activity
20242026
collaborators

10 papers

cs.LG2026

Reinforcement Fine-Tuning Naturally Mitigates Forgetting in Continual Post-Training

Song Lai, Haohan Zhao, Rong Feng +9

Continual post-training (CPT) is a popular and effective technique for adapting foundation models like multimodal large language models to ever-evolving downstream tasks. While exi…

cs.AI2026

Few-for-Many Personalized Federated Learning

Ping Guo, Tiantian Zhang, Xi Lin +3

Personalized Federated Learning (PFL) aims to train customized models for clients with highly heterogeneous data distributions while preserving data privacy. Existing approaches of…

cs.LG2026

FoMEMO: Towards Foundation Models for Expensive Multi-objective Optimization

Yiming Yao, Fei Liu, Liang Zhao +3

Expensive multi-objective optimization is a prevalent and crucial concern in many real-world scenarios, where sample-efficiency is vital due to the limited evaluations to recover t…

cs.LG2026

Quality-Diversity Optimization as Multi-Objective Optimization

Xi Lin, Ping Guo, Yilu Liu +2

The Quality-Diversity (QD) optimization aims to discover a collection of high-performing solutions that simultaneously exhibit diverse behaviors within a user-defined behavior spac…

cs.AI2025

CoEvo: Continual Evolution of Symbolic Solutions Using Large Language Models

Ping Guo, Qingfu Zhang, Xi Lin

The discovery of symbolic solutions -- mathematical expressions, logical rules, and algorithmic structures -- is fundamental to advancing scientific and engineering progress. Howev…

cs.LG2025

Gradient-Based Multi-Objective Deep Learning: Algorithms, Theories, Applications, and Beyond

Weiyu Chen, Baijiong Lin, Xiaoyuan Zhang +4

Many modern deep learning applications require balancing multiple objectives that are often conflicting. Examples include multi-task learning, fairness-aware learning, and the alig…