{"id":"W2962903271","doi":"10.1016/j.jconhyd.2019.103525","title":"A geochemical and multi-isotope modeling approach to determine sources and fate of methane in shallow groundwater above unconventional hydrocarbon reservoirs","year":2019,"lang":"en","type":"article","venue":"Journal of Contaminant Hydrology","topic":"Atmospheric and Environmental Gas Dynamics","field":"Environmental Science","cited_by":34,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Calgary","funders":"Agence Nationale de la Recherche; Government of Alberta; Alberta Environment and Parks","keywords":"Methane; Groundwater; Anaerobic oxidation of methane; Aquifer; Environmental chemistry; Environmental science; Oil shale; Geology; Chemistry","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":[0.0004751121,0.0001505339,0.0004189792,0.00003463934,0.00001609472,0.000007278415,0.0001660646,0.0001189759,0.0000492713],"category_scores_gemma":[0.00001911199,0.0001208332,0.00005737507,0.00006775581,0.000122651,0.0001605599,0.0002402386,0.0002099801,0.000003718556],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001210179,"about_ca_system_score_gemma":0.000007022121,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0005094046,"about_ca_topic_score_gemma":0.0001337482,"domain_scores_codex":[0.9987321,0.0000723606,0.0004947069,0.0002389608,0.0002145485,0.0002472841],"domain_scores_gemma":[0.9995096,0.00004918133,0.0002063151,0.0001081347,0.000006354347,0.0001204511],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.000529291,0.0003487637,0.690603,0.00003761506,0.00004589696,0.00003911487,0.001276045,0.2116715,0.09327237,0.0000232219,0.000001974991,0.002151279],"study_design_scores_gemma":[0.002000582,0.0007005277,0.05626132,0.00003723634,0.00003463947,0.0003475733,0.0002462375,0.9392285,0.0005457588,0.0003296402,0.00009549607,0.0001724836],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9883791,0.000163119,0.01092577,0.0001506209,0.00004605854,0.0001683722,7.193046e-7,0.000002085825,0.0001641528],"genre_scores_gemma":[0.9822907,0.00008714713,0.01724766,0.0001117804,0.0000139583,0.00000388491,0.00000111903,0.00001213874,0.0002315523],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.727557,"threshold_uncertainty_score":0.4927436,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01154333586635819,"score_gpt":0.2130101218308196,"score_spread":0.2014667859644614,"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."}}