.0006554316],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9831594,0.00002773479,0.003182335,0.009521427,0.0002543882,0.0001801172,0.000006139541,0.00001087869,0.003657609],"genre_scores_gemma":[0.9699818,0.00009132748,0.01027203,0.003017562,0.0002236906,0.000003737731,0.000009322071,0.00001968949,0.01638078],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5067691,"threshold_uncertainty_score":0.9997487,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005841559312052122,"score_gpt":0.1839026610124554,"score_spread":0.1780611017004033,"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."}}