Search Results for author: Jiyue Huang

Found 7 papers, 0 papers with code

AGIC: Approximate Gradient Inversion Attack on Federated Learning

no code implementations28 Apr 2022 Jin Xu, Chi Hong, Jiyue Huang, Lydia Y. Chen, Jérémie Decouchant

Recent reconstruction attacks apply a gradient inversion optimization on the gradient update of a single minibatch to reconstruct the private data used by clients during training.

Federated Learning

Fabricated Flips: Poisoning Federated Learning without Data

no code implementations7 Feb 2022 Jiyue Huang, Zilong Zhao, Lydia Y. Chen, Stefanie Roos

Consequently, we design REFD, a defense specifically crafted to protect against data-free attacks.

Federated Learning

MEGA: Model Stealing via Collaborative Generator-Substitute Networks

no code implementations31 Jan 2022 Chi Hong, Jiyue Huang, Lydia Y. Chen

However, they are all based on competing generator-substitute networks and hence encounter training instability. In this paper we propose a data-free model stealing frame-work, MEGA, which is based on collaborative generator-substitute networks and only requires the target model toprovide label prediction for synthetic query examples.

Attacks and Defenses for Free-Riders in Multi-Discriminator GAN

no code implementations24 Jan 2022 Zilong Zhao, Jiyue Huang, Stefanie Roos, Lydia Y. Chen

To mitigate the model degradation, we propose a defense strategy against free-riders in MD-GAN, termed DFG.

Confident Data-free Model Stealing for Black-box Adversarial Attacks

no code implementations29 Sep 2021 Chi Hong, Jiyue Huang, Lydia Y. Chen

Deep machine learning models are increasingly deployed in the wild, subject to adversarial attacks.

Is Shapley Value fair? Improving Client Selection for Mavericks in Federated Learning

no code implementations20 Jun 2021 Jiyue Huang, Chi Hong, Lydia Y. Chen, Stefanie Roos

Shapley Value is commonly adopted to measure and incentivize client participation in federated learning.

Federated Learning

Improving Medical Short Text Classification with Semantic Expansion Using Word-Cluster Embedding

no code implementations5 Dec 2018 Ying Shen, Qiang Zhang, Jin Zhang, Jiyue Huang, Yuming Lu, Kai Lei

However, in electronic medical records (EMR), the texts containing sentences are shorter than that in general domain, which leads to the lack of semantic features and the ambiguity of semantic.

Clustering General Classification +3

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