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Summary of Adversarial Moment-matching Distillation Of Large Language Models, by Chen Jia


Adversarial Moment-Matching Distillation of Large Language Models

by Chen Jia

First submitted to arxiv on: 5 Jun 2024

Categories

  • Main: Computation and Language (cs.CL)
  • Secondary: Machine Learning (cs.LG)

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GrooveSquid.com Paper Summaries

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
This paper presents an innovative approach to knowledge distillation (KD) for large language models (LLMs). Traditional KD methods rely on minimizing explicit distribution distance between teacher and student probability predictions. In contrast, this work explores imitation learning strategies for KD of LLMs by matching the action-value moments of the teacher’s behavior from both on- and off-policy perspectives. The authors propose an adversarial training algorithm to jointly estimate the moment-matching distance and optimize the student policy to minimize it. Experimental results demonstrate the effectiveness of this approach, achieving new state-of-the-art performance in task-agnostic instruction-following experiments and task-specific tasks.
Low GrooveSquid.com (original content) Low Difficulty Summary
This paper is about teaching a smaller language model (student) how to behave like a larger, more powerful language model (teacher). Instead of trying to make the student models predict the same things as the teacher, this paper tries something new. It matches what the teacher does with what the student does, kind of like imitating behavior. The authors tested their idea and found it works really well, even better than other methods that tried to make the student models predict the same things as the teacher. This could help us build more efficient language models in the future.

Keywords

» Artificial intelligence  » Knowledge distillation  » Language model  » Probability