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Adversarial training (AT) can help improve the robustness of Vision Transformers (ViT) against adversarial attacks by intentionally injecting adversarial examples into the training data. However, this way of adversarial injection inevitably…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Fudong Lin , Jiadong Lou , Xu Yuan , Nian-Feng Tzeng

In contemporary society, surveillance anomaly detection, i.e., spotting anomalous events such as crimes or accidents in surveillance videos, is a critical task. As anomalies occur rarely, most training data consists of unlabeled videos…

计算机视觉与模式识别 · 计算机科学 2022-08-05 MyeongAh Cho , Taeoh Kim , Woo Jin Kim , Suhwan Cho , Sangyoun Lee

Clothing retrieval is a challenging problem in computer vision. With the advance of Convolutional Neural Networks (CNNs), the accuracy of clothing retrieval has been significantly improved. FashionNet[1], a recent study, proposes to employ…

计算机视觉与模式识别 · 计算机科学 2017-11-01 Zhonghao Wang , Yujun Gu , Ya Zhang , Jun Zhou , Xiao Gu

Active infrared thermography (AIRT) became a crucial tool in aerospace non-destructive testing (NDT), enabling the detection of hidden defects and anomalies in materials by capturing thermal responses over time. In AIRT, autoencoders are…

信号处理 · 电气工程与系统科学 2025-12-30 Mohammed Salah , Eman Ouda , Stefano Sfarra , Davor Svetinovic , Yusra Abdulrahman

Most existing methods for unsupervised industrial anomaly detection train a separate model for each object category. This kind of approach can easily capture the category-specific feature distributions, but results in high storage cost and…

计算机视觉与模式识别 · 计算机科学 2023-09-25 Jiangqi Liu , Feng Wang

Due to its significant capability of modeling long-range dependencies, vision transformer (ViT) has achieved promising success in both holistic and occluded person re-identification (Re-ID) tasks. However, the inherent problems of…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Junzhu Mao , Yazhou Yao , Zeren Sun , Xingguo Huang , Fumin Shen , Heng-Tao Shen

Since Transformer has found widespread use in NLP, the potential of Transformer in CV has been realized and has inspired many new approaches. However, the computation required for replacing word tokens with image patches for Transformer…

计算机视觉与模式识别 · 计算机科学 2021-06-11 Hezheng Lin , Xing Cheng , Xiangyu Wu , Fan Yang , Dong Shen , Zhongyuan Wang , Qing Song , Wei Yuan

In computer vision tasks, the ability to focus on relevant regions within an image is crucial for improving model performance, particularly when key features are small, subtle, or spatially dispersed. Convolutional neural networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Mahmudul Hasan

Artifact detectors have been shown to enhance the performance of image-generative models by serving as reward models during fine-tuning. These detectors enable the generative model to improve overall output fidelity and aesthetics. However,…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Dennis Menn , Feng Liang , Diana Marculescu

Vision transformers have emerged as a powerful tool across a wide range of applications, yet their inner workings remain only partially understood. In this work, we examine the phenomenon of massive tokens - tokens with exceptionally high…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Andrew Lu , Wentinn Liao , Liuhui Wang , Huzheng Yang , Jianbo Shi

As a powerful approach for exploratory data analysis, unsupervised clustering is a fundamental task in computer vision and pattern recognition. Many clustering algorithms have been developed, but most of them perform unsatisfactorily on the…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Pengfei Ge , Chuan-Xian Ren , Jiashi Feng , Shuicheng Yan

The recently developed vision transformer (ViT) has achieved promising results on image classification compared to convolutional neural networks. Inspired by this, in this paper, we study how to learn multi-scale feature representations in…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Chun-Fu Chen , Quanfu Fan , Rameswar Panda

As the number of fine tuning of pretrained models increased, understanding the bias of pretrained model is essential. However, there is little tool to analyse transformer architecture and the interpretation of the attention maps is still…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Bumjin Park , Jaesik Choi

Diffusion Transformer (DiT) faces challenges when generating images with higher resolution compared at training resolution, causing especially structural degradation due to attention dilution. Previous approaches attempt to mitigate this by…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Yihua Liu , Fanjiang Ye , Bowen Lin , Rongyu Fang , Chengming Zhang

Deep learning based approaches have been used to improve image quality in cone-beam computed tomography (CBCT), a medical imaging technique often used in applications such as image-guided radiation therapy, implant dentistry or…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Mohammadreza Amirian , Daniel Barco , Ivo Herzig , Frank-Peter Schilling

Vision Transformers (ViTs) have achieved remarkable success in various computer vision tasks. However, ViTs have a huge computational cost due to their inherent reliance on multi-head self-attention (MHSA), prompting efforts to accelerate…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Seungdong Yoa , Seungjun Lee , Hyeseung Cho , Bumsoo Kim , Woohyung Lim

High-resolution images offer more information about scenes that can improve model accuracy. However, the dominant model architecture in computer vision, the vision transformer (ViT), cannot effectively leverage larger images without…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Anthony Fuller , Daniel G. Kyrollos , Yousef Yassin , James R. Green

The rapid advancement of generative models has led to a growing prevalence of highly realistic AI-generated images, posing significant challenges for digital forensics and content authentication. Conventional detection methods mainly rely…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Dabbrata Das , Mahshar Yahan , Md Tareq Zaman , Md Rishadul Bayesh

Transformers have recently emerged as a powerful tool for learning visual representations. In this paper, we identify and characterize artifacts in feature maps of both supervised and self-supervised ViT networks. The artifacts correspond…

计算机视觉与模式识别 · 计算机科学 2024-04-15 Timothée Darcet , Maxime Oquab , Julien Mairal , Piotr Bojanowski

This work aims to improve the efficiency of vision transformers (ViT). While ViTs use computationally expensive self-attention operations in every layer, we identify that these operations are highly correlated across layers -- a key…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Shashanka Venkataramanan , Amir Ghodrati , Yuki M. Asano , Fatih Porikli , Amirhossein Habibian