{"id":"W2336378383","doi":"","title":"A Canadian effort to address fractions teaching and learning challenges","year":2014,"lang":"en","type":"article","venue":"Australian primary mathematics classroom/Australian primary mathematics classroom (Online)","topic":"Statistics Education and Methodologies","field":"Mathematics","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Project commissioning; Publishing; Mathematics education; Fraction (chemistry); Sociology; Library science; Pedagogy; Computer science; Psychology; Political science; Chemistry","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":["metaresearch","metaepi_narrow","sts","research_integrity"],"consensus_categories":["metaepi_narrow"],"category_scores_codex":[0.005498473,0.001781899,0.002591405,0.001458906,0.00146266,0.0006318815,0.001635722,0.001074763,0.0004777592],"category_scores_gemma":[0.009318599,0.001790658,0.0005020491,0.0007280203,0.0004230531,0.0007039598,0.000573925,0.00384933,0.0003899854],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001726897,"about_ca_system_score_gemma":0.0008273922,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001524421,"about_ca_topic_score_gemma":0.007724459,"domain_scores_codex":[0.9899618,0.001182068,0.002958701,0.001794481,0.001533273,0.002569678],"domain_scores_gemma":[0.9860325,0.007508516,0.001391073,0.002301909,0.0005297641,0.002236221],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001445001,0.008573585,0.001487335,0.02363383,0.002021391,0.0002274343,0.03571207,0.0004809848,0.004392054,0.6448407,0.2175908,0.06089531],"study_design_scores_gemma":[0.004043035,0.001504096,0.01612768,0.004100149,0.002273323,0.001527687,0.0421151,0.00327158,0.0004523646,0.5513119,0.366322,0.006951092],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"methods","genre_scores_codex":[0.5431764,0.0006729722,0.1791786,0.09097615,0.007439025,0.01392451,0.004262371,0.006048001,0.154322],"genre_scores_gemma":[0.02407045,0.0003404004,0.9044813,0.001632976,0.0007971686,0.0003031629,0.0007369572,0.0005558373,0.06708174],"genre_candidate":"methods","genre_consensus":null,"teacher_disagreement_score":0.7253027,"threshold_uncertainty_score":0.9998373,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1192371830685144,"score_gpt":0.3670226551185987,"score_spread":0.2477854720500843,"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."}}