{"id":"W2158696843","doi":"10.2118/146649-ms","title":"Impact of Asphaltene Nanoscience on Understanding Oilfield Reservoirs","year":2011,"lang":"en","type":"article","venue":"SPE Annual Technical Conference and Exhibition","topic":"Petroleum Processing and Analysis","field":"Chemistry","cited_by":20,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Calgary","funders":"","keywords":"Asphaltene; Crude oil; Petroleum engineering; Nanotechnology; Chemistry; Geology; Materials science; Organic chemistry","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":[0.0002743045,0.000392242,0.0003146509,0.0007274824,0.0002842411,0.0008549376,0.0004339058,0.0008309017,0.001897389],"category_scores_gemma":[0.000695302,0.0002820725,0.0002858625,0.0003080675,0.0006120933,0.003500322,0.0007873665,0.0007484465,0.0003740937],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005123673,"about_ca_system_score_gemma":0.0005210164,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003247219,"about_ca_topic_score_gemma":0.002924314,"domain_scores_codex":[0.9999244,0.00001393842,0.000003558849,0.00002809452,0.00001937965,0.00001051425],"domain_scores_gemma":[0.9997311,0.0001272068,0.00003532858,0.00003369939,0.00004762111,0.00002500822],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0002023878,0.000227777,0.02938714,0.0007427872,0.00007836714,0.0005309425,0.000311428,0.3909705,0.4238257,0.048805,0.001282492,0.1036357],"study_design_scores_gemma":[0.00001070146,0.00007582551,0.006252644,0.00004700253,0.00001562729,0.0001415893,0.0001771358,0.8918579,0.06770159,0.02787638,0.005805002,0.00003842489],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5640344,0.004994156,0.4148042,0.001688974,0.0001162673,0.00009799274,0.0007025082,0.0009808908,0.0125806],"genre_scores_gemma":[0.9389187,0.002047308,0.05736217,0.00009494028,0.00003155155,0.0000299027,0.0001694294,0.0000557783,0.001290357],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003247219,"threshold_uncertainty_score":0.006456673,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08277866411440926,"score_gpt":0.3053269848361407,"score_spread":0.2225483207217314,"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."}}