{"id":"W4412123864","doi":"10.13031/aim.202500966","title":"Optimal Weight Distribution of a Quarter Scale Tractor","year":2025,"lang":"en","type":"article","venue":"","topic":"Metallurgy and Material Forming","field":"Engineering","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Tractor; Quarter (Canadian coin); Scale (ratio); Distribution (mathematics); Computer science; Environmental science; Automotive engineering; Engineering; Mathematics; Geography; Archaeology; Cartography","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00003552005,0.0000404115,0.00007093634,0.00001752471,0.00001080889,0.000005320202,0.00003299422,0.00003287195,0.0003219315],"category_scores_gemma":[0.000002541731,0.00003413356,0.00002575028,0.00004912993,0.000007753872,0.00005993226,0.000005645461,0.00002392814,0.00001786701],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00000930334,"about_ca_system_score_gemma":0.000003637235,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000005472927,"about_ca_topic_score_gemma":0.000002541833,"domain_scores_codex":[0.9997623,0.00000310557,0.0001008601,0.00003765192,0.00002839442,0.00006769293],"domain_scores_gemma":[0.9999053,0.000006974047,0.000005747299,0.00006034422,0.00000881659,0.00001277734],"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":[0.0001092539,0.0001840862,0.0005924584,0.000965906,0.0002426122,0.00000436966,0.0004968087,0.0078137,0.8475861,0.09016601,0.03384194,0.01799673],"study_design_scores_gemma":[0.0005209058,0.00004225922,0.0126063,0.00007391538,0.00004206375,0.000002324153,0.00008819805,0.02184383,0.865669,0.0004092863,0.09849977,0.0002022015],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9173129,0.00002516019,0.06150868,0.00002250296,0.0004136248,0.00003608834,0.00000764222,0.00007858456,0.02059486],"genre_scores_gemma":[0.9985229,0.000004932615,0.0006004784,0.000004550989,0.00001893814,0.000003226007,0.00001727123,0.000002514463,0.0008251456],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.08975672,"threshold_uncertainty_score":0.3524925,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.003378886055757366,"score_gpt":0.1942558599201205,"score_spread":0.1908769738643631,"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."}}