{"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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002104315,0.000566014,0.0004562383,0.0009883393,0.003114663,0.002402218,0.001348197,0.002328347,0.006576126],"category_scores_gemma":[0.006497879,0.0003653557,0.0004543796,0.001325228,0.002179009,0.00712151,0.004835296,0.002271214,0.004850459],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0009653281,"about_ca_system_score_gemma":0.001222337,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.002818546,"about_ca_topic_score_gemma":0.002560697,"domain_scores_codex":[0.9972939,0.001185788,0.0001119438,0.0004423245,0.0006674236,0.0002985922],"domain_scores_gemma":[0.9967949,0.0008266785,0.0003707846,0.0007402899,0.0008175232,0.0004498464],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.001181577,0.0003299857,0.009600081,0.0006331393,0.00007421866,0.002512594,0.005890057,0.00554706,0.01714285,0.3931719,0.06534413,0.4985725],"study_design_scores_gemma":[0.0001480851,0.0006774301,0.006946463,0.0005061731,0.0002843965,0.01725906,0.00507975,0.1750499,0.01869898,0.3003917,0.4745383,0.0004196867],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.06389743,0.007618857,0.7293427,0.01993537,0.002808498,0.0007337318,0.0006514846,0.004584713,0.1704273],"genre_scores_gemma":[0.9043984,0.002048087,0.0688851,0.002276791,0.0006342444,0.0002110306,0.0003665919,0.0001126689,0.02106718],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.006576126,"threshold_uncertainty_score":0.0219993,"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."}}