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Deping Xiang

2 accepted papers

2025

Beyond Logits: Aligning Feature Dynamics for Effective Knowledge Distillation

ACL 2025long

Knowledge distillation (KD) compresses large language models (LLMs), known as teacher models, into lightweight versions called student models, enabling efficient inference and downstream applications. However, prevailing approaches accomplish this by predominantly focusing on matching the final outp…

2025

TANDEM: Bi-Level Data Mixture Optimization with Twin Networks

NeurIPS 2025poster

The capabilities of large language models (LLMs) significantly depend on training data drawn from various domains. Optimizing domain-specific mixture ratios can be modeled as a bi-level optimization problem, which we simplify into a single-level penalized form and solve with twin networks: a proxy m…

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