activity
20242026
collaborators

5 papers

eess.AS2026

Investigating voiced and unvoiced regions of speech for audio deepfake detection

Ganesh Sivaraman, Hemlata Tak, Elie Khoury

Deep neural network based deepfake detection systems have achieved high levels of accuracy on benchmark datasets and competitions. However, most models lack interpretability. It is…

cs.CV2025

Pindrop it! Audio and Visual Deepfake Countermeasures for Robust Detection and Fine Grained-Localization

Nicholas Klein, Hemlata Tak, James Fullwood +5

The field of visual and audio generation is burgeoning with new state-of-the-art methods. This rapid proliferation of new techniques underscores the need for robust solutions for d…

eess.AS2025

Open-Set Source Tracing of Audio Deepfake Systems

Nicholas Klein, Hemlata Tak, Elie Khoury

Existing research on source tracing of audio deepfake systems has focused primarily on the closed-set scenario, while studies that evaluate open-set performance are limited to a sm…

eess.AS2024

Phonetic Richness for Improved Automatic Speaker Verification

Nicholas Klein, Ganesh Sivaraman, Elie Khoury

When it comes to authentication in speaker verification systems, not all utterances are created equal. It is essential to estimate the quality of test utterances in order to accoun…

eess.AS2024

Source Tracing of Audio Deepfake Systems

Nicholas Klein, Tianxiang Chen, Hemlata Tak +2

Recent progress in generative AI technology has made audio deepfakes remarkably more realistic. While current research on anti-spoofing systems primarily focuses on assessing wheth…