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Sean Lie

5 accepted papers

2026

REAP the Experts: Why Pruning Prevails for One-Shot MoE compression

ICLR 2026poster

Sparsely-activated Mixture-of-Experts (SMoE) models offer efficient pre-training and low latency but their large parameter counts create significant memory overhead, motivating research into expert compression. Contrary to recent findings favouring expert *merging* on discriminative benchmarks, we f…

Cited by 0SourcecodeScholar
2025

MASSV: Multimodal Adaptation and Self-Data Distillation for Speculative Decoding of Vision-Language Models

EMNLP 2025

Speculative decoding significantly accelerates language model inference by enabling a lightweight draft model to propose multiple tokens that a larger target model verifies simultaneously. However, applying this technique to vision-language models (VLMs) presents two fundamental challenges: small la

Cited by 0SourcePDFScholar
2024

MediSwift: Efficient Sparse Pre-trained Biomedical Language Models

ACL 2024findings

Large language models (LLMs) are typically trained on general source data forvarious domains, but a recent surge in domain-specific LLMs has shown theirpotential to outperform general-purpose models in domain-specific tasks (e.g.,biomedicine). Although domain-specific pre-training enhances efficienc…

2024

Sparse-IFT: Sparse Iso-FLOP Transformations for Maximizing Training Efficiency

ICML 2024poster

Recent research has focused on weight sparsity in deep neural network training to reduce FLOPs, aiming for improved efficiency (test accuracy w.r.t training FLOPs). However, sparse weight training often compromises accuracy, requiring extended training schedules to attain the accuracy of dense model…

2023

SPDF: Sparse Pre-training and Dense Fine-tuning for Large Language Models

UAI 2023poster

The pre-training and fine-tuning paradigm has contributed to a number of breakthroughs in Natural Language Processing (NLP). Instead of directly training on a downstream task, language models are first pre-trained on large datasets with cross-domain knowledge (e.g., Pile, MassiveText, etc.) and then…