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20242026
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5 papers · 1 filter

cs.LG2026

CoAction: Cross-task Correlation-aware Pareto Set Learning

Xinyue Chen, Yingxuan Liang, Yiqin Huang +3

Pareto set learning (PSL) is an emerging paradigm in multi-objective optimization that trains neural networks to map preference vectors to Pareto optimal solutions. However, existi…

cs.CV2026

Fine-Tuning Impairs the Balancedness of Foundation Models in Long-tailed Personalized Federated Learning

Shihao Hou, Chikai Shang, Zhiheng Yang +5

Personalized federated learning (PFL) with foundation models has emerged as a promising paradigm enabling clients to adapt to heterogeneous data distributions. However, real-world…

cs.CV2026

Decision Boundary-aware Generation for Long-tailed Learning

Jiacheng Yang, Ruichi Zhang, Chikai Shang +5

Long-tailed data bias decision boundaries toward head classes and degrade tail class accuracy. Diffusion-based generative augmentation address this problem by generating additional…

cs.CV2026

CUE: Concept-Aware Multi-Label Expansion to Mitigate Concept Confusion in Long-Tailed Learning

Ruichi Zhang, Chikai Shang, Jiacheng Yang +4

Long-tailed distributions are common in real-world recognition tasks, where a few head classes have many samples while most tail classes have very few. Recently, fine-tuning founda…

cs.LG2026

ELSA: Efficient LLM-Centric Split Aggregation for Privacy-Aware Hierarchical Federated Learning over the Network Edge

Xiaohong Yang, Tong Xie, Minghui Liwang +6

Training large language models (LLMs) in resource-constrained edge networks poses fundamental challenges in computation, communication, data heterogeneity, and privacy. To address…