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Yingzhe Peng

4 accepted papers

2026

On the Generalization of SFT: A Reinforcement Learning Perspective with Reward Rectification

ICLR 2026poster

In this work, we present a simple yet theoretically motivated improvement to Supervised Fine-Tuning (SFT) for the Large Language Model (LLM), addressing its limited generalization compared to reinforcement learning (RL). Through mathematical analysis, we reveal that standard SFT gradients implicitly…

Cited by 0Source ↗code ↗Scholar ↗
2025

Mimic In-Context Learning for Multimodal Tasks

CVPR 2025poster

Recently, In-context Learning (ICL) has become a significant inference paradigm in Large Multimodal Models (LMMs), utilizing a few in-context demonstrations (ICDs) to prompt LMMs for new tasks. However, the synergistic effects in multimodal data increase the sensitivity of ICL performance to the con…

2024

LIVE: Learnable In-Context Vector for Visual Question Answering

NeurIPS 2024poster

As language models continue to scale, Large Language Models (LLMs) have exhibited emerging capabilities in In-Context Learning (ICL), enabling them to solve language tasks by prefixing a few in-context demonstrations (ICDs) as context. Inspired by these advancements, researchers have extended these…

2024

Lever LM: Configuring In-Context Sequence to Lever Large Vision Language Models

NeurIPS 2024poster

As Archimedes famously said, ``Give me a lever long enough and a fulcrum on which to place it, and I shall move the world'', in this study, we propose to use a tiny Language Model (LM), \eg, a Transformer with 67M parameters, to lever much larger Vision-Language Models (LVLMs) with 9B parameters. Sp…

Cited by 8Source ↗PDF ↗Scholar ↗