Theo Lepage

I'm Theo Lepage. I hold a Ph.D. in Artificial Intelligence from Sorbonne University logoSorbonne University and my research focuses on AI/ML for Speech, notably speaker recognition and speech anti-spoofing, with a broader interest in self-supervised learning. Through my work, I aim to develop technologies capable of understanding and interpreting all aspects of human conversations.

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Experience

EPITA Research Laboratory (LRE) logo
Paris, FranceNov. 2022 - Feb. 2026

Proposed self-supervised methods for speaker recognition • Published 8 papers at leading speech venues (Interspeech, IEEE TASLP) • DINO-WavLM → SOTA performance on VoxCeleb (1.06% EER on Vox1-O) • SSPS → latent-space positive sampling (-58% EER for SimCLR) • sslsv → open-source PyTorch toolkit for self-supervised speaker verification

Siemens Healthineers logo
Research Scientist (Internship) at Siemens Healthineers
Princeton, USAFeb. 2022 - Sep. 2022

Developed deep learning models (CNN with self-attention) for end-to-end MR image enhancement (denoising & super-resolution)

CNRS logo
Software Engineer (Internship) at CNRS
Paris, FranceSep. 2020 - Jan. 2021

Contributed to Holovibes, real-time digital holography software for retinal blood flow analysis → 20× input throughput (10,000 FPS)

Education

Sorbonne Université logo
Sorbonne Université (Ph.D. in Artificial Intelligence)
Paris, FranceNov. 2022 - Feb. 2026

Thesis: Self-Supervised Learning for Speaker Recognition • Supervised by Reda Dehak @ LRE-EPITA • Learn more at /phd_thesis →

École Pour l'Informatique et les Techniques Avancées - EPITA logo
Paris, FranceSep. 2017 - Sep. 2022GPA: 3.9/4.0

AI/ML for Computer Vision • Research student @ LRDE (IS2022) • Teaching assistant (C & Unix) • Exchange semester at CSUMB

Publications

Preview
Self-Supervised Learning for Speaker Recognition: A study and review
2026
Speech Communication
Theo Lepage and Reda Dehak
Document
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Code
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Ref (BibTeX)
Preview
SSPS: Self-Supervised Positive Sampling for Robust Self-Supervised Speaker Verification
2025
Interspeech 2025
Theo Lepage and Reda Dehak
Preview
Self-Supervised Frameworks for Speaker Verification via Bootstrapped Positive Sampling
2025
IEEE Transactions on Audio, Speech and Language Processing
Theo Lepage and Reda Dehak
See all publications

Projects

speakerscope.ai preview
speakerscope.ai
speakerscope.ai
Speaker diarization with identity and language insights, via browser or API, powered by SOTA AI speech models.
sslsv preview
sslsv
sslsv
41
9
Toolkit for training and evaluating Self-Supervised Learning (SSL) frameworks for Speaker Verification (SV).
wavlm_ssl_sv preview
wavlm_ssl_sv
wavlm_ssl_sv
8
0
SOTA method for self-supervised speaker verification leveraging a large-scale pretrained ASR model.

Miscellaneous

Teaching
Python for Data Science (2023 - 2025 @ EPITA)
Introduction to Deep Neural Networks (2023 - 2025 @ EPITA)
Rust Programming (2020 @ EPITA)
Unix / C Programming (2019 @ EPITA)
Talks
Ph.D. Thesis Defense (Feb. 2026)
Interspeech 2025 (Aug. 2025)
Inria Seminar (Mar. 2025)
Posts
sslsv: A PyTorch Toolkit for Self-Supervised Speaker Verification
More
Skills, academic service, awards, languages, and interests are listed in my resume.
© 2026 Theo Lepage