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Yirong Sun

4 accepted papers

2026

Revealing Scaling Behavior in Large-scale Time Series Models: Implications for More Efficient and Accurate Forecasting

ICML 2026poster

Large-scale models are at the forefront of time series (TS) forecasting, dominated by two paradigms: fine-tuning text-based Large Language Models for TS (LLM4TS) and training Time Series Foundation Models (TSFMs) from scratch. Both approaches share a foundational assumption that scaling up model cap…

Cited by 0SourceScholar
2026

Think-as-You-See: Streaming Chain-of-Thought Reasoning for Large Vision-Language Models

CVPR 2026

Large Vision Language Models (LVLMs) have demonstrated remarkable capabilities in Chain-of-Thought (CoT) reasoning. However, existing LVLM reasoning paradigms only begin reasoning after the entire video becomes available, introducing unnecessary latency and diminishing attention to early visual cues

Cited by 0SourceScholar
2025

Unveiling the Key Factors for Distilling Chain-of-Thought Reasoning

ACL 2025finding

Large Language Models (LLMs) excel in reasoning tasks through Chain-of-Thought (CoT) prompting. However, CoT prompting greatly increases computational demands, which has prompted growing interest in distilling CoT capabilities into Small Language Models (SLMs). This study systematically examines the…

2024

The Accuracy Paradox in RLHF: When Better Reward Models Don’t Yield Better Language Models

EMNLP 2024main

Reinforcement Learning from Human Feedback significantly enhances Natural Language Processing by aligning language models with human expectations. A critical factor in this alignment is the strength of reward models used during training. This study explores whether stronger reward models invariably…