Search Results for author: Haibo Hu

Found 17 papers, 9 papers with code

A Sample-Level Evaluation and Generative Framework for Model Inversion Attacks

1 code implementation26 Feb 2025 Haoyang Li, Li Bai, Qingqing Ye, Haibo Hu, Yaxin Xiao, Huadi Zheng, Jianliang Xu

Model Inversion (MI) attacks, which reconstruct the training dataset of neural networks, pose significant privacy concerns in machine learning.

Transfer Learning

FUNU: Boosting Machine Unlearning Efficiency by Filtering Unnecessary Unlearning

no code implementations28 Jan 2025 Zitong Li, Qingqing Ye, Haibo Hu

To decrease the execution time of such machine unlearning methods, we aim to reduce the size of data removal requests based on the fundamental assumption that the removal of certain data would not result in a distinguishable retrained model.

Machine Unlearning Memorization

RALAD: Bridging the Real-to-Sim Domain Gap in Autonomous Driving with Retrieval-Augmented Learning

1 code implementation21 Jan 2025 Jiacheng Zuo, Haibo Hu, Zikang Zhou, Yufei Cui, Ziquan Liu, JianPing Wang, Nan Guan, Jin Wang, Chun Jason Xue

RALAD features three primary designs, including (1) domain adaptation via an enhanced Optimal Transport (OT) method that accounts for both individual and grouped image distances, (2) a simple and unified framework that can be applied to various models, and (3) efficient fine-tuning techniques that freeze the computationally expensive layers while maintaining robustness.

Autonomous Driving Domain Adaptation

Fine-tuning is Not Fine: Mitigating Backdoor Attacks in GNNs with Limited Clean Data

no code implementations10 Jan 2025 Jiale Zhang, Bosen Rao, Chengcheng Zhu, Xiaobing Sun, Qingming Li, Haibo Hu, Xiapu Luo, Qingqing Ye, Shouling Ji

By adopting the graph attention transfer method, GRAPHNAD can effectively align the intermediate-layer attention representations of the backdoored model with that of the teacher model, forcing the backdoor neurons to transform into benign ones.

Graph Attention

Structure-Preference Enabled Graph Embedding Generation under Differential Privacy

1 code implementation7 Jan 2025 Sen Zhang, Qingqing Ye, Haibo Hu

Existing methods tackle this issue by developing deep graph learning models with differential privacy (DP).

Graph Embedding Graph Learning +1

New Paradigm of Adversarial Training: Breaking Inherent Trade-Off between Accuracy and Robustness via Dummy Classes

1 code implementation16 Oct 2024 Yanyun Wang, Li Liu, Zi Liang, Qingqing Ye, Haibo Hu

Accordingly, to relax the tension between clean and robust learning derived from this overstrict assumption, we propose a new AT paradigm by introducing an additional dummy class for each original class, aiming to accommodate the hard adversarial samples with shifted distribution after perturbation.

Adversarial Robustness

Why Are My Prompts Leaked? Unraveling Prompt Extraction Threats in Customized Large Language Models

1 code implementation5 Aug 2024 Zi Liang, Haibo Hu, Qingqing Ye, Yaxin Xiao, Haoyang Li

In this paper, we analyze the underlying mechanism of prompt leakage, which we refer to as prompt memorization, and develop corresponding defending strategies.

Memorization

Understanding is Compression

1 code implementation24 Jun 2024 Ziguang Li, Chao Huang, Xuliang Wang, Haibo Hu, Cole Wyeth, Dongbo Bu, Quan Yu, Wen Gao, Xingwu Liu, Ming Li

The better a large model understands the data, the better LMCompress compresses.

Data Compression

Ranking LLMs by compression

no code implementations20 Jun 2024 Peijia Guo, Ziguang Li, Haibo Hu, Chao Huang, Ming Li, Rui Zhang

We conceptualize the process of understanding as information compression, and propose a method for ranking large language models (LLMs) based on lossless data compression.

coreference-resolution Data Compression +6

RSTAR4D: Rotational Streak Artifact Reduction in 4D CBCT using a Separable 4D CNN

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

We find that streak artifacts exhibit a unique rotational motion along with the patient's respiration, distinguishable from diaphragm-driven respiratory motion in the spatiotemporal domain.

Image Reconstruction

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

2 code implementations23 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 global-optimization +3

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