{"id":"W2003387025","doi":"10.2118/117527-ms","title":"Asphaltene Precipitation and Its Effects on the Vapour Extraction (VAPEX) Heavy Oil Recovery Process","year":2008,"lang":"en","type":"article","venue":"International Thermal Operations and Heavy Oil Symposium","topic":"Petroleum Processing and Analysis","field":"Chemistry","cited_by":19,"is_retracted":false,"has_abstract":true,"ca_institutions":"Petroleum Technology Research Centre; University of Regina","funders":"Natural Sciences and Engineering Research Council of Canada; University of Regina","keywords":"Asphaltene; Solvent; Petroleum engineering; Permeability (electromagnetism); Precipitation; Chemical engineering; Materials science; Chromatography; Chemistry; Geology; Organic 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":[0.0001632433,0.0001971498,0.0001653662,0.00009033104,0.000711994,0.0002053408,0.0001527682,0.0001043936,0.000171315],"category_scores_gemma":[0.00009960837,0.0001485647,0.00006509869,0.0001022673,0.00005403954,0.0004788897,0.000028725,0.0002393794,0.00002610602],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00006585274,"about_ca_system_score_gemma":0.00007634753,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0000488422,"about_ca_topic_score_gemma":0.00001951215,"domain_scores_codex":[0.9988058,0.00004829244,0.0002770002,0.0003431928,0.0003466494,0.0001790493],"domain_scores_gemma":[0.9992389,0.0002148111,0.0000918315,0.0001311041,0.0002399631,0.0000833859],"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":[0.0008293746,0.0006562893,0.001417171,0.0003978725,0.0005483376,0.00004381786,0.002521864,0.01756936,0.8791472,0.002586211,0.000256593,0.09402595],"study_design_scores_gemma":[0.003428238,0.0004213401,0.00501299,0.001304152,0.0003372666,0.0006046126,0.0007183954,0.1606157,0.8110166,0.0002829113,0.01487886,0.001378999],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.960424,0.0005570222,0.00004032243,0.006985685,0.0001964366,0.00001305908,0.00002690112,0.00005794551,0.03169864],"genre_scores_gemma":[0.971801,0.001384006,0.00006891812,0.0005688951,0.0005129855,0.000116401,0.00006194197,0.00002211284,0.02546374],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.1430463,"threshold_uncertainty_score":0.6058292,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0141837526428777,"score_gpt":0.2666163538564813,"score_spread":0.2524326012136036,"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."}}