Evidence
Lab
Does timing alone tell two people apart? Each behavioral branch is scored A-vs-B on held-out blocks, then fused. Then we check how fast a live takeover is caught, and whether the voice step-up stops cloned voices.
Can behavior identify a person?
ROC per branch
A (genuine) vs B (impostor) blocks loading
EER / AUC
lower EER is betterBranch ablation
fused EER with one branch removedIdentification
confusion matrix, A vs BLive takeover trials
time to detectionVoice step-up
Red team: ElevenLabs clones and replays
loading
NSA Hearsay
synthetic-speech detection loading
Impostor data comes from teammates only (2 people); numbers are small-sample.