{"id":"W2889739077","doi":"10.1016/j.ecresq.2018.07.006","title":"Dimensionality of preschoolers’ informal mathematical abilities","year":2018,"lang":"en","type":"article","venue":"Early Childhood Research Quarterly","topic":"Cognitive and developmental aspects of mathematical skills","field":"Mathematics","cited_by":49,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Alberta","funders":"Eunice Kennedy Shriver National Institute of Child Health and Human Development","keywords":"Categorical variable; Curse of dimensionality; Confirmatory factor analysis; Sample (material); Psychology; Developmental psychology; Computer science; Structural equation modeling; Artificial intelligence; Machine learning","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008622237,0.0001769677,0.000268437,0.0009940165,0.0003258786,0.00149931,0.0002687625,0.0002339986,0.002075225],"category_scores_gemma":[0.01091093,0.0001999782,0.0002463188,0.0006299372,0.000776542,0.001106377,0.00143046,0.0005268169,0.0001231832],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007191467,"about_ca_system_score_gemma":0.0008091832,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005916412,"about_ca_topic_score_gemma":0.008323541,"domain_scores_codex":[0.9993169,0.0001499752,0.00008427716,0.0001260858,0.000210987,0.0001118524],"domain_scores_gemma":[0.9949686,0.001989935,0.0015618,0.0006658096,0.000430248,0.000383578],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001125047,0.00007545658,0.9701809,0.00002912283,0.0000507868,0.0001423008,0.00595211,0.0005015007,0.00149399,0.005845977,0.0002578013,0.01535743],"study_design_scores_gemma":[0.000002657007,0.00002126762,0.9954176,0.000006262194,0.000007688172,0.0000903284,0.001694068,0.0003240741,0.000282927,0.001859455,0.0002881871,0.000005564008],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9986789,0.00005072141,0.0001484462,0.00003052279,6.344356e-7,0.000001911435,0.00005336455,0.000003498222,0.001032077],"genre_scores_gemma":[0.9996262,0.00002277259,0.00009842793,0.000002331297,5.72896e-7,0.000003772524,0.00006269098,0.000001108569,0.0001821071],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005916412,"threshold_uncertainty_score":0.01176393,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0538120276146331,"score_gpt":0.3586924607076423,"score_spread":0.3048804330930092,"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."}}