{"id":"W2100142798","doi":"10.1093/comjnl/bxu039","title":"Functional Dependencies with null Markers","year":2014,"lang":"en","type":"article","venue":"The Computer Journal","topic":"Advanced Database Systems and Queries","field":"Computer Science","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université du Québec à Montréal","funders":"","keywords":"Null (SQL); Axiom; Extension (predicate logic); Computer science; Dependency theory (database theory); Functional dependency; Set (abstract data type); Theoretical computer science; Mathematics; Data mining; Programming language; Relational database","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":[0.01865207,0.001343842,0.001192902,0.002108788,0.002217688,0.005376677,0.003994888,0.002640647,0.005899897],"category_scores_gemma":[0.05279629,0.001683095,0.001754006,0.002535627,0.006077419,0.02468644,0.006357561,0.003742127,0.001468044],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002055644,"about_ca_system_score_gemma":0.003690498,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002847356,"about_ca_topic_score_gemma":0.0028374,"domain_scores_codex":[0.9819697,0.006039541,0.00331039,0.003529022,0.0042739,0.00087755],"domain_scores_gemma":[0.9396643,0.02725228,0.003805928,0.02108433,0.007295917,0.0008973142],"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":[0.0001555682,0.00005961897,0.003683931,0.0004143643,0.00005918718,0.0003570819,0.001612829,0.003353939,0.002498294,0.9190306,0.00519917,0.0635755],"study_design_scores_gemma":[0.0000560388,0.0001281987,0.0008709513,0.0004471384,0.0001954647,0.0008797047,0.00044939,0.01687071,0.00955751,0.8191275,0.1512873,0.0001299958],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"methods","genre_scores_codex":[0.02266988,0.001116736,0.9590444,0.002538383,0.0003447958,0.0001797649,0.0009409194,0.00157248,0.01159263],"genre_scores_gemma":[0.3880609,0.001449835,0.5910495,0.002342427,0.0005297998,0.0008057228,0.002175133,0.001061598,0.01252509],"genre_candidate":"methods","genre_consensus":"methods","teacher_disagreement_score":0.01865207,"threshold_uncertainty_score":0.09864271,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01024603518589418,"score_gpt":0.188723584415209,"score_spread":0.1784775492293148,"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."}}