activity
20242026
collaborators

13 papers

cs.LG2026

MaskPro: Linear-Space Probabilistic Learning for Strict (N:M)-Sparsity on LLMs

Yan Sun, Qixin Zhang, Zhiyuan Yu +3

The rapid scaling of large language models~(LLMs) has made inference efficiency a primary bottleneck in the practical deployment. To address this, semi-structured sparsity offers a…

cs.LG2026

Convergent Differential Privacy Analysis for General Federated Learning

Yan Sun, Qixin Zhang, Li Shen +1

The powerful cooperation of federated learning (FL) and differential privacy~(DP) provides a promising paradigm for the large-scale private clients. However, existing analyses in F…

cs.CL2026

SimReg: Achieving Higher Performance in the Pretraining via Embedding Similarity Regularization

Yan Sun, Guoxia Wang, Jinle Zeng +6

Pretraining large language models (LLMs) with next-token prediction has led to remarkable advances, yet the context-dependent nature of token embeddings in such models results in h…

cs.LG2026

Rethinking the Personalized Relaxed Initialization in the Federated Learning: Consistency and Generalization

Li Shen, Yan Sun, Dacheng Tao

Federated learning (FL) is a distributed paradigm that coordinates massive local clients to collaboratively train a global model via stage-wise local training processes on the hete…

cs.LG2026

Multinoulli Extension: A Lossless Continuous Relaxation for Partition-Constrained Subset Selection

Qixin Zhang, Wei Huang, Yan Sun +3

Identifying the most representative subset for a close-to-submodular objective while satisfying the predefined partition constraint is a fundamental task with numerous applications…

cs.CL2025

Joint Selection for Large-Scale Pre-Training Data via Policy Gradient-based Mask Learning

Ziqing Fan, Yuqiao Xian, Yan Sun +1

A fine-grained data recipe is crucial for pre-training large language models, as it can significantly enhance training efficiency and model performance. One important ingredient in…