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Related papers: IQE-CLIP: Instance-aware Query Embedding for Zero-…

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Recently, large vision and language models have shown their success when adapting them to many downstream tasks. In this paper, we present a unified framework named CLIP-ADA for Anomaly Detection by Adapting a pre-trained CLIP model. To…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Yuxuan Cai , Xinwei He , Dingkang Liang , Ao Tong , Xiang Bai

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…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Yiming Wang , Frederick W. B. Li , Jingyun Wang

Prompt learning has emerged as a valuable technique in enhancing vision-language models (VLMs) such as CLIP for downstream tasks in specific domains. Existing work mainly focuses on designing various learning forms of prompts, neglecting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Zheng Li , Xiang Li , Xinyi Fu , Xin Zhang , Weiqiang Wang , Shuo Chen , Jian Yang

Zero-shot anomaly detection (ZSAD) requires detecting and localizing anomalies without access to target-class anomaly samples. Mainstream methods rely on vision-language models (VLMs) such as CLIP: they build hand-crafted or learned prompt…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yanning Hou , Peiyuan Li , Zirui Liu , Yitong Wang , Yanran Ruan , Jianfeng Qiu , Ke Xu

Existing methods for arbitrary-shaped text detection in natural scenes face two critical issues, i.e., 1) fracture detections at the gaps in a text instance; and 2) inaccurate detections of arbitrary-shaped text instances with diverse…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Bo Du , Jian Ye , Jing Zhang , Juhua Liu , Dacheng Tao

Vision-language models (VLMs) like CLIP are trained with the objective of aligning text and image pairs. To improve CLIP-based few-shot image classification, recent works have observed that, along with text embeddings, image embeddings from…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Dipam Goswami , Simone Magistri , Gido M. van de Ven , Bartłomiej Twardowski , Andrew D. Bagdanov , Tinne Tuytelaars , Joost van de Weijer

Facial recognition systems are vulnerable to physical (e.g., printed photos) and digital (e.g., DeepFake) face attacks. Existing methods struggle to simultaneously detect physical and digital attacks due to: 1) significant intra-class…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Yongze Li , Ning Li , Ajian Liu , Hui Ma , Liying Yang , Xihong Chen , Zhiyao Liang , Yanyan Liang , Jun Wan , Zhen Lei

Contrastive Language-Image Pre-training (CLIP) has demonstrated outstanding performance in global image understanding and zero-shot transfer through large-scale text-image alignment. However, the core of medical image analysis often lies in…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Jiahui Peng , He Yao , Jingwen Li , Yanzhou Su , Sibo Ju , Yujie Lu , Jin Ye , Hongchun Lu , Xue Li , Lincheng Jiang , Min Zhu , Junlong Cheng

Large language models (LLMs) have shown remarkable performance in vision-language tasks, but their application in the medical field remains underexplored, particularly for integrating structured time series data with unstructured clinical…

Computation and Language · Computer Science 2025-06-17 Shuai Niu , Jing Ma , Hongzhan Lin , Liang Bai , Zhihua Wang , Wei Bi , Yida Xu , Guo Li , Xian Yang

Large-scale foundation models like CLIP have shown strong zero-shot generalization but struggle with domain shifts, limiting their adaptability. In our work, we introduce \textsc{StyLIP}, a novel domain-agnostic prompt learning strategy for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-08 Ankit Jha

Few-shot anomaly detection (FSAD) methods identify anomalous regions with few known normal samples. Most existing methods rely on the generalization ability of pre-trained vision-language models (VLMs) to recognize potentially anomalous…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Yuanting Fan , Jun Liu , Xiaochen Chen , Bin-Bin Gao , Jian Li , Yong Liu , Jinlong Peng , Chengjie Wang

Prompting has emerged as a practical way to adapt frozen vision-language models (VLMs) for video anomaly detection (VAD). Yet, existing prompts are often overly abstract, overlooking the fine-grained human-object interactions or action…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Shu Zou , Xinyu Tian , Lukas Wesemann , Fabian Waschkowski , Zhaoyuan Yang , Jing Zhang

We study multi-modal few-shot object detection (FSOD) in this paper, using both few-shot visual examples and class semantic information for detection, which are complementary to each other by definition. Most of the previous works on…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Guangxing Han , Long Chen , Jiawei Ma , Shiyuan Huang , Rama Chellappa , Shih-Fu Chang

Recent approaches leveraging multi-modal pre-trained models like CLIP for Unsupervised Domain Adaptation (UDA) have shown significant promise in bridging domain gaps and improving generalization by utilizing rich semantic knowledge and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Tung-Long Vuong , Hoang Phan , Vy Vo , Anh Bui , Thanh-Toan Do , Trung Le , Dinh Phung

Rare events, due to their infrequent occurrences, do not have much data, and hence deep learning techniques fail in estimating the distribution for such data. Open-vocabulary models represent an innovative approach to image classification.…

Computer Vision and Pattern Recognition · Computer Science 2025-01-29 Payal Kamboj , Ayan Banerjee , Bin Xu , Sandeep Gupta

While impressive progress has been achieved, video instance segmentation (VIS) methods with per-clip input often fail on challenging videos with occluded objects and crowded scenes. This is mainly because instance queries in these methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Minghan Li , Shuai Li , Wangmeng Xiang , Lei Zhang

Few-shot anomaly detection (FSAD) aims to detect unseen anomaly regions with the guidance of very few normal support images from the same class. Existing FSAD methods usually find anomalies by directly designing complex text prompts to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Fenfang Tao , Guo-Sen Xie , Fang Zhao , Xiangbo Shu

Exploiting the foundation models (e.g., CLIP) to build a versatile keypoint detector has gained increasing attention. Most existing models accept either the text prompt (e.g., ``the nose of a cat''), or the visual prompt (e.g., support…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Changsheng Lu , Zheyuan Liu , Piotr Koniusz

Wireless capsule endoscopy (WCE) enables non-invasive visual assessment of the small bowel, but its clinical utility is constrained by the large volume of frames generated per examination and the difficulty of recognising subtle…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Haroon Wahab , Irfan Mehmood , Hassan Ugail

While an image is worth more than a thousand words, only a few provide crucial information for a given task and thus should be focused on. In light of this, ideal text-to-image (T2I) retrievers should prioritize specific visual attributes…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Siting Li , Xiang Gao , Simon Shaolei Du