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Possible advisorsa guess from early papers, not confirmed

  • James Bailey

    Possible advisor · last author on 7 of their early first-author papers, 2017–2020

    Suggested from co-authorship

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Works171 from public data

TitleCited by
  • Symmetric Cross Entropy for Robust Learning With Noisy Labels

    Yisen Wang, Xingjun Ma, Zaiyi Chen, Yuan Luo, Jinfeng Yi, James Bailey

    IEEE/CVF International Conference on Computer Vision (ICCV) · 2019

    The proposed Symmetric cross entropy Learning (SL) approach simultaneously addresses both the under learning and overfitting problem of CE in the presence of noisy labels, and empirically shows that SL outperforms state-of-the-art methods.

    1,212
  • Improving Adversarial Robustness Requires Revisiting Misclassified Examples

    Yisen Wang, Difan Zou, Jinfeng Yi, James Bailey, Xingjun Ma, Quanquan Gu

    International Conference on Learning Representations · 2020

    This paper proposes a new defense algorithm called MART, which explicitly differentiates the misclassified and correctly classified examples during the training, and shows that MART and its variant could significantly improve the state-of-the-art adversarial robustness.

    876
  • Reflection Backdoor: A Natural Backdoor Attack on Deep Neural Networks

    Yunfei Liu, Xingjun Ma, James Bailey, Feng Lu

    Lecture notes in computer science · 2020

    Refool is proposed, a new type of backdoor attack inspired by an important natural phenomenon: reflection to plant reflections as backdoor into a victim model and can attack state-of-the-art DNNs with high success rate, and is resistant to state of theart backdoor defenses.

    640
  • WildDeepfake

    Bojia Zi, Minghao Chang, Jingjing Chen, Xingjun Ma, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2020

    WildDeepfake is a small dataset that can be used, in addition to existing datasets, to develop and test the effectiveness of deepfake detectors against real-world deepfakes, and proposes two (eg. 2D and 3D) Attention-based Deepfake Detection Networks (ADDNets) to leverage the attention masks on real/fake faces for improved detection.

    609
  • Privacy and Robustness in Federated Learning: Attacks and Defenses

    Lingjuan Lyu, Han Yu, Xingjun Ma, Chen Chen, Lichao Sun, Jun Zhao, Qiang Yang, Philip S. Yu

    IEEE Transactions on Neural Networks and Learning Systems · 2022

    A comprehensive survey on privacy and robustness in FL over the past five years is conducted and a concise introduction to the concept of FL is provided and a unique taxonomy covering privacy attacks and defenses is provided.

    582
  • Understanding adversarial attacks on deep learning based medical image analysis systems

    Xingjun Ma, Yuhao Niu, Lin Gu, Yisen Wang, Yitian Zhao, James Bailey, Feng Lu

    Pattern Recognition · 2020

    It is found that medical DNN models can be more vulnerable to adversarial attacks compared to models for natural images, according to two different viewpoints, and surprisingly, medical adversarialattacks can be easily detected.

    567
  • Characterizing Adversarial Subspaces Using Local Intrinsic Dimensionality

    Xingjun Ma, Bo Li, Yisen Wang, Sarah Erfani, Sudanthi N. R. Wijewickrema, Grant Schoenebeck, Dawn Xiaodong Song, Michael E. Houle, +1 more

    arXiv · 2018

    483
  • Iterative Learning with Open-set Noisy Labels

    Yisen Wang, Weiyang Liu, Xingjun Ma, James Bailey, Hongyuan Zha, Le Song, Shu‐Tao Xia

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2018

    A novel iterative learning framework for training CNNs on datasets with open-set noisy labels that detects noisy labels and learns deep discriminative features in an iterative fashion and designs a Siamese network to encourage clean labels and noisy labels to be dissimilar.

    361
  • Clean-Label Backdoor Attacks on Video Recognition Models

    Shihao Zhao, Xingjun Ma, Xiang Zheng, James Bailey, Jingjing Chen, Yu–Gang Jiang

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2020

    This paper proposes the use of a universal adversarial trigger as the backdoor trigger to attack video recognition models, a situation where backdoor attacks are likely to be challenged by the above 4 strict conditions.

    335
  • Adversarial Camouflage: Hiding Physical-World Attacks With Natural Styles

    Ranjie Duan, Xingjun Ma, Yisen Wang, James Bailey, Alex Kai Qin, Yun Yang

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2020

    Experimental evaluation shows that, in both digital and physical-world scenarios, adversarial examples crafted by Adversarial Camouflage are well camouflaged and highly stealthy, while remaining effective in fooling state-of-the-art DNN image classifiers.

    285
  • Towards Fair and Privacy-Preserving Federated Deep Models

    Lingjuan Lyu, Jiangshan Yu, Karthik Nandakumar, Yitong Li, Xingjun Ma, Jiong Jin, Han Yu, Kee Siong Ng

    IEEE Transactions on Parallel and Distributed Systems · 2020

    255
  • Dimensionality-Driven Learning with Noisy Labels

    Xingjun Ma, Yisen Wang, Michael E. Houle, Shuo Zhou, Sarah Erfani, Shu‐Tao Xia, Sudanthi N. R. Wijewickrema, James Bailey

    arXiv · 2018

    238
  • Skip Connections Matter: On the Transferability of Adversarial Examples Generated with ResNets

    Dongxian Wu, Yisen Wang, Shu‐Tao Xia, James Bailey, Xingjun Ma

    arXiv · 2020

    182
  • Black-box Adversarial Attacks on Video Recognition Models

    Linxi Jiang, Xingjun Ma, Shaoxiang Chen, James Bailey, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2019

    V-BAD is a promising new tool to evaluate and improve the robustness of video recognition models to black-box adversarial attacks, and can craft both untargeted and targeted attacks to fool two state-of-the-art deepVideo recognition models.

    175
  • On the Convergence and Robustness of Adversarial Training

    Yisen Wang, Xingjun Ma, James Bailey, Jinfeng Yi, Bowen Zhou, Quanquan Gu

    arXiv · 2021

    173
  • Revisiting Adversarial Robustness Distillation: Robust Soft Labels Make Student Better

    Bojia Zi, Shihao Zhao, Xingjun Ma, Yu–Gang Jiang

    IEEE/CVF International Conference on Computer Vision (ICCV) · 2021

    The effectiveness of the RSLAD approach over existing adversarial training and distillation methods in improving the robustness of small models against state-of-the-art attacks including the AutoAttack is empirically demonstrated.

    150
  • A Comprehensive Survey in LLM(-Agent) Full Stack Safety: Data, Training and Deployment

    Kun Wang, Guibin Zhang, Zhenhong Zhou, Jiahao Wu, Miao Yu, Shiqian Zhao, Chenlong Yin, Fu J, +22 more

    arXiv · 2025

    This paper introduces the concept of "full-stack" safety to systematically consider safety issues throughout the entire process of LLM training, deployment, and eventual commercialization, and represents the first safety survey to encompass the entire lifecycle of LLMs.

    139
  • Neural Attention Distillation: Erasing Backdoor Triggers from Deep Neural Networks

    Yige Li, Xixiang Lyu, Nodens Koren, Lingjuan Lyu, Bo Li, Xingjun Ma

    arXiv · 2021

    139
  • Normalized Loss Functions for Deep Learning with Noisy Labels

    Xingjun Ma, Hanxun Huang, Yisen Wang, Simone Romano, Sarah Erfani, James Bailey

    arXiv · 2020

    121
  • Reconstructive Neuron Pruning for Backdoor Defense

    Yige Li, Xixiang Lyu, Xingjun Ma, Nodens Koren, Lingjuan Lyu, Bo Li, Yu–Gang Jiang

    arXiv · 2023

    This paper proposes a novel defense called Reconstructive Neuron Pruning (RNP) to expose and prune backdoor neurons via an unlearning and then recovering process and shows that such an asymmetric process on only a few clean samples can effectively expose andPrune the backdoor neurons implanted by a wide range of attacks.

    107
  • Copy, Right? A Testing Framework for Copyright Protection of Deep Learning Models

    Jialuo Chen, Jingyi Wang, Tinglan Peng, Youcheng Sun, Peng Cheng, Shouling Ji, Xingjun Ma, Bo Li, +1 more

    Proceedings - IEEE Symposium on Security and Privacy/Proceedings of the ... IEEE Symposium on Security and Privacy · 2022

    A novel testing framework for deep learning copyright protection: DEEPJUDGE quantitatively tests the similarities between two deep learning models: a victim model and a suspect model, which leverages a diverse set of testing metrics and efficient test case generation algorithms to produce a chain of supporting evidence to help determine whether a suspects model is a copy of the victim model.

    107
  • VeriFi: Towards Verifiable Federated Unlearning

    Xiangshan Gao, Xingjun Ma, Jingyi Wang, Youcheng Sun, Bo Li, Shouling Ji, Peng Cheng, Jiming Chen

    IEEE Transactions on Dependable and Secure Computing · 2024

    This work prompts the concept of verifiable federated unlearning and proposes VeriFi, a unified framework that allows systematic analysis of federated unlearning and quantification of its effect, with different combinations of various unlearning and verification methods.

    92
  • RobOT: Robustness-Oriented Testing for Deep Learning Systems

    Jingyi Wang, Jialuo Chen, Youcheng Sun, Xingjun Ma, Dongxia Wang, Jun Sun, Peng Cheng

    IEEE/ACM International Conference on Software Engineering (ICSE) · 2021

    Experiments on multiple benchmark datasets confirm the effectiveness and efficiency of RobOT in improving DL model robustness, with 67.02% increase on the adversarial robustness that is 50.65% higher than the state-of-the-art work DeepGini.

    87
  • White-box Multimodal Jailbreaks Against Large Vision-Language Models

    Ruofan Wang, Xingjun Ma, Hanxu Zhou, Chuanjun Ji, Guangnan Ye, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2024

    A universal attack strategy that jointly attacks both text and image modalities to exploit a broader spectrum of vulnerability within VLMs and can effectively jailbreak MiniGPT-4 with a 96% success rate, highlighting the fragility of VLMs and the exigency for new alignment strategies.

    82
  • Safety at Scale: A Comprehensive Survey of Large Model and Agent Safety

    Xingjun Ma, Yifeng Gao, Yixu Wang, Ruofan Wang, Xin Wang, Ye Sun, Yifan Ding, Hengyuan Xu, +22 more

    Foundations and Trends® in Privacy and Security · 2025

    This survey provides a systematic review of current safety research on large models, covering Vision Foundation Models, Large Language Models, Vision-Language Pre-training models, Vision-Language Models, Diffusion Models, and large-model-powered Agents, and presents a comprehensive taxonomy of safety threats to these models.

    76
  • A Survey of Multimodal-Guided Image Editing with Text-to-Image Diffusion Models

    Xincheng Shuai, Henghui Ding, Xingjun Ma, Rong-Cheng Tu, Yu–Gang Jiang, Dacheng Tao

    arXiv · 2024

    A comprehensive review of multimodal-guided image editing techniques that leverage T2I diffusion models, and proposes a unified framework to formalize the editing process, categorizing it into two primary algorithm families.

    73
  • Transferable Unlearnable Examples

    Jie Ren, Xu Han, Yuxuan Wan, Xingjun Ma, Lichao Sun, Jiliang Tang

    arXiv · 2022

    A novel unlearnable strategy based on Classwise Separability Discriminant (CSD) is proposed, which aims to better transfer the Unlearnable effects to other training settings and datasets by enhancing the linear separability.

    64
  • Short-Term and Long-Term Context Aggregation Network for Video Inpainting

    Ang Li, Shanshan Zhao, Xingjun Ma, Mingming Gong, Jianzhong Qi, Rui Zhang, Dacheng Tao, Kotagiri Ramamohanarao

    Lecture notes in computer science · 2020

    This work presents a novel context aggregation network to effectively exploit both short-term and long-term frame information for video inpainting, and outperforms state-of-the-art methods with better in painting results and fast inPainting speed.

    58
  • Improving Adversarial Robustness via Channel-wise Activation Suppressing

    Yang Bai, Yuyuan Zeng, Yong Jiang, Shu‐Tao Xia, Xingjun Ma, Yisen Wang

    arXiv · 2021

    57
  • How to Democratise and Protect AI: Fair and Differentially Private Decentralised Deep Learning

    Lingjuan Lyu, Yitong Li, Karthik Nandakumar, Jiangshan Yu, Xingjun Ma

    Figshare · 2024

    A fair and differentially private decentralised deep learning framework called FDPDDL is built, which enables parties to derive more accurate local models in a fair and private manner by using a developed two-stage scheme.

    54
  • CalFAT: Calibrated Federated Adversarial Training with Label Skewness

    Chen Chen, Yuchen Liu, Xingjun Ma, Lingjuan Lyu

    arXiv · 2022

    This paper studies the problem of FAT under label skewness, and proposes a Calibrated FAT (CalFAT) approach to tackle the instability issue by calibrating the logits adaptively to balance the classes and shows that the optimization of CalFAT leads to homogeneous local models across the clients and better convergence points.

    54
  • Anyattack: Towards Large-scale Self-supervised Adversarial Attacks on Vision-language Models

    Jiaming Zhang, Junhong Ye, Xingjun Ma, Yige Li, Yunfan Yang, Yunhao Chen, Jitao Sang, Dit‐Yan Yeung

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2025

    AnyAttack, a self-supervised framework that transcends the limitations of conventional attacks through a novel foundation model approach, is presented, enabling any image to be transformed into an attack vector targeting any desired output across different VLMs.

    52
  • BackdoorLLM: A Comprehensive Benchmark for Backdoor Attacks and Defenses on Large Language Models

    Yige Li, Hanxun Huang, Yunhan Zhao, Xingjun Ma, Jun Sun

    neural information processing systems · 2025

    BackdoorLLM is the first comprehensive benchmark for systematically evaluating backdoor threats in text-generation LLMs and provides a diverse suite of attack modalities, including data poisoning, weight poisoning, hidden-state manipulation, and chain-of-thought hijacking.

    49
  • Unlearnable Clusters: Towards Label-Agnostic Unlearnable Examples

    Jiaming Zhang, Xingjun Ma, Qi Yi, Jitao Sang, Yu–Gang Jiang, Yaowei Wang, Changsheng Xu

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2023

    This work presents a novel technique called Unlearnable Clusters (UCs) to generate label-agnostic unlearnable examples with cluster-wise perturbations and proposes to leverage Vision-and-Language Pre-trained Models (VLPMs) like CLIP as the surrogate model to improve the transferability of the crafted UCs to diverse domains.

    49
  • Machine learning guided alloy design of high-temperature NiTiHf shape memory alloys

    Udesh M. H. U. Kankanamge, Johannes Reiner, Xingjun Ma, Santiago Corujeira Gallo, Wei Ping Xu

    Journal of Materials Science · 2022

    Of the studied models, the K-nearest neighbouring ML model offers more reliable and accurate prediction in developing NiTiHf alloys with balanced functional properties and aids the existing understanding on compositional dependence of transformation temperature, thermal hysteresis and work output.

    47
  • Unlearnable Examples: Making Personal Data Unexploitable

    Hanxun Huang, Xingjun Ma, Sarah Erfani, James Bailey, Yisen Wang

    arXiv · 2021

    44
  • Distilling Cognitive Backdoor Patterns within an Image

    Hanxun Huang, Xingjun Ma, Sarah Erfani, James E. Bailey

    arXiv · 2023

    Despite the various forms and sizes of trigger patterns used by different attacks, the CPs of backdoor samples are all surprisingly and suspiciously small, so one can leverage the learned mask to detect and remove backdoor examples from poisoned training datasets.

    43
  • Toward Generalizable Evaluation in the LLM Era: A Survey Beyond Benchmarks

    Yixin Cao, Shibo Hong, Xinze Li, Jiahao Ying, Ma, Yubo, Haiyuan Liang, Yantao Liu, Zijun Yao, +19 more

    arXiv · 2025

    This survey probes the core challenges that the rise of LLMs poses for evaluation, and identifies and analyzes two pivotal transitions: from task-specific to capability-based evaluation and from manual to automated evaluation.

    39
  • TAPT: Test-Time Adversarial Prompt Tuning for Robust Inference in Vision-Language Models

    Xin Wang, Kai Chen, Jiaming Zhang, Jingjing Chen, Xingjun Ma

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2025

    TAPT is a test-time defense method that learns defensive bimodal (textual and visual) prompts to robustify the inference process of CLIP, and outperforms existing adversarial prompt tuning methods across various backbones.

    38
  • WildDeepfake: A Challenging Real-World Dataset for Deepfake Detection

    Bojia Zi, Minghao Chang, Jingjing Chen, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2021

    37
  • BlueSuffix: Reinforced Blue Teaming for Vision-Language Models Against Jailbreak Attacks

    Yunhan Zhao, Xiang Zheng, Lin Luo, Yige Li, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2024

    This paper proposes a novel blue-team method BlueSuffix that defends target VLMs against jailbreak attacks without compromising its performance under black-box setting and empirically shows that BlueSuffix outperforms the baseline defenses by a significant margin.

    35
  • Anti-Backdoor Learning: Training Clean Models on Poisoned Data

    Yige Li, Xixiang Lyu, Nodens Koren, Lingjuan Lyu, Bo Li, Xingjun Ma

    arXiv · 2021

    35
  • X-Transfer Attacks: Towards Super Transferable Adversarial Attacks on CLIP

    Hanxun Huang, Sarah Erfani, Yige Li, Xingjun Ma, James Bailey

    arXiv · 2025

    X-Transfer is introduced, a novel attack method that exposes a universal adversarial vulnerability in CLIP and generates a Universal Adversarial Perturbation (UAP) capable of deceiving various CLIP encoders and downstream VLMs across different samples, tasks, and domains.

    32
  • Gradient Driven Rewards to Guarantee Fairness in Collaborative Machine Learning

    Xinyi Xu, Lingjuan Lyu, Xingjun Ma, Chenglin Miao, Chuan-Sheng Foo, Bryan Kian Hsiang Low

    neural information processing systems · 2021

    31
  • Exploring Architectural Ingredients of Adversarially Robust Deep Neural Networks

    Hanxun Huang, Yisen Wang, Sarah Erfani, Quanquan Gu, James Bailey, Xingjun Ma

    arXiv · 2021

    31
  • Detecting Backdoor Samples in Contrastive Language Image Pretraining

    Hanxun Huang, Sarah Erfani, Yige Li, Xingjun Ma, Bailey, James

    arXiv · 2025

    This work analyzes the representations of backdoor-poisoned samples learned by CLIP models and finds that they exhibit unique characteristics in their local subspace, i.e., their local neighborhoods are far more sparse than that of clean samples.

    26
  • Shortcuts Everywhere and Nowhere: Exploring Multi-Trigger Backdoor Attacks

    Yige Li, Jiabo He, Hanxun Huang, Jun Sun, Xingjun Ma, Yu–Gang Jiang

    IEEE Transactions on Dependable and Secure Computing · 2025

    This study explores the concept of Multi-Trigger Backdoor Attacks (MTBAs), where multiple adversaries leverage different types of triggers to poison the same dataset, and demonstrates that multiple triggers can coexist, overwrite, or cross-activate one another.

    25
  • Towards Fair and Decentralized Privacy-Preserving Deep Learning with Blockchain

    Lingjuan Lyu, Jiangshan Yu, Karthik Nandakumar, Yitong Li, Xingjun Ma, Jiong Jin

    arXiv · 2019

    The proposed DPPDL framework provides a viable solution to detect and isolate the cheating party in the system, and simultaneously provides fairness and privacy by proposing two novel algorithms: initial benchmarking and privacy-preserving collaborative deep learning.

    25
  • Unbiased Multivariate Correlation Analysis

    Yisen Wang, Simone Romano, Vinh Nguyen, James Bailey, Xingjun Ma, Shu‐Tao Xia

    Proceedings of the AAAI Conference on Artificial Intelligence · 2017

    UMC is a cumulative entropy based non-parametric multivariate correlation measure, which can capture both linear and non-linear correlations for groups of three or more variables, and employs a correction for chance using a statistical model of independence to address the issue of bias.

    25
  • Design and Evaluation of a Virtual Reality Simulation Module for Training Advanced Temporal Bone Surgery

    Sudanthi N. R. Wijewickrema, Bridget Copson, Yun Zhou, Xingjun Ma, Robert Briggs, James Bailey, Gregor E. Kennedy, Stephen John O’Leary

    IEEE International Symposium on Computer-Based Medical Systems (CBMS) · 2017

    This paper discusses the design and evaluation of such a training module, specifically aimed at training an advanced temporal bone procedure, namely cochlear implant surgery.

    25
  • Learning from Heterogeneity: A Dynamic Learning Framework for Hypergraphs

    Tiehua Zhang, Yuze Liu, Zhishu Shen, Xingjun Ma, Peng Qi, Zhijun Ding, Jiong Jin

    IEEE Transactions on Artificial Intelligence · 2025

    A hypergraph learning framework named learning from heterogeneity (LFH) that is capable of dynamic hyperedge construction and attentive embedding update utilizing the heterogeneity attributes of the graph is proposed.

    23
  • Backdoor Attacks on Time Series: A Generative Approach

    Yujing Jiang, Xingjun Ma, Sarah Erfani, James Bailey

    IEEE Conference on Secure and Trustworthy Machine Learning (SaTML) · 2023

    A novel generative approach for time series backdoor attacks against deep learning based time series classifiers and a novel universal generator that can poison any type of time series with a single generator that allows universal attacks without the need to fine-tune the generative model for new time series datasets.

    23
  • Providing Automated Real-Time Technical Feedback for Virtual Reality Based Surgical Training: Is the Simpler the Better?

    Sudanthi N. R. Wijewickrema, Xingjun Ma, Patorn Piromchai, Robert Briggs, James Bailey, Gregor E. Kennedy, Stephen John O’Leary

    Lecture notes in computer science · 2018

    It is shown that simpler rule-based methods can be equally or more effective in teaching surgical skills when compared to more complex methods of feedback generation.

    22
  • On the Importance of Spatial Relations for Few-shot Action Recognition

    Yilun Zhang, Yuqian Fu, Xingjun Ma, Lizhe Qi, Jingjing Chen, Zuxuan Wu, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2023

    It is found that the spatial misalignment between objects also occurs in videos, notably more common than the temporal inconsistency, and a novel Spatial Alignment Cross Transformer (SA-CT) which learns to re-adjust the spatial relations and incorporates the temporal information is contributed.

    21
  • QuoTe : Quality-oriented Testing for Deep Learning Systems

    Jialuo Chen, Jingyi Wang, Xingjun Ma, Youcheng Sun, Jun Sun, Peixin Zhang, Peng Cheng

    ACM Transactions on Software Engineering and Methodology · 2023

    Extensive experiments on both image and tabular datasets with a variety of model architectures confirm the effectiveness and efficiency of QuoTe in improving DL model quality—that is, robustness and fairness.

    21
  • Few-Shot Backdoor Attacks on Visual Object Tracking

    Yiming Li, Zhong, Haoxiang, Xingjun Ma, Yong Jiang, Shu‐Tao Xia

    arXiv · 2022

    21
  • Special Characters Attack: Toward Scalable Training Data Extraction From Large Language Models

    Yang Bai, Pei, Ge, Jindong Gu, Yong Yang, Xingjun Ma

    arXiv · 2024

    This work shows that certain special characters or their combinations with English letters are stronger memory triggers, leading to more severe data leakage in large language models, and proposes a simple but effective Special Characters Attack (SCA) to induce training data leakage.

    20
  • Noise Doesn't Lie: Towards Universal Detection of Deep Inpainting

    Ang Li, Qiuhong Ke, Xingjun Ma, Haiqin Weng, Zhiyuan Zong, Feng Xue, Rui Zhang

    Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence · 2021

    This paper proposes a novel data generation approach to generate a universal training dataset, which imitates the noise discrepancies exist in real versus inpainted image contents to train universal detectors, and designs a Noise-Image Cross-fusion Network (NIX-Net) to effectively exploit the discriminative information contained in both the images and their noise patterns.

    20
  • Imbalanced Gradients: A New Cause of Overestimated Adversarial Robustness

    Linxi Jiang, Xingjun Ma, Zejia Weng, James Bailey, Yu–Gang Jiang

    arXiv · 2021

    12 state-of-the-art defense models are examined, and it is found that models exploiting label smoothing easily cause imbalanced gradients, and on which attacks can decrease their PGD robustness by over 23%.

    20
  • Whose Side Are You On? Investigating the Political Stance of Large Language Models

    Pagnarasmey Pit, Xingjun Ma, Mike Conway, Qingyu Chen, James Bailey, Henry Pit, Putrasmey Keo, Watey Diep, +1 more

    arXiv · 2024

    19
  • Anomaly Detection for Scenario-based Insider Activities using CGAN Augmented Data

    R G Gayathri, Atul Sajjanhar, Yong Xiang, Xingjun Ma

    IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom) · 2021

    A Conditional Generative Adversarial Network (CGAN) is proposed to enrich under-represented minority class samples to provide meaningful and diverse data for anomaly detection from the original malicious scenarios.

    19
  • Exploiting patterns to explain individual predictions

    Yunzhe Jia, James Bailey, Kotagiri Ramamohanarao, Christopher A. Leckie, Xingjun Ma

    Knowledge and Information Systems · 2019

    PALEX is compared to several state-of-the-art explanation methods over a range of benchmark datasets and finds that it can identify explanations with both high precision and high recall.

    18
  • Generative Image Inpainting with Submanifold Alignment

    Ang Li, Jianzhong Qi, Rui Zhang, Xingjun Ma, Kotagiri Ramamohanarao

    International Joint Conference on Artificial Intelligence · 2019

    This work exploits Local Intrinsic Dimensionality (LID) to measure the alignment between data submanifolds learned by a GAN model and those of the original data, from a perspective of both images and local patches of images to enforce the alignment (or closeness) around restored images and those around the original (uncorrupted) images during the learning process of GAN-based inpainting models.

    18
  • Adversarial Prompt Tuning for Vision-Language Models

    Jiaming Zhang, Xingjun Ma, Xin Wang, Lingyu Qiu, Jiaqi Wang, Yu–Gang Jiang, Jitao Sang

    Lecture notes in computer science · 2024

    17
  • Backdoor Attacks on Crowd Counting

    Yuhua Sun, Tailai Zhang, Xingjun Ma, Pan Zhou, Jian Lou, Zichuan Xu, Xing Di, Yu Cheng, +1 more

    ACM International Conference on Multimedia (ACM MM) · 2022

    This paper proposes two novel Density Manipulation Backdoor Attacks (DMBA- and DMBA+) to attack the model to produce arbitrarily large or small density estimations, and provides an in-depth analysis of the unique challenges of backdooring crowd counting models.

    17
  • Imbalanced gradients: a subtle cause of overestimated adversarial robustness

    Xingjun Ma, Linxi Jiang, Hanxun Huang, Zejia Weng, James Bailey, Yu–Gang Jiang

    Machine Learning · 2023

    A margin decomposition (MD) attack that decomposes a margin loss into individual terms and then explores the attackability of these terms separately via a two-stage process to exploit imbalanced gradients.

    16
  • Free-Form Motion Control: Controlling the 6D Poses of Camera and Objects in Video Generation

    Xincheng Shuai, Henghui Ding, Zhenyuan Qin, Hao Luo, Xingjun Ma, Dacheng Tao

    IEEE/CVF International Conference on Computer Vision (ICCV) · 2025

    A Synthetic Dataset for Free-Form Motion Control (SynFMC) is introduced, which can control the 6D poses of objects and camera independently or simultaneously, producing high-fidelity videos and outperforms previous methods across multiple scenarios.

    15
  • LDReg: Local Dimensionality Regularized Self-Supervised Learning

    Hanxun Huang, Ricardo J. G. B. Campello, Sarah Erfani, Xingjun Ma, Michael E. Houle, James Bailey

    arXiv · 2024

    By increasing the local intrinsic dimensionality, it is demonstrated through a range of experiments that LDReg improves the representation quality of SSL and the results show that LDReg can regularize dimensionality at both local and global levels.

    15
  • Fine-mixing: Mitigating Backdoors in Fine-tuned Language Models

    Zhiyuan Zhang, Lingjuan Lyu, Xingjun Ma, Chenguang Wang, Xu Sun

    Findings of the Association for Computational Linguistics: EMNLP 2022 · 2022

    15
  • Free-Form Motion Control: A Synthetic Video Generation Dataset with Controllable Camera and Object Motions

    Xincheng Shuai, Henghui Ding, Qin, Zhenyuan, Hao Luo, Xingjun Ma, Dacheng Tao

    arXiv · 2025

    14
  • AdvQDet: Detecting Query-Based Adversarial Attacks with Adversarial Contrastive Prompt Tuning

    Xin Wang, Kai Chen, Xingjun Ma, Zhineng Chen, Jingjing Chen, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2024

    A novel Adversarial Contrastive Prompt Tuning (ACPT) method is proposed to robustly fine-tune the CLIP image encoder to extract similar embeddings for any two intermediate adversarial queries and a detection framework AdvQDet is introduced that can detect 7 state-of-the-art query-based attacks with >99% detection rate within 5 shots.

    14
  • Local Intrinsic Dimensionality, Entropy and Statistical Divergences

    James Bailey, Michael E. Houle, Xingjun Ma

    Entropy · 2022

    14
  • AttackVLA: Benchmarking Adversarial and Backdoor Attacks on Vision-Language-Action Models

    Li, Jiayu, Yunhan Zhao, Xiang Zheng, XU Zong-huan, Yige Li, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2025

    BackdoorVLA is introduced, a targeted backdoor attack that compels a VLA to execute an attacker-specified long-horizon action sequence whenever a trigger is present, providing a standardized framework for evaluating VLA vulnerabilities and demonstrating the potential for precise adversarial manipulation.

    13
  • Adversarial Generation of Real-time Feedback with Neural Networks for Simulation-based Training

    Xingjun Ma, Sudanthi N. R. Wijewickrema, Shuo Zhou, Yun Zhou, Zakaria Mhammedi, Stephen John O’Leary, James Bailey

    International Joint Conference on Artificial Intelligence · 2017

    A neural network based method to generate feedback using the adversarial technique that was observed to have high effectiveness and efficiency when compared to existing methods, thus making it a promising option for real-time feedback generation in SBT.

    13
  • Query-Efficient Black-Box Adversarial Attacks on Automatic Speech Recognition

    Chuxuan Tong, Xi Zheng, Jianhua Li, Xingjun Ma, Longxiang Gao, Yong Xiang

    IEEE/ACM Transactions on Audio Speech and Language Processing · 2023

    A new gradient estimation technique, Temporal Natural Evolution Strategies (T-NES), is introduced, to generate adversarial audio samples more efficiently than existing attacks, and could provide a robust baseline for evaluating the black-box adversarial vulnerability of ASR systems.

    12
  • Development and Validation of a Virtual Reality Tutor to Teach Clinically Oriented Surgical Anatomy of the Ear

    Sudanthi N. R. Wijewickrema, Bridget Copson, Xingjun Ma, Robert Briggs, James Bailey, Gregor E. Kennedy, Stephen John O’Leary

    IEEE International Symposium on Computer-Based Medical Systems (CBMS) · 2018

    The design and development of a 3D interactive VR tutor with integrated haptic capability to teach clinically oriented surgical anatomy of the ear is discussed and its effectiveness is established through a user study.

    11
  • IDEATOR: Jailbreaking and Benchmarking Large Vision-Language Models Using Themselves

    Ruofan Wang, Li, Juncheng, Wang, Yixu, Bo Wang, Wang, Xiaosen, Teng, Yan, Wang, Yingchun, Xingjun Ma, +1 more

    arXiv · 2024

    A novel jailbreak method named IDEATOR, which autonomously generates malicious image-text pairs for black-box jailbreak attacks and uncovers specific vulnerabilities in VLMs under black-box conditions, under-scoring the need for improved safety mechanisms.

    10
  • Providing Effective Real-Time Feedback in Simulation-Based Surgical Training

    Xingjun Ma, Sudanthi N. R. Wijewickrema, Yun Zhou, Shuo Zhou, Stephen John O’Leary, James Bailey

    Lecture notes in computer science · 2017

    A random forest based method is proposed that finds a balance between effectiveness and efficiency and is able to extract highly effective feedback at a high level of efficiency in a temporal bone surgery simulation.

    10
  • CHASE: A Causal Hypergraph based Framework for Root Cause Analysis in Multimodal Microservice Systems

    Ziming Zhao, Zhenwei Wang, Tiehua Zhang, Zhishu Shen, Hai Dong, Zhen Lei, Xingjun Ma, Gaowei Xu, +2 more

    IEEE Transactions on Big Data · 2026

    A Causal Heterogeneous framework for root cause analysis, namely CHASE, for microservice systems with multimodal data, including traces, logs, and system monitoring metrics is proposed and evaluated on two public microservice datasets with distinct attributes.

    9
  • FedCAda: Adaptive Client-Side Optimization for Accelerated and Stable Federated Learning

    Liuzhi Zhou, Yu Qing He, Kun Zhai, Xiang Liu, Sen Liu, Xingjun Ma, Guangnan Ye, Hongfeng Chai

    IEEE International Conference on Acoustics Speech and Signal Processing · 2025

    FedCAda is introduced, an adaptive algorithm that leverages an Adam-like approach to adjust first and second moment estimates on the client side while aggregating adaptive parameters on the server side, to accelerate convergence without compromising stability and performance.

    9
  • DAVID-XR1: Detecting AI-Generated Videos with Explainable Reasoning

    Yifeng Gao, Yifan Ding, Hongyu Su, Juncheng Li, Yunhan Zhao, Lin Luo, Chen, Zixing, Li Wang, +4 more

    arXiv · 2025

    DAMID-X is introduced, the first dataset to pair AI-generated videos with detailed defect-level, temporal-spatial annotations and written rationales, and DAVID-XR1, a video-language model designed to deliver an interpretable chain of visual reasoning-including defect categorization, temporal-spatial localization, and natural language explanations.

    9
  • Fuse Your Latents: Video Editing with Multi-source Latent Diffusion Models

    Tianyi Lu, Xing Zhang, Jiaxi Gu, Renjing Pei, Songcen Xu, Xingjun Ma, Songcen Xu, Zuxuan Wu

    ACM International Conference on Multimedia (ACM MM) · 2024

    This paper is the first to reveal that T2I and T2V LDMs can complement each other in terms of structure and temporal consistency, ultimately generating high-quality videos.

    9
  • What Do Deep Nets Learn? Class-wise Patterns Revealed in the Input Space

    Shihao Zhao, Xingjun Ma, Yisen Wang, James Bailey, Bo Li, Yu–Gang Jiang

    arXiv · 2021

    9
  • Federated Learning with Extreme Label Skew: A Data Extension Approach

    Saheed A. Tijani, Xingjun Ma, Ran Zhang, Frank Jiang, Robin Doss

    2021 International Joint Conference on Neural Networks (IJCNN) · 2021

    This work shows how using some wild external data samples as placeholders for missing classes on client devices can alleviate the learning difficulty often posed by inbalance data distributions, and shows that this strategy enhances learning and can significantly boost test accuracy.

    9
  • Simulation for Training Cochlear Implant Electrode Insertion

    Xingjun Ma, Sudanthi N. R. Wijewickrema, Yun Zhou, Bridget Copson, James Bailey, Gregor E. Kennedy, Stephen John O’Leary

    IEEE International Symposium on Computer-Based Medical Systems (CBMS) · 2017

    A prototype implementation for the visualisation and analysis of electrode trajectories in relation to anatomical variation is discussed, prior to its inclusion in a virtual reality training module for cochlear implant surgery.

    9
  • ModelLock: Locking Your Model With a Spell

    Yifeng Gao, Yuhua Sun, Xingjun Ma, Zuxuan Wu, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2024

    A diffusion-based framework dubbed ModelLock is proposed that explores text-guided image editing to transform the private finetuning data into unique styles or blend new objects into the background to open up a new direction for intellectual property protection of private models.

    8
  • ECG-ATK-GAN: Robustness Against Adversarial Attacks on ECGs Using Conditional Generative Adversarial Networks

    Khondker Fariha Hossain, Sharif Amit Kamran, Alireza Tavakkoli, Xingjun Ma

    Lecture notes in computer science · 2022

    The first novel Conditional Generative Adversarial Network (GAN) is introduced, robust against adversarial attacked ECG signals and retaining high accuracy, and is benchmarked on six different white and black-box attacks and confirms that the model is more robust against such adversarial attacks for classifying arrhythmia with high accuracy.

    8
  • Dual Head Adversarial Training

    Yujing Jiang, Xingjun Ma, Sarah Erfani, James Bailey

    2021 International Joint Conference on Neural Networks (IJCNN) · 2021

    This paper proposes a novel technique Dual Head Adversarial Training (DH-AT), which modifies both the architecture of the network and the training strategy to seek more robustness, and empirically shows that it can bring notable robustness improvements to existing adversarial training methods.

    8
  • SpineOne: A One-Stage Detection Framework for Degenerative Discs and Vertebrae

    Jiabo He, Wei Liu, Yu Wang, Xingjun Ma, Xian‐Sheng Hua

    IEEE International Conference on Bioinformatics and Biomedicine (BIBM) · 2021

    This work proposes a one-stage detection framework termed SpineOne to simultaneously localize and classify degenerative discs and vertebrae from magnetic resonance imaging (MRI) slices and demonstrates that this approach surpasses existing methods by a large margin.

    8
  • Practical Privacy Attacks on Vertical Federated Learning

    Haiqin Weng, Juntao Zhang, Xingjun Ma, Xue, Feng, Tao Wei, Shouling Ji, Zong, Zhiyuan

    arXiv · 2020

    8
  • AutoBackdoor: Automating Backdoor Attacks via LLM Agents

    Yige Li, Zhe Li, Zhao Wei, Nay Myat Min, Hanxun Huang, Xingjun Ma, Jun Sun

    arXiv · 2025

    This work introduces AutoBackdoor, a general framework for automating backdoor injection, encompassing trigger generation, poisoned data construction, and model fine-tuning via an autonomous agent-driven pipeline, and demonstrates that the method achieves over 90% attack success with only a small number of poisoned samples.

    7
  • SIDE: Surrogate Conditional Data Extraction from Diffusion Models

    Yunhao Chen, Wang, Shujie, Difan Zou, Xingjun Ma

    arXiv · 2024

    A theoretical understanding of memorization in both conditional and unconditional DPMs under the assumption of model convergence is provided and a novel data extraction method named Surrogate condItional Data Extraction (SIDE) is proposed that leverages a time-dependent classifier trained on the generated data as a surrogate condition to extract training data from unconditional DPMs.

    7
  • Adversarial Prompt Distillation for Vision-Language Models

    Lin Luo, Xin Wang, Bojia Zi, Shihao Zhao, Xingjun Ma, Jiang, Yu-Gang

    arXiv · 2024

    Adversarial Prompt Distillation (APD) is proposed, a bimodal knowledge distillation framework that enhances APT by integrating it with multi-modal knowledge transfer and validates the possibility of using a non-robust teacher to improve the generalization and robustness of fine-tuned VLMs.

    7
  • Neural Architecture Search via Combinatorial Multi-Armed Bandit

    Hanxun Huang, Xingjun Ma, Sarah Erfani, James Bailey

    2021 International Joint Conference on Neural Networks (IJCNN) · 2021

    A tree-based method called Nested Monte-Carlo Search is used to tackle the CMAB-NAS problem and discovers a cell structure that achieves a low error rate that is comparable to the state of the art, using only 0.58 GPU days, which is 20 times faster than current tree-search methods.

    7
  • Multi-class Classification Based Anomaly Detection of Insider Activities

    R G Gayathri, Atul Sajjanhar, Yong Xiang, Xingjun Ma

    arXiv · 2021

    7
  • Surgical approach to the facial recess influences the acceptable trajectory of cochlear implantation electrodes

    Bridget Copson, Sudanthi N. R. Wijewickrema, Xingjun Ma, Yun Zhou, Jean-Marc Gerard, Stephen John O’Leary

    European Archives of Oto-Rhino-Laryngology · 2021

    Findings highlight the differences in the acceptable straight-line trajectories for electrodes when implanted via the round window or cochleostomy, and the methodology used holds promise for translation to patient specific surgical planning.

    7
  • Evolve the Method, Not the Prompts: Evolutionary Synthesis of Jailbreak Attacks on LLMs

    Chen, Yunhao, Xin Wang, Juncheng Li, Yixu Wang, Jie Li, Yan Teng, Yingchun Wang, Xingjun Ma

    arXiv · 2025

    EvoSynth is an autonomous multi-agent framework that shifts the optimization space from prompts to executable code, and features a code-level self-correction loop, allowing it to iteratively rewrite the code-based algorithm in response to target-model feedback and failed attempts.

    6
  • 6
  • GenBreak: Red Teaming Text-to-Image Generators Using Large Language Models

    Wang, Zilong, Xiang Zheng, Xiaosen Wang, Bo Wang, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2025

    GenBreak is a framework that fine-tunes a red-team large language model (LLM) to systematically explore underlying vulnerabilities in T2I generators, and guides the LLM to craft adversarial prompts that enhance both evasion capability and image toxicity, while maintaining semantic coherence and diversity.

    5
  • Imperceptible Jailbreaking against Large Language Models

    Kuofeng Gao, Yiming Li, Chao‐Hai Du, Xin Wang, Xingjun Ma, Shu‐Tao Xia, Tianyu Pang

    arXiv · 2025

    This paper introduces imperceptible jailbreaks that exploit a class of Unicode characters called variation selectors that appear visually identical to original malicious questions on screen, while their tokenization is"secretly"altered.

    5
  • EnJa: Ensemble Jailbreak on Large Language Models

    Jiahao Zhang, Wang, Zilong, Ruofan Wang, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2024

    A novel EnJa attack to hide harmful instructions using prompt-level jailbreak, boost the attack success rate using a gradient-based attack, and connect the two types of jailbreak attacks via a template-based connector are proposed.

    5
  • Toward Evaluating Robustness of Reinforcement Learning with Adversarial Policy

    Xiang Zheng, Xingjun Ma, Shengjie Wang, Xinyu Wang, Chao Shen, Cong Wang

    IEEE/IFIP International Conference on Dependable Systems and Networks (DSN) · 2024

    This paper formulate four types of adversarial intrinsic regularizers—maximizing the adversarial state coverage, policy coverage, risk, or divergence—to discover potential vulnerabilities of the victim policy in a principled way and present a novel bias-reduction method to balance the extrinsic objective and the adversarial intrinsic regularizers adaptively.

    5
  • Quality Evaluation of GANs Using Cross Local Intrinsic Dimensionality

    Sukarna Barua, Xingjun Ma, Sarah Erfani, Michael E. Houle, James Bailey

    arXiv · 2019

    5
  • BrokenVideos: A Benchmark Dataset for Fine-Grained Artifact Localization in AI-Generated Videos

    Jiahao Lin, Weixuan Peng, Bojia Zi, Yifeng Gao, Xianbiao Qi, Xingjun Ma, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2025

    It is demonstrated that training existing video artifact detection models and multi-modal large language models (MLLMs) on BrokenVideos substantially enhances their ability to localize corrupted regions within generated content.

    4
  • Simulated Ensemble Attack: Transferring Jailbreaks Across Fine-tuned Vision-Language Models

    Ruofan Wang, Xin Wang, Yao Yang, Li, Juncheng, Xuan Tong, Xingjun Ma

    arXiv · 2025

    The Simulated Ensemble Attack (SEA), a grey-box jailbreak framework that assumes full access to the base VLM but no knowledge of the fine-tuned target, is proposed, revealing that fine-tuning primarily induces localized parameter shifts around the base model, explaining why attacks optimized over a simulated neighborhood transfer effectively.

    4
  • T2UE: Generating Unlearnable Examples from Text Descriptions

    Xingjun Ma, Hanxun Huang, Tianwei Song, Ye Sun, Yifeng Gao, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2025

    Text-to-Unlearnable Example (T2UE), a novel framework that enables users to generate UEs using only text descriptions, demonstrates the feasibility of ''zero-contact data protection', where personal data can be safeguarded based solely on their textual descriptions, eliminating the need for direct data exposure.

    4
  • Sub-Trajectory Similarity Join with Obfuscation

    Y Chang (13337667), J Qi (13429482), E Tanin (13429485), Xingjun Ma, H Samet (13429488)

    Figshare · 2024

    4
  • DEEPJUDGE: A Testing Framework for Copyright Protection of Deep Learning Models

    Jialuo Chen, Youcheng Sun, Jingyi Wang, Peng Cheng, Xingjun Ma

    IEEE/ACM International Conference on Software Engineering: Companion Proceedings (ICSE-Companion) · 2023

    4
  • Microwave Link Failures Prediction via LSTM-based Feature Fusion Network

    Zichan Ruan, Shuiqiao Yang, Lei Pan, Xingjun Ma, Wei Luo, Marthie M. Grobler

    2021 International Joint Conference on Neural Networks (IJCNN) · 2021

    This work proposes a Long Short-Term Memory-based feature fusion network (LSTM-FFN) to fuse and encode both homophy and structural equivalence relationships in the LSTM temporal feature learning network to detect any link failures.

    4
  • Relationships Between Local Intrinsic Dimensionality and Tail Entropy

    James Bailey, Michael E. Houle, Xingjun Ma

    Lecture notes in computer science · 2021

    This paper shows how LID is asymptotically related to the entropy of the lower tail of the distribution of distances from the query, and establishes tight relationships for cumulative Shannon entropy, entropy power, and their generalized Tsallis entropy variants.

    4
  • PaperAsk: A Benchmark for Reliability Evaluation of LLMs in Paper Search and Reading

    Yutao Wu, Xiao Liu, Yuliang Feng, Jiale Ding, Xingjun Ma

    ACM Web Conference (WWW) · 2026

    PaperAsk is introduced, a benchmark that systematically evaluates LLMs across four key research tasks: citation retrieval, content extraction, paper discovery, and claim verification, and GPT-4o, GPT-5, and Gemini-2.5-Flash under realistic usage conditions.

    3
  • NAP-Tuning: Neural Augmented Prompt Tuning for Adversarially Robust Vision-Language Models

    Jiaming Zhang, Xin Wang, Xingjun Ma, Lingyu Qiu, Yu–Gang Jiang, Jitao Sang

    IEEE Transactions on Pattern Analysis and Machine Intelligence · 2026

    This work highlights the efficacy of internal feature-level intervention in prompt tuning for adversarial robustness, moving beyond input-side alignment approaches to create an adaptive defense mechanism that can identify and rectify adversarial perturbations across embedding spaces.

    3
  • From Failures to Fixes: LLM-Driven Scenario Repair for Self-Evolving Autonomous Driving

    Xinyu Xia, Xingjun Ma, Yunfeng Hu, Ting Qu, Hong Chen, Xun Gong

    ACM International Conference on Multimedia (ACM MM) · 2025

    SERA is proposed, an LLM-powered framework that enables autonomous driving systems to self-evolve by repairing failure cases through targeted scenario recommendation, and consistently improves key metrics across multiple autonomous driving baselines.

    3
  • Towards Million-Scale Adversarial Robustness Evaluation With Stronger Individual Attacks

    Yong Xie, Weijie Zheng, Hanxun Huang, Guangnan Ye, Xingjun Ma

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2025

    This work proposes a novel individual attack method, Probability Margin Attack (PMA), which defines the adversarial margin in the probability space rather than the logits space, and analyzes the relationship between PMA and existing cross-entropy or logits-margin-based attacks, showing that PMA can outperform the current state-of-the-art individual methods.

    3
  • Training Sparse Graph Neural Networks via Pruning and Sprouting

    Xueqi Ma, Xingjun Ma, Sarah Erfani, James Bailey

    Society for Industrial and Applied Mathematics eBooks · 2024

    3
  • Fake Alignment: Are LLMs Really Aligned Well?

    Yixu Wang, Yan Teng, Kexin Huang, Chengqi Lyu, Songyang Zhang, Wenwei Zhang, Xingjun Ma, Yugang Jiang, +2 more

    Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies (NAACL-HLT) · 2024

    3
  • From Order to Distribution: An Exact Operator Framework for Forgetting in Continual Learning

    Zonghuan Xu, Xingjun Ma

    arXiv · 2026

    This work derives an exact operator identity for the forgetting quantity, establishing an unconditional upper bound, identifying the leading asymptotic term, and characterize the convergence rate up to constants, which relates to geometric properties of the task distribution.

    2
  • AudioMosaic: Contrastive Masked Audio Representation Learning

    Hanxun Huang, Qizhou Wang, Xingjun Ma, Cihang Xie, Christopher A. Leckie, Sarah Erfani

    arXiv · 2026

    Extensive experiments show that AudioMosaic achieves state-of-the-art performance on several standard audio benchmarks under both linear probing and fine-tuning and that integrating the pretrained AudioMosaic encoder into audio-language models improves performance on audio-language tasks.

    2
  • Safety at Scale: A Comprehensive Survey of Large Model Safety

    Yu–Gang Jiang, Xingjun Ma, Yifeng Gao, Yixu Wang, Ruofan Wang, Xin Wang, Ye Sun, Yifan Ding, +22 more

    SuperIntelligence - Robotics - Safety & Alignment · 2025

    2
  • SAMA: Towards Multi-Turn Referential Grounded Video Chat with Large Language Models

    Ye Sun, Hao Zhang, Henghui Ding, Tiehua Zhang, Xingjun Ma, Yu–Gang Jiang

    neural information processing systems · 2025

    2
  • HoneypotNet: Backdoor Attacks Against Model Extraction

    Yixu Wang, Teng Gu, Yan Teng, Yingchun Wang, Xingjun Ma

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    2
  • TokenMark: A Modality-Agnostic Watermark for Pre-trained Transformers

    Hengyuan Xu, Liyao Xiang, Borui Yang, Xingjun Ma, Chen, Siheng, Baochun Li

    arXiv · 2024

    2
  • Expose Before You Defend: Unifying and Enhancing Backdoor Defenses via Exposed Models

    Yige Li, Hanxun Huang, Jiaming Zhang, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2024

    The results demonstrate the importance of backdoor exposure for backdoor defense, showing that the exposed models can significantly benefit a range of downstream defense tasks, including backdoor label detection, backdoor trigger recovery, backdoor model detection, and backdoor removal.

    2
  • End-to-End Anti-Backdoor Learning on Images and Time Series

    Yujing Jiang, Xingjun Ma, Sarah Erfani, Yige Li, James Bailey

    arXiv · 2024

    This paper builds upon Anti-Backdoor Learning (ABL) and introduces an innovative method, End-to-End Anti-Backdoor Learning (E2ABL), for robust training against backdoor attacks, which significantly improves on existing defenses and is effective against a broad range of backdoor attacks in both image and time series domains.

    2
  • CIM: Constrained Intrinsic Motivation for Sparse-Reward Continuous Control

    Xiang Zheng, Xingjun Ma, Cong Wang

    arXiv · 2022

    Constrained Intrinsic Motivation (CIM) is proposed to leverage readily attainable task priors to construct a constrained intrinsic objective, and at the same time, exploit the Lagrangian method to adaptively balance the intrinsic and extrinsic objectives via a simultaneous-maximization framework.

    2
  • Transfer of Automated Performance Feedback Models to Different Specimens in Virtual Reality Temporal Bone Surgery

    Jesslyn Clarance Lamtara, Nathan D. Hanegbi, Benjamin James Talks, Sudanthi N. R. Wijewickrema, Xingjun Ma, Patorn Piromchai, James Bailey, Stephen John O’Leary

    Lecture notes in computer science · 2020

    A simple method of feedback transfer between specimens in virtual reality temporal bone surgery is discussed and the accuracy and effectiveness of the transfer is validated through a user study.

    2
  • Towards Fair and Decentralized Privacy-Preserving Deep Learning

    Lingjuan Lyu, Jiangshan Yu, Karthik Nandakumar, Yitong Li, Xingjun Ma, Jiong Jin

    arXiv · 2019

    2
  • Extracting Real-time Feedback with Neural Networks for Simulation-based Learning.

    Xingjun Ma, James Bailey, Sudanthi N. R. Wijewickrema, Shuo Zhou, Zakaria Mhammedi, Yun Zhou, Stephen John O’Leary

    arXiv · 2017

    A neural network based method (NNFB) is proposed to extract feedback based on the adversarial technique that utilizes a bounded update to minimize a L1 regularized loss via back-propagation and empirically shows that NNFB can be used to extract simple, yet effective feedback.

    2
  • Finding Influentials in Twitter: A Temporal Influence Ranking Model

    Xingjun Ma, Chunping Li, James Bailey, Sudanthi N. R. Wijewickrema

    arXiv · 2017

    2
  • Feedback Techniques in Computer-Based Simulation Training: A Survey

    Sudanthi N. R. Wijewickrema, Xingjun Ma, James Bailey, Gregor E. Kennedy, Stephen John O’Leary

    arXiv · 2017

    2
  • Production Situation and Technology Prospect of Medical Isotopes

    Gao Feng, Lin Li, Yuhao Liu, Xingjun Ma

    Tongweisu · 2016

    2
  • CALM: Curiosity-Driven Auditing for Large Language Models

    Xiang Zheng, Longxiang Wang, Yi Liu, Xingjun Ma, Chao Shen, Cong Wang

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    1
  • RedRFT: A Light-Weight Benchmark for Reinforcement Fine-Tuning-Based Red Teaming

    Xiang Zheng, Xingjun Ma, Wei‐Bin Lee, Cong Wang

    arXiv · 2025

    RedRFT, a lightweight benchmark designed to simplify and standardize the implementation and evaluation of RFT-based red teaming, is introduced, offering high-quality single-file red teaming implementations and modular PPO core components, such as the General Advantage Estimator.

    1
  • Optimizing Cross-Client Domain Coverage for Federated Instruction Tuning of Large Language Models

    Zezhou Wang, Yaxin Du, Xingjun Ma, Yu–Gang Jiang, Zhuzhong Qian, Siheng Chen

    Findings of the Association for Computational Linguistics: EMNLP 2025 · 2025

    This work empirically establishes that cross-client domain coverage, rather than data heterogeneity, is the pivotal factor in FedDIT dynamics and introduces FedDCA, an algorithm that explicitly maximizes this coverage through diversity-oriented client center selection and retrieval-based augmentation, constructing diverse, non-redundant cross-client instruction sets.

    1
  • AIM: Additional Image Guided Generation of Transferable Adversarial Attacks

    Teng Li, Xingjun Ma, Yu–Gang Jiang

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    1
  • FedAPT: Federated Adversarial Prompt Tuning for Vision-Language Models

    Kun Zhai, Siheng Chen, Xingjun Ma, Yu–Gang Jiang

    ACM International Conference on Multimedia (ACM MM) · 2025

    This work introduces Federated Adversarial Prompt Tuning (FedAPT), a novel method designed to enhance the adversarial robustness of FPT, and proposes a class-aware prompt generator that generates visual prompts from text prompts.

    1
  • MMFair: Fair Learning via Min-Min Optimization

    Kejie Fang, Kun Zhai, Xingjun Ma

    ACM International Conference on Information and Knowledge Management (CIKM) · 2025

    This work proposes MMFair, an algorithm that optimizes perturbations through a min-min optimization approach, which helps mitigate the bias problem of linear head, while leveraging the more powerful feature-learning capabilities of MLPs, leading to more stable and accurate classification results.

    1
  • Downstream Transfer Attack: Adversarial Attacks on Downstream Models with Pre-trained Vision Transformers

    Zheng, Weijie, Xingjun Ma, Hanxun Huang, Zuxuan Wu, Yu–Gang Jiang

    arXiv · 2024

    Downstream Transfer Attack (DTA) is proposed, a novel attack method that leverages a pre-trained ViT model to craft the adversarial example and then applies the adversarial example to attack a fine-tuned version of the model on a downstream dataset.

    1
  • UnSeg: One Universal Unlearnable Example Generator is Enough against All Image Segmentation

    Ye Sun, Hao Zhang, Tiehua Zhang, Xingjun Ma, Yu-Gang Jiang

    neural information processing systems · 2024

    1
  • On the Adversarial Transferability of Generalized "Skip Connections"

    Yisen Wang, Yichuan Mo, Dongxian Wu, Mingjie Li, Xingjun Ma, Zhouchen Lin

    arXiv · 2024

    1
  • Unlearnable Examples for Time Series

    Yujing Jiang, Xingjun Ma, Sarah Erfani, James Bailey

    Lecture notes in computer science · 2024

    1
  • A Lazy Approach for Efficient Index Learning

    Guanli Liu, Lars Kulik, Xingjun Ma, Jianzhong Qi

    arXiv · 2021

    1
  • Deliberative Searcher: Improving LLM Reliability via Reinforcement Learning with Constraints

    Ziang Yin, Shujie Wang, Xuhong Wang, Xingjun Ma, Yinchun Wang

    Annual Meeting of the Association for Computational Linguistics (ACL) · 2026

    –
  • Perturbation Effects on Robustness and Individual Fairness

    Xuran Li, Hao Xue, Peng Wu, Xingjun Ma, Zhen Zhang, Huaming Chen, Flora D. Salim

    ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD) · 2026

    This work introduces RIFair, a black-box adversarial framework that leverages a decoupled perturbation strategy to construct semantically preserved yet unrobust and/or unfair instance pairs and formalizes Robust Individual Fairness (RIF), a necessary criterion for trustworthy model assessment.

    –
  • PixelSmile: Toward Fine-Grained Facial Expression Editing

    Jiabin Hua, Hengyuan Xu, Aojie Li, Wei Cheng, Gang YU, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2026

    PixelSmile is proposed, a diffusion framework that disentangles expression semantics via fully symmetric joint training that achieves superior disentanglement and robust identity preservation, confirming its effectiveness for continuous, controllable, and fine-grained expression editing, while naturally supporting smooth expression blending.

    –
  • Coarse-to-Fine Open-Set Graph Node Classification with Large Language Models

    Xueqi Ma, Xingjun Ma, Sarah Erfani, Mandic Danilo, James Bailey

    Proceedings of the AAAI Conference on Artificial Intelligence · 2026

    –
  • Defense-to-attack: Bypassing weak defenses enables stronger jailbreaks in Vision-Language Models

    Yunhan Zhao, Xiang Zheng, Yige Li, Xingjun Ma

    Pattern Recognition · 2026

    –
  • AI and AI safety: an introduction

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Model safety: adversarial defenses

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

    –
  • Preface

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • AI safety basics

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Model safety: backdoor attacks

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • RedTopic: Toward Topic-Diverse Red Teaming of Large Language Models

    Ding, Jiale, Xiang Zheng, Wu, Yutao, Wang, Cong, Wei‐Bin Lee, Pan, Ling, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2025

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  • Data safety: attacks

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • JailBound: Jailbreaking Internal Safety Boundaries of Vision-Language Models

    Jiaxin Song, Yixu Wang, Jie Li, Xuan Tong, rui yu, Yan Teng, Xingjun Ma, Yingchun Wang

    neural information processing systems · 2025

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  • Model safety: backdoor defenses

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Future prospects

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Model safety: extraction attacks and defenses

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Model safety: adversarial attacks

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • Machine learning basics

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • SafeVid: Toward Safety Aligned Video Large Multimodal Models

    Yixu Wang, Jiaxin Song, Yifeng Gao, Xin Wang, YANG YAO, Yan Teng, Xingjun Ma, Yingchun Wang, +1 more

    neural information processing systems · 2025

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  • Data safety: defenses

    Yu–Gang Jiang, Xingjun Ma, Zuxuan Wu

    Elsevier eBooks · 2025

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  • FedEGG: Federated Learning with Explicit Global Guidance

    Zhai, Kun, Yifeng Gao, Difan Zou, Guangnan Ye, Chen, Siheng, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2024

    A novel FL algorithm FedWalk is proposed that leverages an ex-ternal easy-to-converge task at the server side as a leash task to guide the local training of the clients.

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  • Constrained Intrinsic Motivation for Reinforcement Learning

    Xiang Zheng, Xingjun Ma, Chao Shen, Cong Wang

    arXiv · 2024

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  • BadPatch: Diffusion-Based Generation of Physical Adversarial Patches

    Wang, Zhixiang, Xingjun Ma, Yu–Gang Jiang

    arXiv · 2024

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  • Extracting Training Data from Unconditional Diffusion Models

    Yunhao Chen, Xingjun Ma, Difan Zou, Yu–Gang Jiang

    arXiv · 2024

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  • Alpha-IoU: A Family of Power Intersection over Union Losses for Bounding Box Regression

    Jiabo He, Sarah Erfani, Xingjun Ma, James Bailey, Ying Chi, Xian‐Sheng Hua

    neural information processing systems · 2021

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  • Adversarial Interaction Attack: Fooling AI to Misinterpret Human Intentions

    Nodens Koren, Qiuhong Ke, Yisen Wang, James Bailey, Xingjun Ma

    arXiv · 2021

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  • ECG-ATK-GAN: Robustness against Adversarial Attacks on ECG using Conditional Generative Adversarial Networks

    Khondker Fariha Hossain, Sharif Amit Kamran, Xingjun Ma, Alireza Tavakkoli

    arXiv · 2021

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  • Machine learning with adversarial perturbations and noisy labels

    Xingjun Ma

    Minerva Access (University of Melbourne) · 2018

    This thesis investigates machine learning models including DNNs and RFs, and their learning behavior through the lens of adversarial perturbations, and explores the possibility of using adversarial techniques to generate feedback.

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  • Development of communication software for intelligent robot based on VB

    Xingjun Ma

    2002

    Taking the ET-18 robot as an example, the paper presents a designing method of communication for robot and personal computer using VB, introducing the whole process from communication theory, interface designing to software development.

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Publication data from OpenAlex, with missing venues and authors filled in from Crossref; citation counts are the higher of OpenAlex and Semantic Scholar, last synced 2026-10-12. One-sentence summaries under some papers are written by Semantic Scholar’s model. Citation counts may be lower than on Google Scholar, which indexes more sources.

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