{"id":"W2010241938","doi":"10.1112/jtopol/jtt042","title":"The topological period-index problem over 6-complexes","year":2013,"lang":"en","type":"article","venue":"Journal of Topology","topic":"Algebraic Geometry and Number Theory","field":"Mathematics","cited_by":42,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of British Columbia","funders":"","keywords":"Mathematics; Surjective function; Pure mathematics; Period (music); Cohomology; Conjecture; Unitary state; Sheaf; Topology (electrical circuits); Combinatorics","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":[0.001288365,0.0004497195,0.0008380273,0.001562696,0.001894572,0.003896245,0.00119791,0.001178084,0.00515496],"category_scores_gemma":[0.003541672,0.0003753028,0.0004897257,0.0008725945,0.002901412,0.006112,0.002829188,0.001819172,0.0004795623],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001080637,"about_ca_system_score_gemma":0.0003910741,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003886498,"about_ca_topic_score_gemma":0.0003091069,"domain_scores_codex":[0.9992323,0.0001216844,0.00005498741,0.0001450846,0.000240201,0.0002056703],"domain_scores_gemma":[0.9984968,0.0005830345,0.0002075171,0.000274822,0.0001094948,0.0003284233],"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":[0.0001577515,0.00004115811,0.002575478,0.00008005728,0.00001431711,0.0003549867,0.0006839811,0.003423472,0.003867295,0.9806861,0.0009445733,0.007170986],"study_design_scores_gemma":[0.00003910053,0.00004541619,0.001987434,0.00002328646,0.00001727907,0.0004227407,0.0004857594,0.0152454,0.003183325,0.974225,0.004295148,0.00003011088],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9459899,0.0002905562,0.0237652,0.0008612393,0.00007569455,0.00002274469,0.0001653381,0.0001021041,0.02872717],"genre_scores_gemma":[0.9911122,0.0001826019,0.005113783,0.00007308001,0.00009395676,0.00002426578,0.0001466018,0.00003107414,0.003222483],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.00515496,"threshold_uncertainty_score":0.01724505,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02411319353880797,"score_gpt":0.3001720840615297,"score_spread":0.2760588905227217,"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."}}