{"id":"W2735942060","doi":"10.1016/j.envpol.2017.07.011","title":"Characterization of chemical fingerprints of unconventional Bakken crude oil","year":2017,"lang":"en","type":"article","venue":"Environmental Pollution","topic":"Petroleum Processing and Analysis","field":"Chemistry","cited_by":31,"is_retracted":false,"has_abstract":false,"ca_institutions":"Environment and Climate Change Canada","funders":"","keywords":"Diamondoid; Petroleum; Crude oil; Shale oil; Oil sands; Chemistry; Phenanthrene; Oil shale; Source rock; Environmental chemistry; Dominance (genetics); Light crude oil; Petroleum engineering; Geology; Organic chemistry; Asphalt; Materials science","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0000984023,0.0002946519,0.0001103755,0.0006661225,0.0002432417,0.0002874419,0.0001491775,0.0002943377,0.00160467],"category_scores_gemma":[0.0002593001,0.00009478971,0.0001242963,0.0004229927,0.0001675476,0.0003086175,0.0002167771,0.000278948,0.0002461577],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001667566,"about_ca_system_score_gemma":0.0002844377,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002462378,"about_ca_topic_score_gemma":0.004721803,"domain_scores_codex":[0.9998578,0.00001095618,0.000006837812,0.00002867966,0.00005912525,0.00003662896],"domain_scores_gemma":[0.9998602,0.00002575313,0.00002987581,0.00001259936,0.00005287148,0.00001857302],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0001426513,0.00001576958,0.002002358,0.00003669644,0.000007297593,0.00005821681,0.0000445345,0.00008764344,0.9921865,0.00006254335,0.00002521886,0.005330469],"study_design_scores_gemma":[0.000002966678,0.0001243434,0.0196072,0.0000072115,0.00001292519,0.0002258607,0.0001667808,0.0007270203,0.9776633,0.00004933329,0.001403967,0.000009220183],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9935695,0.0003293748,0.004371703,0.00002689429,0.000007787685,0.00001322541,0.0003851926,0.00003126661,0.001265012],"genre_scores_gemma":[0.9928063,0.0004325831,0.003614064,0.00003605024,0.000004202833,0.00001382089,0.0004435983,0.00001961194,0.002629722],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002462378,"threshold_uncertainty_score":0.005368173,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007562569131245981,"score_gpt":0.2132263459522334,"score_spread":0.2056637768209874,"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."}}