English
Related papers

Related papers: Retrieval-Enhanced Contrastive Vision-Text Models

200 papers

State-of-the-art empirical work has shown that visual representations learned by deep neural networks are robust in nature and capable of performing classification tasks on diverse datasets. For example, CLIP demonstrated zero-shot transfer…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Chanda Grover , Indra Deep Mastan , Debayan Gupta

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

CLIP models perform remarkably well on zero-shot classification and retrieval tasks. But recent studies have shown that learnt representations in CLIP are not well suited for dense prediction tasks like object detection, semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-05-16 Pavan Kumar Anasosalu Vasu , Hadi Pouransari , Fartash Faghri , Oncel Tuzel

Recently, vision-language models like CLIP have advanced the state of the art in a variety of multi-modal tasks including image captioning and caption evaluation. Many approaches leverage CLIP for cross-modal retrieval to condition…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Fabian Paischer , Markus Hofmarcher , Sepp Hochreiter , Thomas Adler

Large-scale pretrained image-text models have shown incredible zero-shot performance in a handful of tasks, including video ones such as action recognition and text-to-video retrieval. However, these models have not been adapted to video,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Santiago Castro , Fabian Caba Heilbron

Unsupervised large-scale vision-language pre-training has shown promising advances on various downstream tasks. Existing methods often model the cross-modal interaction either via the similarity of the global feature of each modality which…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Lewei Yao , Runhui Huang , Lu Hou , Guansong Lu , Minzhe Niu , Hang Xu , Xiaodan Liang , Zhenguo Li , Xin Jiang , Chunjing Xu

Continual learning (CL) aims to help deep neural networks learn new knowledge while retaining what has been learned. Owing to their powerful generalizability, pre-trained vision-language models such as Contrastive Language-Image…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Saurav Jha , Dong Gong , Lina Yao

The contrastive vision-language pre-training, known as CLIP, demonstrates remarkable potential in perceiving open-world visual concepts, enabling effective zero-shot image recognition. Nevertheless, few-shot learning methods based on CLIP…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Cheng Cheng , Lin Song , Ruoyi Xue , Hang Wang , Hongbin Sun , Yixiao Ge , Ying Shan

Contrastive Language-Image Pre-training (CLIP) excels in global alignment with language but exhibits limited sensitivity to spatial information, leading to strong performance in zero-shot classification tasks but underperformance in tasks…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Congpei Qiu , Yanhao Wu , Wei Ke , Xiuxiu Bai , Tong Zhang

Pretrained cross-modal models, for instance, the most representative CLIP, have recently led to a boom in using pre-trained models for cross-modal zero-shot tasks, considering the generalization properties. However, we analytically discover…

Multimedia · Computer Science 2024-06-28 Hanyao Wang , Yibing Zhan , Liu Liu , Liang Ding , Yan Yang , Jun Yu

Recently, CLIP has become an important model for aligning images and text in multi-modal contexts. However, researchers have identified limitations in the ability of CLIP's text and image encoders to extract detailed knowledge from pairs of…

Artificial Intelligence · Computer Science 2024-12-10 Kuei-Chun Kao

Prompt tuning, which involves training a small set of parameters, effectively enhances the pre-trained Vision-Language Models (VLMs) to downstream tasks. However, they often come at the cost of flexibility and adaptability when the tuned…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Mushui Liu , Bozheng Li , Yunlong Yu

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…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Ziyue Huang , Yupeng He , Qingjie Liu , Yunhong Wang

Pre-trained large models for multimodal contrastive learning, such as CLIP, have been widely recognized in the industry as highly susceptible to data-poisoned backdoor attacks. This poses significant risks to downstream model training. In…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Yuan Xun , Siyuan Liang , Xiaojun Jia , Xinwei Liu , Xiaochun Cao

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

Image-Text pretraining on web-scale image caption datasets has become the default recipe for open vocabulary classification and retrieval models thanks to the success of CLIP and its variants. Several works have also used CLIP features for…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Muhammad Ferjad Naeem , Yongqin Xian , Xiaohua Zhai , Lukas Hoyer , Luc Van Gool , Federico Tombari

Contrastive language-image pre-training (CLIP) has demonstrated remarkable zero-shot classification ability, namely image classification using novel text labels. Existing works have attempted to enhance CLIP by fine-tuning on downstream…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Seongha Eom , Namgyu Ho , Jaehoon Oh , Se-Young Yun

The process of transforming input images into corresponding textual explanations stands as a crucial and complex endeavor within the domains of computer vision and natural language processing. In this paper, we propose an innovative…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Chang Che , Qunwei Lin , Xinyu Zhao , Jiaxin Huang , Liqiang Yu

Contrastive learning based on instance discrimination trains model to discriminate different transformations of the anchor sample from other samples, which does not consider the semantic similarity among samples. This paper proposes a new…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Hao Li , Xiaopeng Zhang , Hongkai Xiong

Contrastively-trained Vision-Language Models (VLMs) like CLIP have become the de facto approach for discriminative vision-language representation learning. However, these models have limited language understanding, often exhibiting a "bag…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Yassine Ouali , Adrian Bulat , Alexandros Xenos , Anestis Zaganidis , Ioannis Maniadis Metaxas , Brais Martinez , Georgios Tzimiropoulos