{"id":"W3122827825","doi":"","title":"Sorting, Peers and Achievement of Aboriginal Students in British Columbia","year":2009,"lang":"en","type":"preprint","venue":"RePEc: Research Papers in Economics","topic":"School Choice and Performance","field":"Social Sciences","cited_by":1,"is_retracted":false,"has_abstract":true,"ca_institutions":"Simon Fraser University","funders":"","keywords":"Peer effects; Academic achievement; Psychology; Selection (genetic algorithm); Mathematics education; Test (biology); Distribution (mathematics); Student achievement; Sorting; Longitudinal study; Demography; Social psychology; Sociology; Mathematics; Statistics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00459114,0.0001093674,0.0003801642,0.0001852246,0.0002122307,0.0005343851,0.0007346887,0.0002919279,0.0001012213],"category_scores_gemma":[0.0002712129,0.0001942883,0.00006220223,0.0001580101,0.0004013722,0.0001469143,0.0003281528,0.001151656,0.000001911905],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006842686,"about_ca_system_score_gemma":0.0009097711,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.09751923,"about_ca_topic_score_gemma":0.7576681,"domain_scores_codex":[0.997399,0.0003009631,0.0005635703,0.0005317804,0.0005693111,0.0006353497],"domain_scores_gemma":[0.999066,0.0001707351,0.000196663,0.0003060293,0.00009794877,0.0001626436],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00001502519,0.0001283668,0.8938357,0.00006465543,0.00001578584,0.00001588272,0.001801908,0.0002099072,0.000003869859,0.0000264288,0.0001118198,0.1037707],"study_design_scores_gemma":[0.0005809907,0.00007707067,0.9708968,0.0004489337,0.000004117802,9.253741e-7,0.004136436,0.0001078162,0.000003743377,0.001241204,0.02227318,0.0002288051],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9680012,0.0001938015,8.884239e-8,0.0002356017,0.0001711908,0.0005295444,0.00001872883,0.00001124528,0.03083855],"genre_scores_gemma":[0.955985,0.04073085,0.000165229,0.00006234242,0.0002301391,0.00006521174,0.00001188244,0.00001473957,0.002734595],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6601489,"threshold_uncertainty_score":0.9084905,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02570303326242928,"score_gpt":0.3818920531995781,"score_spread":0.3561890199371488,"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."}}