Search Results for author: Xin Gan

Found 6 papers, 4 papers with code

Optimizing Performance of Federated Person Re-identification: Benchmarking and Analysis

2 code implementations24 May 2022 Weiming Zhuang, Xin Gan, Yonggang Wen, Shuai Zhang

Based on these insights, we propose three optimization approaches: (1) We adopt knowledge distillation to facilitate the convergence of FedReID by better transferring knowledge from clients to the server; (2) We introduce client clustering to improve the performance of large datasets by aggregating clients with similar data distributions; (3) We propose cosine distance weight to elevate performance by dynamically updating the weights for aggregation depending on how well models are trained in clients.

Benchmarking Federated Learning +2

Federated Unsupervised Domain Adaptation for Face Recognition

no code implementations9 Apr 2022 Weiming Zhuang, Xin Gan, Yonggang Wen, Xuesen Zhang, Shuai Zhang, Shuai Yi

To address this problem, we propose federated unsupervised domain adaptation for face recognition, FedFR.

Clustering Face Recognition +2

Collaborative Unsupervised Visual Representation Learning from Decentralized Data

1 code implementation ICCV 2021 Weiming Zhuang, Xin Gan, Yonggang Wen, Shuai Zhang, Shuai Yi

In this framework, each party trains models from unlabeled data independently using contrastive learning with an online network and a target network.

Contrastive Learning Federated Learning +3

Towards Unsupervised Domain Adaptation for Deep Face Recognition under Privacy Constraints via Federated Learning

no code implementations17 May 2021 Weiming Zhuang, Xin Gan, Yonggang Wen, Xuesen Zhang, Shuai Zhang, Shuai Yi

To this end, FedFR forms an end-to-end training pipeline: (1) pre-train in the source domain; (2) predict pseudo labels by clustering in the target domain; (3) conduct domain-constrained federated learning across two domains.

Clustering Face Recognition +2

EasyFL: A Low-code Federated Learning Platform For Dummies

1 code implementation17 May 2021 Weiming Zhuang, Xin Gan, Yonggang Wen, Shuai Zhang

However, these platforms are complex to use and require a deep understanding of FL, which imposes high barriers to entry for beginners, limits the productivity of researchers, and compromises deployment efficiency.

Federated Learning Privacy Preserving

Performance Optimization for Federated Person Re-identification via Benchmark Analysis

2 code implementations26 Aug 2020 Weiming Zhuang, Yonggang Wen, Xuesen Zhang, Xin Gan, Daiying Yin, Dongzhan Zhou, Shuai Zhang, Shuai Yi

Then we propose two optimization methods: (1) To address the unbalanced weight problem, we propose a new method to dynamically change the weights according to the scale of model changes in clients in each training round; (2) To facilitate convergence, we adopt knowledge distillation to refine the server model with knowledge generated from client models on a public dataset.

Federated Learning Knowledge Distillation +2

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