collaborators

7 papers

cs.CL2026

OPUS: Towards Efficient and Principled Data Selection in Large Language Model Pre-training in Every Iteration

Shaobo Wang, Xuan Ouyang, Tianyi Xu +9

As high-quality public text approaches exhaustion, a phenomenon known as the Data Wall, pre-training is shifting from more tokens to better tokens. However, existing methods either…

cs.AI2026

Lifelong Learning of Large Language Model based Agents: A Roadmap

Junhao Zheng, Chengming Shi, Xidi Cai +5

Lifelong learning, also known as continual or incremental learning, is a crucial component for advancing Artificial General Intelligence (AGI) by enabling systems to continuously a…

cs.LG2026

A Unified Shape-Aware Foundation Model for Time Series Classification

Zhen Liu, Yucheng Wang, Boyuan Li +4

Foundation models pre-trained on large-scale source datasets are reshaping the traditional training paradigm for time series classification. However, existing time series foundatio…

cs.LG2025

HyperIMTS: Hypergraph Neural Network for Irregular Multivariate Time Series Forecasting

Boyuan Li, Yicheng Luo, Zhen Liu +3

Irregular multivariate time series (IMTS) are characterized by irregular time intervals within variables and unaligned observations across variables, posing challenges in learning…

cs.LG2025

Neural-Symbolic Message Passing with Dynamic Pruning

Chongzhi Zhang, Junhao Zheng, Zhiping Peng +1

Complex Query Answering (CQA) over incomplete Knowledge Graphs (KGs) is a challenging task. Recently, a line of message-passing-based research has been proposed to solve CQA. Howev…

cs.LG2025

Spurious Forgetting in Continual Learning of Language Models

Junhao Zheng, Xidi Cai, Shengjie Qiu +1

Recent advancements in large language models (LLMs) reveal a perplexing phenomenon in continual learning: despite extensive training, models experience significant performance decl…