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Zhengui Xue

11 accepted papers

2023

Adversarial Example Does Good: Preventing Painting Imitation from Diffusion Models via Adversarial Examples

ICML 2023oral

Recently, Diffusion Models (DMs) boost a wave in AI for Art yet raise new copyright concerns, where infringers benefit from using unauthorized paintings to train DMs and generate novel paintings in a similar style. To address these emerging copyright violations, in this paper, we are the first to ex…

2023

Eliminating Domain Bias for Federated Learning in Representation Space

NeurIPS 2023poster

Recently, federated learning (FL) is popular for its privacy-preserving and collaborative learning abilities. However, under statistically heterogeneous scenarios, we observe that biased data domains on clients cause a representation bias phenomenon and further degenerate generic representations dur…

2023

FedALA: Adaptive Local Aggregation for Personalized Federated Learning

AAAI 2023technical

A key challenge in federated learning (FL) is the statistical heterogeneity that impairs the generalization of the global model on each client. To address this, we propose a method Federated learning with Adaptive Local Aggregation (FedALA) by capturing the desired information in the global model f…

2023

GPFL: Simultaneously Learning Global and Personalized Feature Information for Personalized Federated Learning

ICCV 2023poster

Federated Learning (FL) is popular for its privacy-preserving and collaborative learning capabilities. Recently, personalized FL (pFL) has received attention for its ability to address statistical heterogeneity and achieve personalization in FL. However, from the perspective of feature extraction, m…

Cited by 64PDFcodeScholar
2023

Online Residual-Based Key Frame Sampling with Self-Coach Mechanism and Adaptive Multi-Level Feature Fusion

ICASSP 2023accepted

Key frame sampling is a common component in video tasks. Putting more effort into key frames, rather than processing all frames equally, can significantly reduce computational costs and improve processing efficiency. This paper presents ORSampler, an adaptive Online Residual-based key frame Sampler.…

Cited by 0SourceScholar
2022

Improving Bayesian Neural Networks by Adversarial Sampling

AAAI 2022technical

Bayesian neural networks (BNNs) have drawn extensive interest due to the unique probabilistic representation framework. However, Bayesian neural networks have limited publicized deployments because of the relatively poor model performance in real-world applications. In this paper, we argue that th…

2021

Fine-Grained Pose Temporal Memory Module for Video Pose Estimation and Tracking

ICASSP 2021accepted

The task of video pose estimation and tracking has been largely improved with the development of image pose estimation recently. However, there are still many challenging cases, such as body part occlusion, fast body motion, camera zooming, and complex background. Most existing methods generally use…

Cited by 0SourceScholar
2021

Robust Bayesian Neural Networks by Spectral Expectation Bound Regularization

CVPR 2021poster

Bayesian neural networks have been widely used in many applications because of the distinctive probabilistic representation framework. Even though Bayesian neural networks have been found more robust to adversarial attacks compared with vanilla neural networks, their ability to deal with adversarial…

Cited by 11PDFcodeScholar
2021

Self-Supervised Vessel Segmentation via Adversarial Learning

ICCV 2021poster

Vessel segmentation is critically essential for diagnosinga series of diseases, e.g., coronary artery disease and retinal disease. However, annotating vessel segmentation maps of medical images is notoriously challenging due to the tiny and complex vessel structures, leading to insufficient availabl…

Cited by 61PDFcodeScholar
2021

Themis: A Fair Evaluation Platform for Computer Vision Competitions

IJCAI 2021poster

It has become increasingly thorny for computer vision competitions to preserve fairness when participants intentionally fine-tune their models against the test datasets to improve their performance. To mitigate such unfairness, competition organizers restrict the training and evaluation process of p…

2019

Object Guided External Memory Network for Video Object Detection

ICCV 2019poster

Video object detection is more challenging than image object detection because of the deteriorated frame quality. To enhance the feature representation, state-of-the-art methods propagate temporal information into the deteriorated frame by aligning and aggregating entire feature maps from multiple n…

Cited by 137PDFScholar