{"id":"W2903758214","doi":"10.1016/j.disc.2019.05.021","title":"Constructions of optimal orthogonal arrays with repeated rows","year":2019,"lang":"en","type":"article","venue":"Discrete Mathematics","topic":"graph theory and CDMA systems","field":"Engineering","cited_by":9,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Waterloo","funders":"Natural Sciences and Engineering Research Council of Canada; National Science Foundation","keywords":"Mathematics; Hadamard matrix; Conjecture; Combinatorics; Modulo; Hadamard transform; Row; Matrix (chemical analysis); Construct (python library); Order (exchange); Block (permutation group theory); Orthogonal array; Discrete mathematics; Computer science","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0009858941,0.00100841,0.0009022128,0.001004099,0.0006432373,0.00183085,0.0009394581,0.0008371933,0.005207883],"category_scores_gemma":[0.004647659,0.00103052,0.0008094184,0.001392627,0.001045256,0.00151605,0.002470351,0.001414355,0.001646612],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006325018,"about_ca_system_score_gemma":0.0009845218,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002072126,"about_ca_topic_score_gemma":0.0004688418,"domain_scores_codex":[0.9981462,0.0006472846,0.0001155209,0.0002193348,0.0005741674,0.0002976028],"domain_scores_gemma":[0.9979529,0.0009289616,0.0002679776,0.0003887613,0.0003355036,0.0001258212],"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":[0.0002757275,0.0001322723,0.0005192775,0.0001937098,0.00006167316,0.0001919025,0.0002073006,0.0446849,0.02626194,0.8411303,0.00598054,0.08036052],"study_design_scores_gemma":[0.0001930718,0.0002898398,0.000392208,0.0001157081,0.00008190719,0.0004590387,0.0002221295,0.2619198,0.03413764,0.6816812,0.02042276,0.00008475304],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.04522346,0.0003236318,0.9184895,0.0004773602,0.0002006682,0.0000969441,0.0002668775,0.0004755696,0.03444608],"genre_scores_gemma":[0.3654158,0.0007699499,0.6206806,0.0004640352,0.000176393,0.000362896,0.0004792545,0.0003591197,0.01129212],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.005207883,"threshold_uncertainty_score":0.01742214,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004278981230616464,"score_gpt":0.1770726163529187,"score_spread":0.1727936351223023,"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."}}