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Related papers: VisualAD: Language-Free Zero-Shot Anomaly Detectio…

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It has recently been discovered that using a pre-trained vision-language model (VLM), e.g., CLIP, to align a whole query image with several finer text descriptions generated by a large language model can significantly enhance zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Jinhao Li , Haopeng Li , Sarah Erfani , Lei Feng , James Bailey , Feng Liu

While anomaly detection has made significant progress, generating detailed analyses that incorporate industrial knowledge remains a challenge. To address this gap, we introduce OmniAD, a novel framework that unifies anomaly detection and…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Shifang Zhao , Yiheng Lin , Lu Han , Yao Zhao , Yunchao Wei

Visual anomaly detection is a strongly application-driven field of research. Consequently, the connection between academia and industry is of paramount importance. In this regard, we present the VAND 3.0 Challenge to showcase current…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Lars Heckler-Kram , Ashwin Vaidya , Jan-Hendrik Neudeck , Ulla Scheler , Dick Ameln , Samet Akcay , Paula Ramos

Vision-Language Models for remote sensing have shown promising uses thanks to their extensive pretraining. However, their conventional usage in zero-shot scene classification methods still involves dividing large images into patches and…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Karim El Khoury , Maxime Zanella , Benoît Gérin , Tiffanie Godelaine , Benoît Macq , Saïd Mahmoudi , Christophe De Vleeschouwer , Ismail Ben Ayed

As object detectors are increasingly deployed as black-box cloud services or pre-trained models with restricted access to the original training data, the challenge of zero-shot object-level out-of-distribution (OOD) detection arises. This…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Bin Zhang , Xiaoyang Qu , Guokuan Li , Jiguang Wan , Jianzong Wang

Few-Shot Anomaly Detection (FSAD) has emerged as a critical paradigm for identifying irregularities using scarce normal references. While recent methods have integrated textual semantics to complement visual data, they predominantly rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Yuxin Jiang , Yunkang Cao , Yuqi Cheng , Yiheng Zhang , Weiming Shen

In recent years, Visual Anomaly Detection (VAD) has gained significant attention due to its ability to identify defects using only normal images during training. Many VAD models work without supervision but are still able to provide visual…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Arianna Stropeni , Valentina Zaccaria , Francesco Borsatti , Davide Dalle Pezze , Manuel Barusco , Gian Antonio Susto

Contrastive Language-Image Pre-training (CLIP) models have shown promising performance on zero-shot visual recognition tasks by learning visual representations under natural language supervision. Recent studies attempt the use of CLIP to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Hanqiu Deng , Zhaoxiang Zhang , Jinan Bao , Xingyu Li

Unsupervised anomaly detection (UAD) has been widely implemented in industrial and medical applications, which reduces the cost of manual annotation and improves efficiency in disease diagnosis. Recently, deep auto-encoder with its variants…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Mingqing Wang , Jiawei Li , Zhenyang Li , Chengxiao Luo , Bin Chen , Shu-Tao Xia , Zhi Wang

Video Anomaly Detection (VAD) automates the identification of unusual events, such as security threats in surveillance videos. In real-world applications, VAD models must effectively operate in cross-domain settings, identifying rare…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Yashika Jain , Ali Dabouei , Min Xu

The widespread use of cameras in our society has created an overwhelming amount of video data, far exceeding the capacity for human monitoring. This presents a critical challenge for public safety and security, as the timely detection of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Pascal Benschop , Cristian Meo , Justin Dauwels , Jelte P. Mense

We study the problem of compositional zero-shot learning for object-attribute recognition. Prior works use visual features extracted with a backbone network, pre-trained for object classification and thus do not capture the subtly distinct…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Nirat Saini , Khoi Pham , Abhinav Shrivastava

Weakly Supervised Video Anomaly Detection (WSVAD) is challenging because the binary anomaly label is only given on the video level, but the output requires snippet-level predictions. So, Multiple Instance Learning (MIL) is prevailing in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Hui Lv , Zhongqi Yue , Qianru Sun , Bin Luo , Zhen Cui , Hanwang Zhang

Deep learning-based industrial anomaly detectors often behave as black boxes, making it hard to justify decisions with physically meaningful defect evidence. We propose ZSG-IAD, a multimodal vision-language framework for zero-shot grounded…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Qiuhui Chen , Jiaxiang Song , Shuai Tan , Weimin Zhong

Despite remarkable progress in Vision-Language-Action models (VLAs) for robot manipulation, these large pre-trained models require fine-tuning to be deployed in specific environments. These fine-tuned models are highly sensitive to camera…

Robotics · Computer Science 2026-03-09 Hyeongjun Heo , Seungyeon Woo , Sang Min Kim , Junho Kim , Junho Lee , Yonghyeon Lee , Young Min Kim

Audio-visual zero-shot learning aims to recognize unseen classes based on paired audio-visual sequences. Recent methods mainly focus on learning multi-modal features aligned with class names to enhance the generalization ability to unseen…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Haoxing Chen , Yaohui Li , Yan Hong , Zizheng Huang , Zhuoer Xu , Zhangxuan Gu , Jun Lan , Huijia Zhu , Weiqiang Wang

Recent breakthroughs in vision-language models (VLMs) start a new page in the vision community. The VLMs provide stronger and more generalizable feature embeddings compared to those from ImageNet-pretrained models, thanks to the training on…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Jieneng Chen , Qihang Yu , Xiaohui Shen , Alan Yuille , Liang-Chieh Chen

Modern image classification is based upon directly predicting classes via large discriminative networks, which do not directly contain information about the intuitive visual features that may constitute a classification decision. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Zhili Feng , Anna Bair , J. Zico Kolter

Recently, vision-language models (e.g. CLIP) have demonstrated remarkable performance in zero-shot anomaly detection (ZSAD). By leveraging auxiliary data during training, these models can directly perform cross-category anomaly detection on…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Zhen Qu , Xian Tao , Xinyi Gong , Shichen Qu , Qiyu Chen , Zhengtao Zhang , Xingang Wang , Guiguang Ding

Zero-shot classification is a promising paradigm to solve an applicable problem when the training classes and test classes are disjoint. Achieving this usually needs experts to externalize their domain knowledge by manually specifying a…

Human-Computer Interaction · Computer Science 2021-08-17 Shichao Jia , Zeyu Li , Nuo Chen , Jiawan Zhang