activity
20242026
collaborators

7 papers

cs.LG2026

From LLMs to LRMs: Rethinking Pruning for Reasoning-Centric Models

Longwei Ding, Anhao Zhao, Fanghua Ye +2

Large language models (LLMs) are increasingly costly to deploy, motivating extensive research on model pruning. However, most existing studies focus on instruction-following LLMs,…

cs.CL2026

SemPA: Improving Sentence Embeddings of Large Language Models through Semantic Preference Alignment

Ziyang Chen, Zhenxuan Huang, Yile Wang +3

Traditional sentence embedding methods employ token-level contrastive learning on non-generative pre-trained models. Recently, there have emerged embedding methods based on generat…

cs.CL2026

LongBench Pro: A More Realistic and Comprehensive Bilingual Long-Context Evaluation Benchmark

Ziyang Chen, Xing Wu, Junlong Jia +4

The rapid expansion of context length in large language models (LLMs) has outpaced existing evaluation benchmarks. Current long-context benchmarks often trade off scalability and r…

cs.CL2025

EntropyLong: Effective Long-Context Training via Predictive Uncertainty

Junlong Jia, Ziyang Chen, Xing Wu +5

Training long-context language models to capture long-range dependencies requires specialized data construction. Current approaches, such as generic text concatenation or heuristic…

cs.CL2025

LiteLong: Resource-Efficient Long-Context Data Synthesis for LLMs

Junlong Jia, Xing Wu, Chaochen Gao +8

High-quality long-context data is essential for training large language models (LLMs) capable of processing extensive documents, yet existing synthesis approaches using relevance-b…

cs.AI2025

Libra: Large Chinese-based Safeguard for AI Content

Ziyang Chen, Huimu Yu, Xing Wu +2

Large language models (LLMs) excel in text understanding and generation but raise significant safety and ethical concerns in high-stakes applications. To mitigate these risks, we p…