{"id":"W107474159","doi":"10.5951/mt.102.7.0492","title":"Mathematical Lens: The Moving Ladder","year":2009,"lang":"en","type":"article","venue":"Mathematics Teacher Learning and Teaching PK-12","topic":"Art, Technology, and Culture","field":"Arts and Humanities","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Downtown; Pythagorean theorem; Front (military); Visual arts; Pythagorean triple; Mathematics education; Art history; Mathematics; Media studies; Engineering; Sociology; History; Art; Geometry; Archaeology; Mechanical engineering","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001239077,0.000494591,0.0002252724,0.001588869,0.005254378,0.005581304,0.0007520882,0.001701667,0.04978496],"category_scores_gemma":[0.004520865,0.0002437204,0.0003776359,0.001258887,0.009173761,0.009055812,0.004640691,0.003229339,0.006641922],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.005133726,"about_ca_system_score_gemma":0.002325109,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01403585,"about_ca_topic_score_gemma":0.03205264,"domain_scores_codex":[0.9988525,0.00055782,0.0000252301,0.0001278552,0.0003141181,0.0001224166],"domain_scores_gemma":[0.9989367,0.0004140761,0.00009711088,0.0001313343,0.0001660865,0.0002547266],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0000136121,0.00000735609,0.0001875176,0.00003750981,0.000001563423,0.0001807285,0.00517479,0.00004915084,0.0001410105,0.9097002,0.06966937,0.01483715],"study_design_scores_gemma":[0.00001219629,0.00001104482,0.0002457872,0.0001219246,0.000002521402,0.00032652,0.005297447,0.0002604834,0.0001583375,0.1837171,0.8098357,0.00001088394],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"other","genre_gemma":"other","genre_scores_codex":[0.01048889,0.006823264,0.02942252,0.06377262,0.002810402,0.00002763933,0.0002355301,0.0006360275,0.8857831],"genre_scores_gemma":[0.5739112,0.01095466,0.04163247,0.01827717,0.00241765,0.0001254542,0.0003203896,0.001055153,0.3513058],"genre_candidate":"other","genre_consensus":"other","teacher_disagreement_score":0.04978496,"threshold_uncertainty_score":0.1665473,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03195591098220803,"score_gpt":0.251741193377879,"score_spread":0.219785282395671,"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."}}