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Yiju Guo

6 accepted papers

2026

LaSeR: Reinforcement Learning with Last-Token Self-Rewarding

ICLR 2026poster

Reinforcement Learning with Verifiable Rewards (RLVR) has recently emerged as a core paradigm for enhancing the reasoning capabilities of Large Language Models (LLMs). To address the lack of verification signals at test time after RLVR, prior studies incorporate the training of model's self-verifica…

Cited by 0SourcecodeScholar
2025

Learning to Focus: Causal Attention Distillation via Gradient‐Guided Token Pruning

NeurIPS 2025poster

Large language models (LLMs) have demonstrated significant improvements in contextual understanding. However, their ability to attend to truly critical information during long-context reasoning and generation still falls behind the pace. Specifically, our preliminary experiments reveal that certain…

Cited by 0SourceScholar
2025

Temporal Dynamics Decoupling with Inverse Processing for Enhancing Human Motion Prediction

ICASSP 2025accepted

Exploring the bridge between historical and future motion behaviors remains a central challenge in human motion prediction. While most existing methods incorporate a reconstruction task as an auxiliary task into the decoder, thereby improving the modeling of spatio-temporal dependencies, they overlo…

Cited by 0SourceScholar
2025

Uncertainty and Influence aware Reward Model Refinement for Reinforcement Learning from Human Feedback

ICLR 2025poster

Reinforcement Learning from Human Feedback (RLHF) has emerged as a standard and effective approach for training large language models (LLMs) with human preferences. In this framework, a learned reward model approximates human preferences and guides policy optimization, making it crucial to develop a…

Cited by 1SourcePDFScholar
2024

Controllable Preference Optimization: Toward Controllable Multi-Objective Alignment

EMNLP 2024main

Alignment in artificial intelligence pursues the consistency between model responses and human preferences as well as values. In practice, the multifaceted nature of human preferences inadvertently introduces what is known as the ”alignment tax”–a compromise where enhancements in alignment within on…