{"id":"W2998819503","doi":"10.1088/1748-9326/ab6ae1","title":"Repeated leak detection and repair surveys reduce methane emissions over scale of years","year":2020,"lang":"en","type":"article","venue":"Environmental Research Letters","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":81,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia; University of Calgary","funders":"Seven Generations Energy","keywords":"Fugitive emissions; Methane emissions; Environmental science; Greenhouse gas; Methane; Fossil fuel; Natural gas; Leak; Environmental engineering; Waste management; Engineering","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":true,"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":[0.001036894,0.0001873623,0.0002142326,0.00002001878,0.0001531008,0.00001482175,0.0002439889,0.0001008041,0.001712425],"category_scores_gemma":[0.00007710879,0.000191519,0.00009929769,0.0003037276,0.001261365,0.0002278987,0.0006923167,0.0004412243,0.0001760779],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003500313,"about_ca_system_score_gemma":0.000004888811,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004862462,"about_ca_topic_score_gemma":0.00003971528,"domain_scores_codex":[0.9971114,0.0005606734,0.0002999788,0.000630518,0.0009157162,0.0004817254],"domain_scores_gemma":[0.9990721,0.0001103319,0.00008198762,0.0003324617,0.000001108984,0.0004019986],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.00006727997,0.00009647037,0.1555158,0.00001123742,0.00002357334,0.00002792374,0.0006160627,0.002977019,0.8257256,5.854981e-7,0.0005533973,0.01438508],"study_design_scores_gemma":[0.0005755299,0.0002818372,0.9668571,0.00001241507,0.00001735857,0.00001082495,0.0006097941,0.006150196,0.0213104,0.00001698375,0.003893256,0.0002642744],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9962754,0.00007245334,0.002216135,0.0007041192,0.00003410121,0.0003194856,0.00001102373,0.00005030257,0.0003170067],"genre_scores_gemma":[0.9965613,0.0002027722,0.002175746,0.0004284795,0.00003668121,0.000018549,0.00001021418,0.00003970723,0.0005264877],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.8113413,"threshold_uncertainty_score":0.9992002,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0222064716541586,"score_gpt":0.2694809134140354,"score_spread":0.2472744417598768,"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."}}