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Author

Ismail Rasim Ulgen

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#natural language process... Preprint Aug 2026

Is Prosody Lost in Translation? Fine-Grained Cross-Lingual Prosody Similarity Across Languages

This work presents the first fine-grained cross-lingual analysis of prosody using multilingual dubbing data across English-German, English-Spanish, and English-French language pairs and reveals inherent cross-lingual correlations in prosodic structure between certain languages.

Haopeng Xie, Ismail Rasim Ulgen, Sofia Son 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
#machine learning Preprint Jul 2024

Rethinking Speaker Embeddings for Speech Generation: Sub-Center Modeling for Capturing Intra-Speaker Diversity

This work revisits this design choice and proposes a sub-center modeling framework for speaker embeddings, which improves intelligibility, increases pitch variability, achieves higher naturalness ratings, and retains strong speaker verification performance in zero-shot voice conversion.

Ismail Rasim Ulgen, J. Hansen, Carlos Busso et al. · 0 citations