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The emergence of CLIP has opened the way for open-world image perception. The zero-shot classification capabilities of the model are impressive but are harder to use for dense tasks such as image segmentation. Several methods have proposed…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Monika Wysoczańska , Michaël Ramamonjisoa , Tomasz Trzciński , Oriane Siméoni

Multi-modal learning has become increasingly popular due to its ability to leverage information from different data sources (e.g., text and images) to improve the model performance. Recently, CLIP has emerged as an effective approach that…

Machine Learning · Computer Science 2024-07-12 Zixiang Chen , Yihe Deng , Yuanzhi Li , Quanquan Gu

Zero-shot anomaly detection (ZSAD) aims to detect anomalies without any target domain training samples, relying solely on external auxiliary data. Existing CLIP-based methods attempt to activate the model's ZSAD potential via handcrafted or…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Ziteng Yang , Jingzehua Xu , Yanshu Li , Zepeng Li , Yeqiang Wang , Xinghui Li

Vision-language models like CLIP are widely used in zero-shot image classification due to their ability to understand various visual concepts and natural language descriptions. However, how to fully leverage CLIP's unprecedented human-like…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Bang An , Sicheng Zhu , Michael-Andrei Panaitescu-Liess , Chaithanya Kumar Mummadi , Furong Huang

Recent works utilize CLIP to perform the challenging unsupervised semantic segmentation task where only images without annotations are available. However, we observe that when adopting CLIP to such a pixel-level understanding task,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Jingyun Wang , Guoliang Kang

CLIP has shown a remarkable zero-shot capability on a wide range of vision tasks. Previously, CLIP is only regarded as a powerful visual encoder. However, after being pre-trained by language supervision from a large amount of image-caption…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Haoyu Song , Li Dong , Wei-Nan Zhang , Ting Liu , Furu Wei

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,…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Ziyu Guo , Renrui Zhang , Longtian Qiu , Xianzheng Ma , Xupeng Miao , Xuming He , Bin Cui

Contrastive Vision-Language Pre-training, known as CLIP, has provided a new paradigm for learning visual representations using large-scale image-text pairs. It shows impressive performance on downstream tasks by zero-shot knowledge…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Renrui Zhang , Zhang Wei , Rongyao Fang , Peng Gao , Kunchang Li , Jifeng Dai , Yu Qiao , Hongsheng Li

Recent deep learning-based methods for lossy image compression achieve competitive rate-distortion performance through extensive end-to-end training and advanced architectures. However, emerging applications increasingly prioritize semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Ruiqi Shen , Haotian Wu , Wenjing Zhang , Jiangjing Hu , Deniz Gunduz

Malicious image manipulation threatens public safety and requires efficient localization methods. Existing approaches depend on costly pixel-level annotations which make training expensive. Existing weakly supervised methods rely only on…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Xinghao Wang , Changtao Miao , Dianmo Sheng , Tao Gong , Qi Chu , Nenghai Yu , Quanchen Zou , Deyue Zhang , Xiangzheng Zhang

Zero-shot semantic segmentation (ZS3) aims to segment the novel categories that have not been seen in the training. Existing works formulate ZS3 as a pixel-level zeroshot classification problem, and transfer semantic knowledge from seen…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Jian Ding , Nan Xue , Gui-Song Xia , Dengxin Dai

We introduce a method that allows to automatically segment images into semantically meaningful regions without human supervision. Derived regions are consistent across different images and coincide with human-defined semantic classes on…

Computer Vision and Pattern Recognition · Computer Science 2021-11-22 Daniil Pakhomov , Sanchit Hira , Narayani Wagle , Kemar E. Green , Nassir Navab

Semantic segmentation is a fundamental task in medical image analysis and autonomous driving and has a problem with the high cost of annotating the labels required in training. To address this problem, semantic segmentation methods based on…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Nagito Saito , Shintaro Ito , Koichi Ito , Takafumi Aoki

Large pre-trained vision-language models such as CLIP provide compact and general-purpose representations of text and images that are demonstrably effective across multiple downstream zero-shot prediction tasks. However, owing to the nature…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Sepehr Dehdashtian , Lan Wang , Vishnu Naresh Boddeti

Existing vision-text contrastive learning like CLIP aims to match the paired image and caption embeddings while pushing others apart, which improves representation transferability and supports zero-shot prediction. However, medical…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Zifeng Wang , Zhenbang Wu , Dinesh Agarwal , Jimeng Sun

Vision-language models such as CLIP are capable of mapping the different modality data into a unified feature space, enabling zero/few-shot inference by measuring the similarity of given images and texts. However, most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Xingyu Zhu , Beier Zhu , Yi Tan , Shuo Wang , Yanbin Hao , Hanwang Zhang

The continual learning setting aims to learn new tasks over time without forgetting the previous ones. The literature reports several significant efforts to tackle this problem with limited or no access to previous task data. Among such…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Vishal Thengane , Salman Khan , Munawar Hayat , Fahad Khan

Pre-trained Vision-Language Models (VLMs), such as CLIP, have shown enhanced performance across a range of tasks that involve the integration of visual and linguistic modalities. When CLIP is used for depth estimation tasks, the patches,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Xueting Hu , Ce Zhang , Yi Zhang , Bowen Hai , Ke Yu , Zhihai He

Contrastive Language-Image Pre-training (CLIP) achieves promising results in 2D zero-shot and few-shot learning. Despite the impressive performance in 2D, applying CLIP to help the learning in 3D scene understanding has yet to be explored.…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Runnan Chen , Youquan Liu , Lingdong Kong , Xinge Zhu , Yuexin Ma , Yikang Li , Yuenan Hou , Yu Qiao , Wenping Wang

With the growing interest in pretrained vision-language models like CLIP, recent research has focused on adapting these models to downstream tasks. Despite achieving promising results, most existing methods require labeled data for all…

Computer Vision and Pattern Recognition · Computer Science 2023-07-17 Zhengbo Wang , Jian Liang , Ran He , Nan Xu , Zilei Wang , Tieniu Tan