中文
相关论文

相关论文: Dual-Image Enhanced CLIP for Zero-Shot Anomaly Det…

200 篇论文

Despite its prevalent use in image-text matching tasks in a zero-shot manner, CLIP has been shown to be highly vulnerable to adversarial perturbations added onto images. Recent studies propose to finetune the vision encoder of CLIP with…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Songlong Xing , Zhengyu Zhao , Nicu Sebe

Image token removal is an efficient augmentation strategy for reducing the cost of computing image features. However, this efficient augmentation strategy has been found to adversely affect the accuracy of CLIP-based training. We…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Yifan Yang , Weiquan Huang , Yixuan Wei , Houwen Peng , Xinyang Jiang , Huiqiang Jiang , Fangyun Wei , Yin Wang , Han Hu , Lili Qiu , Yuqing Yang

Contrastive Language-Image Pretraining (CLIP) is a popular foundation model, supporting from zero-shot classification, retrieval to encoders for multimodal large language models (MLLMs). Although CLIP is successfully trained on…

The inability of state-of-the-art semantic segmentation methods to detect anomaly instances hinders them from being deployed in safety-critical and complex applications, such as autonomous driving. Recent approaches have focused on either…

计算机视觉与模式识别 · 计算机科学 2021-03-10 Giancarlo Di Biase , Hermann Blum , Roland Siegwart , Cesar Cadena

Fine-tuning vision-language models (VLMs) like CLIP to downstream tasks is often necessary to optimize their performance. However, a major obstacle is the limited availability of labeled data. We study the use of pseudolabels, i.e.,…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Cristina Menghini , Andrew Delworth , Stephen H. Bach

Methods based on Contrastive Language-Image Pre-training (CLIP) are nowadays extensively used in support of vision-and-language tasks involving remote sensing data, such as cross-modal retrieval. The adaptation of CLIP to this specific…

计算机视觉与模式识别 · 计算机科学 2024-11-01 João Daniel Silva , Joao Magalhaes , Devis Tuia , Bruno Martins

During the preceding biennium, vision-language pre-training has achieved noteworthy success on several downstream tasks. Nevertheless, acquiring high-quality image-text pairs, where the pairs are entirely exclusive of each other, remains a…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Yuting Gao , Jinfeng Liu , Zihan Xu , Tong Wu Enwei Zhang , Wei Liu , Jie Yang , Ke Li , Xing Sun

Image recognition has recently witnessed a paradigm shift, where vision-language models are now used to perform few-shot classification based on textual prompts. Among these, the CLIP model has shown remarkable capabilities for zero-shot…

计算机视觉与模式识别 · 计算机科学 2023-07-27 Lorenzo Agnolucci , Alberto Baldrati , Francesco Todino , Federico Becattini , Marco Bertini , Alberto Del Bimbo

Contrastive learning has emerged as an efficient framework to learn multimodal representations. CLIP, a seminal work in this area, achieved impressive results by training on paired image-text data using the contrastive loss. Recent work…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Enrico Fini , Pietro Astolfi , Adriana Romero-Soriano , Jakob Verbeek , Michal Drozdzal

CLIP (Contrastive Language-Image Pre-training) uses contrastive learning from noise image-text pairs to excel at recognizing a wide array of candidates, yet its focus on broad associations hinders the precision in distinguishing subtle…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Ziyu Liu , Zeyi Sun , Yuhang Zang , Wei Li , Pan Zhang , Xiaoyi Dong , Yuanjun Xiong , Dahua Lin , Jiaqi Wang

Recent advancements in large-scale pretraining in natural language processing have enabled pretrained vision-language models such as CLIP to effectively align images and text, significantly improving performance in zero-shot image…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Thanh Hieu Cao , Trung Khang Tran , Gia Thinh Pham , Tuong Nghiem Diep , Thanh Binh Nguyen

Occlusion and clutter are two scene states that make it difficult to detect anomalies in surveillance video. Furthermore, anomaly events are rare and, as a consequence, class imbalance and lack of labeled anomaly data are also key features…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Silas Santiago Lopes Pereira , José Everardo Bessa Maia

Remote sensing applications increasingly rely on deep learning for scene classification. However, their performance is often constrained by the scarcity of labeled data and the high cost of annotation across diverse geographic and sensor…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Ivica Dimitrovski , Vlatko Spasev , Ivan Kitanovski

Vision-language models (VLMs) such as CLIP demonstrate strong generalization in zero-shot classification but remain highly vulnerable to adversarial perturbations. Existing methods primarily focus on adversarial fine-tuning or prompt…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Xingyu Zhu , Beier Zhu , Shuo Wang , Kesen Zhao , Hanwang Zhang

CLIP has achieved impressive zero-shot performance after pre-training on a large-scale dataset consisting of paired image-text data. Previous works have utilized CLIP by incorporating manually designed visual prompts like colored circles…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Jiedong Zhuang , Jiaqi Hu , Lianrui Mu , Rui Hu , Xiaoyu Liang , Jiangnan Ye , Haoji Hu

Recent advancements in pre-trained vision-language models like CLIP have enabled the task of open-vocabulary segmentation. CLIP demonstrates impressive zero-shot capabilities in various downstream tasks that require holistic image…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Sule Bai , Yong Liu , Yifei Han , Haoji Zhang , Yansong Tang , Jie Zhou , Jiwen Lu

Visual language models like Contrastive Language-Image Pretraining (CLIP) have shown impressive performance in analyzing natural images with language information. However, these models often encounter challenges when applied to specialized…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Jiaqing Zhang , Mingxiang Cao , Xue Yang , Kai Jiang , Yunsong Li

In rapidly evolving field of vision-language models (VLMs), contrastive language-image pre-training (CLIP) has made significant strides, becoming foundation for various downstream tasks. However, relying on one-to-one (image, text)…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Haicheng Wang , Chen Ju , Weixiong Lin , Shuai Xiao , Mengting Chen , Yixuan Huang , Chang Liu , Mingshuai Yao , Jinsong Lan , Ying Chen , Qingwen Liu , Yanfeng Wang

Contrastive Language-Image Pre-training (CLIP) has been a celebrated method for training vision encoders to generate image/text representations facilitating various applications. Recently, CLIP has been widely adopted as the vision backbone…

计算机视觉与模式识别 · 计算机科学 2025-02-20 Hong-You Chen , Zhengfeng Lai , Haotian Zhang , Xinze Wang , Marcin Eichner , Keen You , Meng Cao , Bowen Zhang , Yinfei Yang , Zhe Gan

Anomaly detection in chest X-rays is a critical task. Most methods mainly model the distribution of normal images, and then regard significant deviation from normal distribution as anomaly. Recently, CLIP-based methods, pre-trained on a…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Zhichao Sun , Yuliang Gu , Yepeng Liu , Zerui Zhang , Zhou Zhao , Yongchao Xu