activity
20232026
most citedDualFed: Enjoying both Generalization and Personalization in Federated Learning via Hierachical Representations

7 citations · 9 across the 10 of their papers we have counts for

collaborators

11 papers

cs.AI2026

From Coordinate Matching to Structural Alignment: Rethinking Prototype Alignment in Heterogeneous Federated Learning

Xinghao Wu, Jianwei Niu, Guogang Zhu +3

Heterogeneous federated learning (HtFL) aims to enable collaboration among clients that differ in both data distributions and model architectures. Prototype-based methods, which co…

cs.LG2025

Enhancing Visual Representation with Textual Semantics: Textual Semantics-Powered Prototypes for Heterogeneous Federated Learning

Xinghao Wu, Jianwei Niu, Xuefeng Liu +4

Federated Prototype Learning (FedPL) has emerged as an effective strategy for handling data heterogeneity in Federated Learning (FL). In FedPL, clients collaboratively construct a…

cs.LG2025

The Other Side of the Coin: Unveiling the Downsides of Model Aggregation in Federated Learning from a Layer-peeled Perspective

Guogang Zhu, Xuefeng Liu, Jianwei Niu +2

It is often observed that the aggregated model in FL underperforms on local data until after several rounds of local training. This temporary performance drop can potentially slow…

cs.LG2024

Tackling Feature-Classifier Mismatch in Federated Learning via Prompt-Driven Feature Transformation

Xinghao Wu, Jianwei Niu, Xuefeng Liu +4

Federated Learning (FL) faces challenges due to data heterogeneity, which limits the global model's performance across diverse client distributions. Personalized Federated Learning…

cs.LG2024★ 1 cited

The Diversity Bonus: Learning from Dissimilar Distributed Clients in Personalized Federated Learning

Xinghao Wu, Xuefeng Liu, Jianwei Niu +4

Personalized Federated Learning (PFL) is a commonly used framework that allows clients to collaboratively train their personalized models. PFL is particularly useful for handling s…

cs.LG2024★ 7 cited

DualFed: Enjoying both Generalization and Personalization in Federated Learning via Hierachical Representations

Guogang Zhu, Xuefeng Liu, Jianwei Niu +3

In personalized federated learning (PFL), it is widely recognized that achieving both high model generalization and effective personalization poses a significant challenge due to t…

cs.LG2024★ 1 cited

Decoupling General and Personalized Knowledge in Federated Learning via Additive and Low-Rank Decomposition

Xinghao Wu, Xuefeng Liu, Jianwei Niu +4

To address data heterogeneity, the key strategy of Personalized Federated Learning (PFL) is to decouple general knowledge (shared among clients) and client-specific knowledge, as t…

cs.LG2024

Estimating before Debiasing: A Bayesian Approach to Detaching Prior Bias in Federated Semi-Supervised Learning

Guogang Zhu, Xuefeng Liu, Xinghao Wu +4

Federated Semi-Supervised Learning (FSSL) leverages both labeled and unlabeled data on clients to collaboratively train a model.In FSSL, the heterogeneous data can introduce predic…

cs.LG2023

Bold but Cautious: Unlocking the Potential of Personalized Federated Learning through Cautiously Aggressive Collaboration

Xinghao Wu, Xuefeng Liu, Jianwei Niu +2

Personalized federated learning (PFL) reduces the impact of non-independent and identically distributed (non-IID) data among clients by allowing each client to train a personalized…

cs.LG2023

Take Your Pick: Enabling Effective Personalized Federated Learning within Low-dimensional Feature Space

Guogang Zhu, Xuefeng Liu, Shaojie Tang +3

Personalized federated learning (PFL) is a popular framework that allows clients to have different models to address application scenarios where clients' data are in different doma…

cs.CV2023

3Deformer: A Common Framework for Image-Guided Mesh Deformation

Hao Su, Xuefeng Liu, Jianwei Niu +2

We propose 3Deformer, a general-purpose framework for interactive 3D shape editing. Given a source 3D mesh with semantic materials, and a user-specified semantic image, 3Deformer c…