{"id":"W2062888049","doi":"10.1016/s0012-365x(02)00609-x","title":"Maximal arcs in Steiner systems S(2,4,v)","year":2003,"lang":"en","type":"article","venue":"Discrete Mathematics","topic":"graph theory and CDMA systems","field":"Engineering","cited_by":15,"is_retracted":false,"has_abstract":false,"ca_institutions":"McMaster University","funders":"","keywords":"Mathematics; Combinatorics; Arc (geometry); Steiner system; Block (permutation group theory); Discrete mathematics; Point (geometry); Set (abstract data type); Zero (linguistics); Construct (python library); Geometry; Computer science","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":[0.0004342559,0.0004958065,0.0005513171,0.001387146,0.001879462,0.002438446,0.0006188157,0.00116617,0.009864124],"category_scores_gemma":[0.002289047,0.0006095837,0.0004449191,0.001898876,0.001175363,0.001822907,0.001202968,0.001043609,0.0009578528],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001004004,"about_ca_system_score_gemma":0.0007806006,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00111306,"about_ca_topic_score_gemma":0.00225062,"domain_scores_codex":[0.9995153,0.000148797,0.00003977806,0.00008869353,0.00009229988,0.0001150556],"domain_scores_gemma":[0.9986417,0.0007116712,0.0002470407,0.0001016113,0.0001150621,0.0001828528],"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":[0.0004856131,0.00007587717,0.003095319,0.0002471403,0.00007107852,0.0006506054,0.0008798338,0.03462988,0.007949732,0.9153705,0.00782889,0.02871563],"study_design_scores_gemma":[0.00008449499,0.00008779464,0.001743736,0.00005993198,0.00004823733,0.0006007779,0.0007616587,0.05323834,0.005337336,0.9305112,0.007499526,0.00002701743],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8331977,0.0004740445,0.1017308,0.0009671912,0.00008609825,0.0001019604,0.001259901,0.0004666352,0.06171569],"genre_scores_gemma":[0.9565739,0.0002365945,0.02956013,0.0001165707,0.00002634735,0.00006860123,0.0008056184,0.00008762407,0.01252462],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009864124,"threshold_uncertainty_score":0.0329988,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009829290237370867,"score_gpt":0.1980431276053169,"score_spread":0.188213837367946,"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."}}