activity
20242026
collaborators

6 papers

cs.CL2026

SoLoPO: Unlocking Long-Context Capabilities in LLMs via Short-to-Long Preference Optimization

Huashan Sun, Shengyi Liao, Yansen Han +8

Despite advances in pretraining with extended context sizes, large language models (LLMs) still face challenges in effectively utilizing real-world long-context information, primar…

cs.CL2026

EduBench: A Comprehensive Benchmarking Dataset for Evaluating Large Language Models in Diverse Educational Scenarios

Bin Xu, Yu Bai, Huashan Sun +10

As large language models continue to advance, their application in educational contexts remains underexplored and under-optimized. In this paper, we address this gap by introducing…

cs.CL2025

QwenLong-L1.5: Post-Training Recipe for Long-Context Reasoning and Memory Management

Weizhou Shen, Ziyi Yang, Chenliang Li +11

We introduce QwenLong-L1.5, a model that achieves superior long-context reasoning capabilities through systematic post-training innovations. The key technical breakthroughs of Qwen…

cs.CL2025

Entropy-Guided Reasoning Compression

Hourun Zhu, Yang Gao, Wenlong Fei +2

Large reasoning models have demonstrated remarkable performance on complex reasoning tasks, yet the excessive length of their chain-of-thought outputs remains a major practical bot…

cs.LG2025

Unveiling and Addressing Pseudo Forgetting in Large Language Models

Huashan Sun, Yizhe Yang, Yinghao Li +2

Although substantial efforts have been made to mitigate catastrophic forgetting in continual learning, the intrinsic mechanisms are not well understood. In this work, we demonstrat…

cs.CL2024

PSST: A Benchmark for Evaluation-driven Text Public-Speaking Style Transfer

Huashan Sun, Yixiao Wu, Yuhao Ye +4

Language style is necessary for AI systems to understand and generate diverse human language accurately. However, previous text style transfer primarily focused on sentence-level d…