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Author

Nicholas Andrews

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Preprint Aug 2026

AffectDF: The Most Comprehensive Benchmark for Speech Deepfake Detection against Emotionally Expressive Attacks

Speech deepfake detection (SDD) systems achieve strong performance on conventional benchmarks; however, existing datasets provide limited coverage of emotionally expressive and recent large audio-language model (LALM)-based attacks. Existing emotional spoofing datasets are also limited in scale and attack diversity, ty...

Aurosweta Mahapatra, Xiutian Zhao, Shreeram Suresh Chandra et al. · 1 citation
Preprint Sep 2026

Not All Attacks Are Learned Equally in Speech Deepfake Detection

Speech deepfake detection (SDD) models are trained on multi-attack datasets containing diverse spoofing systems, such as text-to-speech (TTS) and voice conversion (VC). In standard classifier training on multi-attack datasets, all attacks are treated as one spoofed class, and performance is reported using overall Equal...

Avantika Singh, Aurosweta Mahapatra, Ismail Rasim Ulgen et al. · 0 citations

DiffAnon: Diffusion-based Prosody Control for Voice Anonymization

DiffAnon is proposed, a diffusion-based anonymization method with classifier-free guidance (CFG) that provides explicit, continuous inference-time control over prosody preservation, and is the first voice anonymization framework to provide structured, interpolatable inference-time prosody control.

Ismail Rasim Ulgen, Zexin Cai, Nicholas Andrews et al. · 0 citations

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