Acyr Locatelli

Researcher, Cohere

Joined

May 2021

Names

Acyr Locatelli (Preferred)

Emails

****@gmail.com (Confirmed)

****@cohere.com (Confirmed)

****@cohere.ai (Confirmed)

Personal Links

Career & Education History

Researcher

Cohere (cohere.com)

2021 – Present

PhD student

University of Bath (bath.ac.uk)

2011 – 2016

Undergrad student

University College London (ucl.ac.uk)

2007 – 2011

Advisors, Relations & Conflicts

No relations added

Expertise

LLMs

2020 – Present

Audio

2019 – Present

deep learning

2019 – Present

Publications

Aya Vision: Advancing the Frontier of Multilingual Multimodality
Saurabh Dash, Yiyang Nan, John Dang, Arash Ahmadian, Shivalika Singh, Madeline Smith, Bharat Venkitesh, Vladyslav Shmyhlo, Viraat Aryabumi, Walter Beller-Morales, Jeremy Pekmez, Jason Ozuzu, Pierre Harvey Richemond, Acyr Locatelli, Nicholas Frosst, Phil Blunsom, Aidan Gomez, Ivan Zhang, Marzieh Fadaee, Manoj Govindassamy et al. (5 additional authors not shown)
- Submitted to ICLR 2026
- Readers: Everyone
One Tokenizer To Rule Them All: Emergent Language Plasticity via Multilingual Tokenizers
Diana Abagyan, Alejandro R. Salamanca, Andres Felipe Cruz-Salinas, Kris Cao, Hangyu Lin, Acyr Locatelli, Marzieh Fadaee, Ahmet Üstün, Sara Hooker
- Submitted to ICLR 2026
- Readers: Everyone
Understanding Likelihood Over-optimisation in Direct Alignment Algorithms
Zhengyan Shi, Sander Land, Acyr Locatelli, Matthieu Geist, Max Bartolo
- MoFA Poster
- Readers: Everyone
Rope to Nope and Back Again: A New Hybrid Attention Strategy
Bowen Yang, Bharat Venkitesh, Dwaraknath Gnaneshwar, Hangyu Lin, David Cairuz, Phil Blunsom, Acyr Locatelli
- NeurIPS 2025 poster
- Readers: Everyone
Aya Vision: Advancing the Frontier of Multilingual Multimodality
Saurabh Dash, Yiyang Nan, John Dang, Arash Ahmadian, Shivalika Singh, Madeline Smith, Bharat Venkitesh, Vladyslav Shmyhlo, Viraat Aryabumi, Walter Beller-Morales, Jeremy Pekmez, Jason Ozuzu, Pierre Harvey Richemond, Acyr Locatelli, Nicholas Frosst, Phil Blunsom, Aidan Gomez, Ivan Zhang, Marzieh Fadaee, Manoj Govindassamy et al. (5 additional authors not shown)
- Submitted to NeurIPS 2025
- Readers: Everyone
Nexus: Specialization meets Adaptability for Efficiently Training Mixture of Experts
Nikolas Gritsch, Qizhen Zhang, Acyr Locatelli, Sara Hooker, Ahmet Üstün
- AFM 2024 Poster
- Readers: Everyone
Understanding Likelihood Over-optimisation in Direct Alignment Algorithms
Zhengyan Shi, Sander Land, Acyr Locatelli, Matthieu Geist, Max Bartolo
- Submitted to ICLR 2025
- Readers: Everyone
Procedural Knowledge in Pretraining Drives Reasoning in Large Language Models
Laura Ruis, Maximilian Mozes, Juhan Bae, Siddhartha Rao Kamalakara, Dwaraknath Gnaneshwar, Acyr Locatelli, Robert Kirk, Tim Rocktäschel, Edward Grefenstette, Max Bartolo
- ICLR 2025 Poster
- Readers: Everyone
Nexus: Specialization meets Adaptability for Efficiently Training Mixture of Experts
Nikolas Gritsch, Qizhen Zhang, Acyr Locatelli, Sara Hooker, Ahmet Üstün
- Submitted to ICLR 2025
- Readers: Everyone
To Code or Not To Code? Exploring Impact of Code in Pre-training
Viraat Aryabumi, Yixuan Su, Raymond Ma, Adrien Morisot, Ivan Zhang, Acyr Locatelli, Marzieh Fadaee, Ahmet Üstün, Sara Hooker
- ICLR 2025 Poster
- Readers: Everyone

View all 14 publications

Co-Authors

View all 58 co-authors