{"id":"W2057091260","doi":"10.1177/146808740400500602","title":"Effect of operating condition on particulate matter and nitrogen oxides emissions from a heavy-duty direct injection natural gas engine using cooled exhaust gas recirculation","year":2004,"lang":"en","type":"article","venue":"International Journal of Engine Research","topic":"Vehicle emissions and performance","field":"Engineering","cited_by":14,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Exhaust gas recirculation; Particulates; NOx; Combustion; Mean effective pressure; Environmental science; Ignition system; Chemistry; Natural gas; Nitrogen oxide; Automotive engineering; Compression ratio; Engineering; Physics; Thermodynamics","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":[0.0003882243,0.0005984633,0.0005208942,0.0003056303,0.0002451436,0.0005144677,0.0005933769,0.0003798648,0.001252237],"category_scores_gemma":[0.001097414,0.0003530089,0.0003531323,0.0001803685,0.0002957205,0.000493878,0.0002892519,0.0003206077,0.0002627128],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003363828,"about_ca_system_score_gemma":0.0002759353,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001945532,"about_ca_topic_score_gemma":0.002414097,"domain_scores_codex":[0.9996978,0.00004210958,0.00003595213,0.00007351763,0.00009011915,0.00006050695],"domain_scores_gemma":[0.9993161,0.0003363595,0.0001237551,0.00004348809,0.0001194718,0.00006079207],"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":[0.004820834,0.0003069108,0.005290865,0.0001784871,0.00005099676,0.0002260969,0.00009899132,0.002082012,0.9803681,0.00003087184,0.00006852444,0.006477378],"study_design_scores_gemma":[0.00009342119,0.004132936,0.03033393,0.00001025955,0.0001057687,0.0001387366,0.00008338916,0.003801049,0.9608852,0.0000181329,0.0003584703,0.00003864993],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9995146,0.0000787962,0.0002150284,0.000005629316,0.000004983394,0.000005651482,0.00003799711,0.00001917684,0.000118094],"genre_scores_gemma":[0.9989311,0.00008924061,0.0004981331,0.00001090366,0.000003827208,0.000007922321,0.0001392118,0.00001704953,0.0003025516],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.001945532,"threshold_uncertainty_score":0.004189134,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02193578830133449,"score_gpt":0.34217311378004,"score_spread":0.3202373254787055,"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."}}