{"id":"W1979875680","doi":"10.1145/2435349.2435388","title":"A new approach for delegation in usage control","year":2013,"lang":"en","type":"article","venue":"","topic":"Access Control and Trust","field":"Social Sciences","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"","keywords":"Delegation; Authorization; Computer science; Access control; Control (management); Enforcement; Computer security; Artificial intelligence","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":[0.01035176,0.001167211,0.001185927,0.002256938,0.002455817,0.005479604,0.003173832,0.002475095,0.004085758],"category_scores_gemma":[0.01143565,0.001030716,0.002389366,0.001662967,0.008518908,0.01306945,0.006670732,0.00662406,0.0008619435],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003219854,"about_ca_system_score_gemma":0.003612967,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004128334,"about_ca_topic_score_gemma":0.003581131,"domain_scores_codex":[0.9850106,0.005471747,0.001263897,0.003051961,0.00424629,0.0009554972],"domain_scores_gemma":[0.9895555,0.002853296,0.0006801772,0.004821024,0.00153354,0.0005565137],"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":[0.00003927592,0.00006249057,0.0003329868,0.00008774527,0.00002687891,0.0001183587,0.0009943766,0.004555285,0.001453762,0.9594567,0.001838259,0.03103391],"study_design_scores_gemma":[0.0000756744,0.0001348185,0.0004028997,0.0001697716,0.0001013571,0.0007397623,0.000346136,0.1345413,0.006160751,0.7134789,0.1437264,0.0001221665],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.002005968,0.0002085195,0.9869924,0.0007474298,0.0001292738,0.0001157663,0.00004647199,0.000389192,0.009365107],"genre_scores_gemma":[0.2203145,0.0006947585,0.7597468,0.001072856,0.000497243,0.0008350375,0.0001848428,0.0003745079,0.01627933],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.01035176,"threshold_uncertainty_score":0.05474603,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02303594693875858,"score_gpt":0.2919560515501161,"score_spread":0.2689201046113575,"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."}}