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Chenxing Gao

6 accepted papers

2025

Causal Feature Supervision Decoupling: A Novel Method for Clothes-Changing Person Re-identification Algorithm

ICASSP 2025accepted

Clothes-Changing person re-identification algorithm (Re-ID) is the task of retrieving the query person in the case of the change of pedestrian clothing. Changes in pedestrian clothing lead to an offset in clothing features, resulting in a decrease in identification performance. Simply removing cloth…

Cited by 0SourceScholar
2025

Video Anomaly Detection with Motion and Appearance Guided Patch Diffusion Model

AAAI 2025technical

A recent endeavor in one class of video anomaly detection is to leverage diffusion models and posit the task as a generation problem, where the diffusion model is trained to recover normal patterns exclusively, thus reporting abnormal patterns as outliers. Yet, existing attempts neglect the various…

2024

Attacking Transformers with Feature Diversity Adversarial Perturbation

AAAI 2024technical

Understanding the mechanisms behind Vision Transformer (ViT), particularly its vulnerability to adversarial perturbations, is crucial for addressing challenges in its real-world applications. Existing ViT adversarial attackers rely on labels to calculate the gradient for perturbation, and exhibit lo…

Cited by 5SourcePDFScholar
2024

Dynamic Feature Pruning and Consolidation for Occluded Person Re-identification

AAAI 2024technical

Occluded person re-identification (ReID) is a challenging problem due to contamination from occluders. Existing approaches address the issue with prior knowledge cues, such as human body key points and semantic segmentations, which easily fail in the presence of heavy occlusion and other humans as o…

2024

Progressive Text-to-Image Diffusion with Soft Latent Direction

AAAI 2024technical

In spite of the rapidly evolving landscape of text-to-image generation, the synthesis and manipulation of multiple entities while adhering to specific relational constraints pose enduring challenges. This paper introduces an innovative progressive synthesis and editing operation that systematically…

2023

Synthetic Pseudo Anomalies for Unsupervised Video Anomaly Detection: A Simple Yet Efficient Framework Based on Masked Autoencoder

ICASSP 2023accepted

Due to the limited availability of anomalous samples for training, video anomaly detection is commonly viewed as a one-class classification problem. Many prevalent methods investigate the reconstruction difference produced by AutoEncoders (AEs) under the assumption that the AEs would reconstruct the…

Cited by 0SourceScholar