{"id":"W2469489329","doi":"","title":"Who Are You? It Depends (On What You Ask Me!): Context-Dependent Dynamic User Authentication","year":2016,"lang":"en","type":"article","venue":"Symposium On Usable Privacy and Security","topic":"User Authentication and Security Systems","field":"Computer Science","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Dalhousie University","funders":"","keywords":"Computer science; Authentication (law); Context (archaeology); Ask price; Object (grammar); Computer security; World Wide Web; Human–computer interaction; 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":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0009208117,0.0004147436,0.0004976009,0.0002362447,0.0003814533,0.0009288036,0.001351442,0.0002348151,0.0000840456],"category_scores_gemma":[0.0001194603,0.0003106371,0.000171436,0.0002801156,0.0001186167,0.001970884,0.0004355622,0.0002724067,0.0005357614],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001821245,"about_ca_system_score_gemma":0.00006946658,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00004445029,"about_ca_topic_score_gemma":0.00007562606,"domain_scores_codex":[0.9964385,0.0003498807,0.0006172651,0.001175229,0.0008187545,0.0006003837],"domain_scores_gemma":[0.9970573,0.0002536714,0.0003238673,0.001825456,0.0001965393,0.0003432012],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.0006676502,0.004071807,0.01623773,0.0008916277,0.000809177,0.0001079216,0.2223438,0.0000167239,0.02503995,0.6491659,0.008680314,0.07196738],"study_design_scores_gemma":[0.01918112,0.003248597,0.02848265,0.007330687,0.0004393115,0.0003050755,0.007811822,0.206289,0.06816158,0.1309605,0.520933,0.006856604],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8904876,0.001249016,0.01992402,0.08138713,0.002477371,0.00150673,0.00008055985,0.0006016077,0.002285963],"genre_scores_gemma":[0.9932588,0.001265045,0.00005911089,0.001677747,0.00007470716,0.00007124678,0.000009820013,0.00002945382,0.003554057],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5182053,"threshold_uncertainty_score":0.9999346,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01426143796136761,"score_gpt":0.2513024509540082,"score_spread":0.2370410129926406,"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."}}