English
Related papers

Related papers: Proto-CLIP: Vision-Language Prototypical Network f…

200 papers

In few-shot classification, we are interested in learning algorithms that train a classifier from only a handful of labeled examples. Recent progress in few-shot classification has featured meta-learning, in which a parameterized model for…

Contrastive Language-Image Pretraining (CLIP) has been widely used in vision tasks. Notably, CLIP has demonstrated promising performance in few-shot learning (FSL). However, existing CLIP-based methods in training-free FSL (i.e., without…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Yayuan Li , Jintao Guo , Lei Qi , Wenbin Li , Yinghuan Shi

In this paper, we demonstrate that CLIP can also be adapted to downstream tasks where its vision-language alignment is suboptimally learned during pre-training on web-crawled data, all without requiring fine-tuning. We explore the case of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Sohee Kim , Jisu Kang , Dunam Kim , Seokju Lee

Visual-language models such as CLIP provide powerful general-purpose representations, but their raw embeddings are not optimized for supervised classification, often exhibiting limited class separation and excessive dimensionality. We…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Matej Suchanek , Klara Janouskova , Ondrej Vasatko , Jiri Matas

Vision-language pretraining models have achieved great success in supporting multimedia applications by understanding the alignments between images and text. While existing vision-language pretraining models primarily focus on understanding…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Fuxiao Liu , Hao Tan , Chris Tensmeyer

The learning objective of vision-language approach of CLIP does not effectively account for the noisy many-to-many correspondences found in web-harvested image captioning datasets, which contributes to its compute and data inefficiency. To…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Alex Andonian , Shixing Chen , Raffay Hamid

Efficiently adapting large Vision-Language Models (VLMs) like CLIP for few-shot learning poses challenges in balancing pre-trained knowledge retention and task-specific adaptation. Existing methods often overlook valuable structural…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Dazhi Huang

Few-shot Test-Time Domain Adaptation focuses on adapting a model at test time to a specific domain using only a few unlabeled examples, addressing domain shift. Prior methods leverage CLIP's strong out-of-distribution (OOD) abilities by…

Machine Learning · Computer Science 2025-06-24 Zhixiang Chi , Li Gu , Huan Liu , Ziqiang Wang , Yanan Wu , Yang Wang , Konstantinos N Plataniotis

Visual recognition in low-data regimes requires deep neural networks to learn generalized representations from limited training samples. Recently, CLIP-based methods have shown promising few-shot performance benefited from the contrastive…

Computer Vision and Pattern Recognition · Computer Science 2023-03-06 Renrui Zhang , Xiangfei Hu , Bohao Li , Siyuan Huang , Hanqiu Deng , Hongsheng Li , Yu Qiao , Peng Gao

Contrastive pretrained large Vision-Language Models (VLMs) like CLIP have revolutionized visual representation learning by providing good performance on downstream datasets. VLMs are 0-shot adapted to a downstream dataset by designing…

Computer Vision and Pattern Recognition · Computer Science 2023-08-09 Mayug Maniparambil , Chris Vorster , Derek Molloy , Noel Murphy , Kevin McGuinness , Noel E. O'Connor

Contrastive Language-Image Pre-training (CLIP) excels in multimodal tasks such as image-text retrieval and zero-shot classification but struggles with fine-grained understanding due to its focus on coarse-grained short captions. To address…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Chunyu Xie , Bin Wang , Fanjing Kong , Jincheng Li , Dawei Liang , Gengshen Zhang , Dawei Leng , Yuhui Yin

Recently, pre-trained vision-language models (e.g., CLIP) have shown great potential in few-shot learning and attracted a lot of research interest. Although efforts have been made to improve few-shot ability of CLIP, key factors on the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Yuwei Tang , Zhenyi Lin , Qilong Wang , Pengfei Zhu , Qinghua Hu

Recent advances in pre-training vision-language models like CLIP have shown great potential in learning transferable visual representations. Nonetheless, for downstream inference, CLIP-like models suffer from either 1) degraded accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Feng Wang , Manling Li , Xudong Lin , Hairong Lv , Alexander G. Schwing , Heng Ji

Prompt learning is an effective method to customize Vision-Language Models (VLMs) for various downstream tasks, involving tuning very few parameters of input prompt tokens. Recently, prompt pretraining in large-scale dataset (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Zhenyuan Chen , Lingfeng Yang , Shuo Chen , Zhaowei Chen , Jiajun Liang , Xiang Li

An innovative few-shot anomaly detection approach is presented, leveraging the pre-trained CLIP model for medical data, and adapting it for both image-level anomaly classification (AC) and pixel-level anomaly segmentation (AS). A…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Mahshid Shiri , Cigdem Beyan , Vittorio Murino

Contrastive pretraining of image-text foundation models, such as CLIP, demonstrated excellent zero-shot performance and improved robustness on a wide range of downstream tasks. However, these models utilize large transformer-based encoders…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Pavan Kumar Anasosalu Vasu , Hadi Pouransari , Fartash Faghri , Raviteja Vemulapalli , Oncel Tuzel

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)…

Computer Vision and Pattern Recognition · Computer Science 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 become a foundation model and has been applied to various vision and multimodal tasks. However, recent works indicate that CLIP falls short in distinguishing detailed differences in images…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Yinqi Li , Jiahe Zhao , Hong Chang , Ruibing Hou , Shiguang Shan , Xilin Chen

Vision-language foundation models have emerged as powerful general-purpose representation learners with strong potential for multimodal understanding, but their deterministic embeddings often fail to provide the reliability required for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Ahmad Elallaf , Yu Zhang , Yuktha Priya Masupalli , Jeong Yang , Young Lee , Zechun Cao , Gongbo Liang

Video action recognition is a fundamental task in computer vision, but state-of-the-art models are often computationally expensive and rely on extensive video pre-training. In parallel, large-scale vision-language models like Contrastive…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Binhua Huang , Ni Wang , Arjun Pakrashi , Soumyabrata Dev