{"id":"W7132952378","doi":"","title":"Exact calculation and estimation in children in grades three to eight: relations to working memory","year":2005,"lang":"","type":"dissertation","venue":"TSpace","topic":"Cognitive and developmental aspects of mathematical skills","field":"Mathematics","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Toronto","funders":"","keywords":"Working memory; Estimation; Cognition; Short-term memory; Visual memory; Numerical cognition; Spatial ability; Spatial memory","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":[0.0008885699,0.0004375507,0.0005480314,0.0009977872,0.0003203917,0.001113888,0.000390864,0.0004087209,0.001006554],"category_scores_gemma":[0.007351253,0.0003267602,0.0003464605,0.0007087083,0.0007015891,0.0007410118,0.0007272984,0.0007429321,0.0002923075],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004029338,"about_ca_system_score_gemma":0.0003209622,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.007654008,"about_ca_topic_score_gemma":0.006182354,"domain_scores_codex":[0.9994936,0.00005977635,0.00007663674,0.00008619903,0.000180237,0.0001035487],"domain_scores_gemma":[0.9943336,0.001877555,0.002647778,0.0002533853,0.0004898381,0.0003978346],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003796102,0.0002931767,0.9747553,0.00007403717,0.00005867266,0.0003528352,0.004856301,0.0001564142,0.002906681,0.0001417387,0.000149083,0.01587614],"study_design_scores_gemma":[0.000007743054,0.0003054013,0.9973692,0.0000134758,0.00002942094,0.0003117767,0.0007278767,0.0001027977,0.0007741722,0.00011224,0.0002392126,0.000006702743],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9996614,0.0001084195,0.00002896192,0.00001016847,0.000001299715,0.000001657088,0.00003083915,0.000001989695,0.0001551238],"genre_scores_gemma":[0.9993709,0.0001403742,0.000116757,0.000007419998,0.000001389908,0.00000699894,0.0001010108,0.000002186879,0.0002529451],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007654008,"threshold_uncertainty_score":0.01521891,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02421616589065486,"score_gpt":0.3356176674457858,"score_spread":0.3114015015551309,"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."}}