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Liu O. Martin

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#artificial intelligence Preprint Sep 2026

ESTS at WMT26: Routing-Informed Expert Pruning for Model Compression

Six submissions under the team name ESTS to the unconstrained WMT26 Model Compression Shared Task for English--Simplified Chinese and English--Egyptian Arabic are described, describing how they use task-specific routing mass to rank experts and cross-lingual routing divergence to allocate retained capacity across layer...

Liu O. Martin, Lucas Bandarkar, Nanyun Peng · 0 citations

Extracting Small Translation Specialists from LLMs by Aggressively Pruning Experts

This paper presents a method for aggressively pruning experts from modern mixture-of-experts LLMs while incurring negligible degradation in translation quality, and shows that translation requires only a fraction of the LLM, enabling substantial compression of the MoE blocks that contain over 90% of parameters.

Liu O. Martin, Lucas Bandarkar, Nanyun Peng · 2 citations · ⚡1

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