{"id":"W4409795097","doi":"10.61091/jcmcc127b-393","title":"Analysis and evaluation of college entrance examination questions based on clustering algorithm","year":2025,"lang":"en","type":"article","venue":"Journal of Combinatorial Mathematics and Combinatorial Computing","topic":"Educational Technology and Assessment","field":"Computer Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Cluster analysis; Computer science; Algorithm; Artificial intelligence","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003355364,0.0001421444,0.0004302634,0.0006644782,0.0001871587,0.00008063207,0.0003380859,0.000108157,0.000001634499],"category_scores_gemma":[0.0003563211,0.0001354243,0.00009356542,0.001022866,0.00006609212,0.000176127,0.0001183352,0.0002269405,1.165395e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001069959,"about_ca_system_score_gemma":0.0002856479,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000003649685,"about_ca_topic_score_gemma":4.933804e-7,"domain_scores_codex":[0.9981211,0.0002158677,0.0006888261,0.0001863565,0.0006545245,0.0001333348],"domain_scores_gemma":[0.9972908,0.0008056056,0.0006890009,0.0002324701,0.0009273347,0.00005475647],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.000009258469,0.0005491002,0.0005874357,0.00007581453,0.0002063694,0.000001636195,0.0002527272,0.001298565,0.0001006374,0.9609981,0.00001459277,0.03590575],"study_design_scores_gemma":[0.001784835,0.0002449529,0.007393475,0.00026909,0.0003425954,0.00000481145,0.0001094159,0.6936573,0.0006921765,0.2953796,0.00002461736,0.00009702906],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.2980403,0.0001871374,0.6957519,0.0005196891,0.004560798,0.000250025,0.000002443779,0.0000244727,0.0006632161],"genre_scores_gemma":[0.9541881,0.00001229191,0.0456792,0.00001715571,0.00009184663,0.00000356645,8.470427e-7,0.000004231279,0.000002749299],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.6923588,"threshold_uncertainty_score":0.5522444,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0146413734548264,"score_gpt":0.3066920186543554,"score_spread":0.292050645199529,"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."}}