Search Results for author: Haibo Hu

Found 4 papers, 2 papers with code

RSTAR: Rotational Streak Artifact Reduction in 4D CBCT using Separable and Circular Convolutions

no code implementations25 Mar 2024 Ziheng Deng, Hua Chen, Haibo Hu, Zhiyong Xu, Tianling Lyu, Yan Xi, Yang Chen, Jun Zhao

In this paper, we first explore the origin and appearance of streak artifacts in 4D CBCT images. Specifically, we find that streak artifacts exhibit a periodic rotational motion along with the patient's respiration.

Image Reconstruction

DPSUR: Accelerating Differentially Private Stochastic Gradient Descent Using Selective Update and Release

1 code implementation23 Nov 2023 Jie Fu, Qingqing Ye, Haibo Hu, Zhili Chen, Lulu Wang, Kuncan Wang, Xun Ran

Motivated by this, this paper proposes DPSUR, a Differentially Private training framework based on Selective Updates and Release, where the gradient from each iteration is evaluated based on a validation test, and only those updates leading to convergence are applied to the model.

Privacy Preserving

TSFool: Crafting Highly-Imperceptible Adversarial Time Series through Multi-Objective Attack

2 code implementations14 Sep 2022 Yanyun Wang, Dehui Du, Haibo Hu, Zi Liang, YuanHao Liu

Recent years have witnessed the success of recurrent neural network (RNN) models in time series classification (TSC).

Adversarial Attack Time Series +2

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