中文
相关论文

相关论文: CLIP-FSAC++: Few-Shot Anomaly Classification with …

200 篇论文

In contrast to the incremental classification task, the incremental detection task is characterized by the presence of data ambiguity, as an image may have differently labeled bounding boxes across multiple continuous learning stages. This…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Ziyue Huang , Yupeng He , Qingjie Liu , Yunhong Wang

CLIP showcases exceptional cross-modal matching capabilities due to its training on image-text contrastive learning tasks. However, without specific optimization for unimodal scenarios, its performance in single-modality feature extraction…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Chao Yi , Lu Ren , De-Chuan Zhan , Han-Jia Ye

Few-shot graph anomaly detection (GAD) has recently garnered increasing attention, which aims to discern anomalous patterns among abundant unlabeled test nodes under the guidance of a limited number of labeled training nodes. Existing…

机器学习 · 计算机科学 2024-10-14 Jiazhen Chen , Sichao Fu , Zhibin Zhang , Zheng Ma , Mingbin Feng , Tony S. Wirjanto , Qinmu Peng

Previous industrial anomaly detection methods often struggle to handle the extensive diversity in training sets, particularly when they contain stylistically diverse and feature-rich samples, which we categorize as feature-rich anomaly…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Fengjie Wang , Chengming Liu , Lei Shi , Pang Haibo

Anomaly detection is a critical and challenging task that aims to identify data points deviating from normal patterns and distributions within a dataset. Various methods have been proposed using a one-class-one-model approach, but these…

机器学习 · 计算机科学 2023-12-07 Jae Young Lee , Wonjun Lee , Jaehyun Choi , Yongkwi Lee , Young Seog Yoon

Low-shot image classification is a fundamental task in computer vision, and the emergence of large-scale vision-language models such as CLIP has greatly advanced the forefront of research in this field. However, most existing CLIP-based…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Yibo Miao , Yu Lei , Feng Zhou , Zhijie Deng

Recent adaptations can boost the low-shot capability of Contrastive Vision-Language Pre-training (CLIP) by effectively facilitating knowledge transfer. However, these adaptation methods are usually operated on the global view of an input…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Jinda Lu , Shuo Wang , Yanbin Hao , Haifeng Liu , Xiang Wang , Meng Wang

Contrastive Language-Image Pre-training (CLIP) has been shown to learn visual representations with great transferability, which achieves promising accuracy for zero-shot classification. To further improve its downstream performance,…

计算机视觉与模式识别 · 计算机科学 2022-12-20 Ziyu Guo , Renrui Zhang , Longtian Qiu , Xianzheng Ma , Xupeng Miao , Xuming He , Bin Cui

Video anomaly detection (VAD) -- commonly formulated as a multiple-instance learning problem in a weakly-supervised manner due to its labor-intensive nature -- is a challenging problem in video surveillance where the frames of anomaly need…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Hyekang Kevin Joo , Khoa Vo , Kashu Yamazaki , Ngan Le

The well-aligned attribute of CLIP-based models enables its effective application like CLIPscore as a widely adopted image quality assessment metric. However, such a CLIP-based metric is vulnerable for its delicate multimodal alignment. In…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Yulin Chen , Zeyuan Wang , Tianyuan Yu , Yingmei Wei , Liang Bai

In this paper, we explore a weakly supervised method for anomaly detection. Since annotating videos is time-consuming, we only look at weak video-level labels during training. This means that given a video, we know that it is either normal…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Urvi Gianchandani , Praveen Tirupattur , Mubarak Shah

Zero-shot action recognition is challenging due to the semantic gap between seen and unseen classes. We present a novel framework that enhances CLIP with disentangled embeddings and semantic-guided interaction. A Motion Separation Module…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Yiming Wang , Frederick W. B. Li , Jingyun Wang

The rapid development of Industry 4.0 has amplified the scope and destructiveness of industrial Cyber-Physical System (CPS) by network attacks. Anomaly detection techniques are employed to identify these attacks and guarantee the normal…

密码学与安全 · 计算机科学 2023-02-22 Haili Sun , Yan Huang , Lansheng Han , Chunjie Zhou

Anomaly detection in complex industrial processes plays a pivotal role in ensuring efficient, stable, and secure operation. Existing anomaly detection methods primarily focus on analyzing dominant anomalies using the process variables (such…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Gaochang Wu , Yapeng Zhang , Lan Deng , Jingxin Zhang , Tianyou Chai

The CLIP model's outstanding generalization has driven recent success in Zero-Shot Anomaly Detection (ZSAD) for detecting anomalies in unseen categories. The core challenge in ZSAD is to specialize the model for anomaly detection tasks…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Jun Yeong Park , JunYoung Seo , Minji Kang , Yu Rang Park

Despite its remarkable success in zero-shot image-text matching, CLIP remains highly vulnerable to adversarial perturbations on images. As adversarial fine-tuning is prohibitively costly, recent works explore various test-time defense…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Linxiang Su , András Balogh

Recent adapter-based CLIP tuning (e.g., Tip-Adapter) is a strong few-shot learner, achieving efficiency by caching support features for fast prototype matching. However, these methods rely on global uni-modal feature vectors, overlooking…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Mohammed Rahman Sherif Khan Mohammad , Ardhendu Behera , Sandip Pradhan , Swagat Kumar , Amr Ahmed

In recent years, the focus on anomaly detection and localization in industrial inspection tasks has intensified. While existing studies have demonstrated impressive outcomes, they often rely heavily on extensive training datasets or robust…

计算机视觉与模式识别 · 计算机科学 2023-12-18 Ho-Weng Lee , Shang-Hong Lai

Pretrained vision-language models, such as CLIP, show promising zero-shot performance across a wide variety of datasets. For closed-set classification tasks, however, there is an inherent limitation: CLIP image encoders are typically…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Piyapat Saranrittichai , Mauricio Munoz , Volker Fischer , Chaithanya Kumar Mummadi

The emergence of large pre-trained vision-language models (VLMs) represents a paradigm shift in machine learning, with unprecedented results in a broad span of visual recognition tasks. CLIP, one of the most popular VLMs, has exhibited…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Pablo Morales-Álvarez , Stergios Christodoulidis , Maria Vakalopoulou , Pablo Piantanida , Jose Dolz