{"id":"W1565893681","doi":"","title":"Identification et mise à l'épreuve des variables permettant la prédiction du niveau de difficulté de tâches d'évaluation pour des équations du premier degré en mathématiques au secondaire","year":2009,"lang":"fr","type":"article","venue":"Archipelago (Université du Québec à Montréal)","topic":"Educational Technology and Assessment","field":"Computer Science","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Humanities; Political science; Mathematics; Philosophy","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":["metaepi_narrow","sts"],"consensus_categories":[],"category_scores_codex":[0.0018585,0.0003606948,0.0002805817,0.0003602773,0.001420855,0.0002540221,0.0008035959,0.0003657085,0.00008779031],"category_scores_gemma":[0.0006162233,0.0004129024,0.0001826761,0.0005465933,0.0004529932,0.001860443,0.0001898073,0.0005036674,0.00004778543],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003256764,"about_ca_system_score_gemma":0.003321048,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.03782536,"about_ca_topic_score_gemma":0.05524117,"domain_scores_codex":[0.9967119,0.001328715,0.0004260102,0.0006161128,0.0003506356,0.0005666529],"domain_scores_gemma":[0.9973752,0.001136596,0.0003623215,0.0005147862,0.0003816251,0.0002294696],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"qualitative","study_design_gemma":"observational","study_design_scores_codex":[0.00004293134,0.001091033,0.01493542,0.0000872902,0.0001695637,0.00005528612,0.5360931,0.00566846,0.008574259,0.3217902,0.001484189,0.1100083],"study_design_scores_gemma":[0.0006726795,0.000182966,0.6793106,0.0003144629,0.0002770364,0.000430988,0.04139062,0.1629952,0.001810479,0.1105615,0.001611233,0.0004423436],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6438493,0.001419071,0.3213665,0.03192234,0.000136058,0.0002924391,0.0000182928,0.000209966,0.000786036],"genre_scores_gemma":[0.9427927,0.00200488,0.05343521,0.0002844466,0.0001652053,0.00003431195,0.00004313909,0.00002425558,0.001215917],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6643751,"threshold_uncertainty_score":0.9998792,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01783450259195536,"score_gpt":0.2383178827212309,"score_spread":0.2204833801292756,"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."}}