{"id":"W2276451335","doi":"10.4271/2007-01-1854","title":"An Experimental Investigation on the Emission Characteristics of HCCI Engine Operation Using N-Heptane","year":2007,"lang":"en","type":"article","venue":"SAE technical papers on CD-ROM/SAE technical paper series","topic":"Advanced Combustion Engine Technologies","field":"Chemical Engineering","cited_by":17,"is_retracted":false,"has_abstract":true,"ca_institutions":"Environment and Climate Change Canada; National Research Council Canada","funders":"Government of Canada","keywords":"Heptane; Homogeneous charge compression ignition; Automotive engineering; Computer science; Materials science; Environmental science; Combustion; Engineering; Physics; Chemistry; Thermodynamics; Combustion chamber","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":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0007364429,0.000678829,0.0006923091,0.0002645172,0.0003091573,0.00005041344,0.0009549647,0.0007791531,0.0002390154],"category_scores_gemma":[0.001329092,0.0005250265,0.000229829,0.0007538397,0.0007501269,0.0005192876,0.0002485292,0.00135417,0.00002236936],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005046354,"about_ca_system_score_gemma":0.00004954932,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00001149281,"about_ca_topic_score_gemma":0.0003515045,"domain_scores_codex":[0.9963211,0.00007929542,0.001209976,0.0008192182,0.0008568165,0.0007135755],"domain_scores_gemma":[0.9972969,0.0005364519,0.0003286271,0.001423926,0.0001373393,0.0002767807],"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":[0.0002281843,0.0002784699,0.0000685908,0.00002812704,0.00001908108,0.00001608867,0.0000459966,0.001838212,0.9734148,0.02126993,0.00009900342,0.002693562],"study_design_scores_gemma":[0.001028705,0.002389444,0.4723637,0.0006198614,0.00009137985,0.0001005578,0.0007791636,0.0001135796,0.516732,0.001513057,0.002950736,0.001317889],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.992814,0.0001020286,0.0002732335,0.00108805,0.0001963978,0.0007258461,0.0000315728,0.002801652,0.001967245],"genre_scores_gemma":[0.9871414,0.00004999982,0.01171697,0.000537292,0.0001773375,0.00008465017,0.00008006099,0.0001308309,0.00008144373],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.4722951,"threshold_uncertainty_score":0.9997202,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02260828691418799,"score_gpt":0.2734469039070639,"score_spread":0.250838616992876,"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."}}