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Related papers: Turning a CLIP Model into a Scene Text Spotter

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The recent large-scale Contrastive Language-Image Pretraining (CLIP) model has shown great potential in various downstream tasks via leveraging the pretrained vision and language knowledge. Scene text, which contains rich textual and visual…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Wenwen Yu , Yuliang Liu , Wei Hua , Deqiang Jiang , Bo Ren , Xiang Bai

The proliferation of scene text in both structured and unstructured environments presents significant challenges in optical character recognition (OCR), necessitating more efficient and robust text spotting solutions. This paper presents…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Alloy Das , Sanket Biswas , Umapada Pal , Josep Lladós , Saumik Bhattacharya

Scene text retrieval aims to find all images containing the query text from an image gallery. Current efforts tend to adopt an Optical Character Recognition (OCR) pipeline, which requires complicated text detection and/or recognition…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Gangyan Zeng , Yuan Zhang , Jin Wei , Dongbao Yang , Peng Zhang , Yiwen Gao , Xugong Qin , Yu Zhou

Vision-language models such as CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions due to pre-training on short and concise captions. We present FAST-GOAL…

Artificial Intelligence · Computer Science 2026-05-27 Hyungyu Choi , Young Kyun Jang , Chanho Eom

Recently, vision-language joint representation learning has proven to be highly effective in various scenarios. In this paper, we specifically adapt vision-language joint learning for scene text detection, a task that intrinsically involves…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Sibo Song , Jianqiang Wan , Zhibo Yang , Jun Tang , Wenqing Cheng , Xiang Bai , Cong Yao

The CLIP (Contrastive Language-Image Pre-training) model and its variants are becoming the de facto backbone in many applications. However, training a CLIP model from hundreds of millions of image-text pairs can be prohibitively expensive.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-10 Liangliang Cao , Bowen Zhang , Chen Chen , Yinfei Yang , Xianzhi Du , Wencong Zhang , Zhiyun Lu , Yantao Zheng

Pre-trained vision-language models~(VLMs) are the de-facto foundation models for various downstream tasks. However, scene text recognition methods still prefer backbones pre-trained on a single modality, namely, the visual modality, despite…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Shuai Zhao , Ruijie Quan , Linchao Zhu , Yi Yang

Reading text in real-world scenarios often requires understanding the context surrounding it, especially when dealing with poor-quality text. However, current scene text recognizers are unaware of the bigger picture as they operate on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Aviad Aberdam , David Bensaïd , Alona Golts , Roy Ganz , Oren Nuriel , Royee Tichauer , Shai Mazor , Ron Litman

The increase of web-scale weakly labelled image-text pairs have greatly facilitated the development of large-scale vision-language models (e.g., CLIP), which have shown impressive generalization performance over a series of downstream…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Lianyu Hu , Tongkai Shi , Liqing Gao , Zekang Liu , Wei Feng

Existing scene text spotters are designed to locate and transcribe texts from images. However, it is challenging for a spotter to achieve precise detection and recognition of scene texts simultaneously. Inspired by the glimpse-focus…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Jiahao Lyu , Jin Wei , Gangyan Zeng , Zeng Li , Enze Xie , Wei Wang , Yu Zhou

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…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Hong-You Chen , Zhengfeng Lai , Haotian Zhang , Xinze Wang , Marcin Eichner , Keen You , Meng Cao , Bowen Zhang , Yinfei Yang , Zhe Gan

Texts on the intelligent transportation scene include mass information. Fully harnessing this information is one of the critical drivers for advancing intelligent transportation. Unlike the general scene, detecting text in transportation…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Xu Han , Junyu Gao , Chuang Yang , Yuan Yuan , Qi Wang

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

Recent advancements in Contrastive Language-Image Pre-training (CLIP) have demonstrated notable success in self-supervised representation learning across various tasks. However, the existing CLIP-like approaches often demand extensive GPU…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Yuexi Du , Brian Chang , Nicha C. Dvornek

Contrastive Language-Image Pre-training (CLIP) has drawn increasing attention recently for its transferable visual representation learning. However, due to the semantic gap within datasets, CLIP's pre-trained image-text alignment becomes…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Longtian Qiu , Renrui Zhang , Ziyu Guo , Ziyao Zeng , Zilu Guo , Yafeng Li , Guangnan Zhang

Scene understanding is essential for enhancing driver safety, generating human-centric explanations for Automated Vehicle (AV) decisions, and leveraging Artificial Intelligence (AI) for retrospective driving video analysis. This study…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Mohammed Elhenawy , Huthaifa I. Ashqar , Andry Rakotonirainy , Taqwa I. Alhadidi , Ahmed Jaber , Mohammad Abu Tami

Contrastive language-image pretraining (CLIP) using image-text pairs has achieved impressive results on image classification in both zero-shot and transfer learning settings. However, we show that directly applying such models to recognize…

Computer Vision and Pattern Recognition · Computer Science 2021-12-17 Yiwu Zhong , Jianwei Yang , Pengchuan Zhang , Chunyuan Li , Noel Codella , Liunian Harold Li , Luowei Zhou , Xiyang Dai , Lu Yuan , Yin Li , Jianfeng Gao

Recently, Vision-Language Pre-training (VLP) techniques have greatly benefited various vision-language tasks by jointly learning visual and textual representations, which intuitively helps in Optical Character Recognition (OCR) tasks due to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Chuhui Xue , Wenqing Zhang , Yu Hao , Shijian Lu , Philip Torr , Song Bai

Contrastive Language-Image Pretraining (CLIP) achieves strong generalization in vision-language tasks by aligning images and texts in a shared embedding space. However, recent findings show that CLIP-like models still underutilize…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Weiheng Zhao , Zilong Huang , Jiashi Feng , Xinggang Wang

Scene text detection remains a grand challenge due to the variation in text curvatures, orientations, and aspect ratios. One of the hardest problems in this task is how to represent text instances of arbitrary shapes. Although many methods…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Tao Sheng , Jie Chen , Zhouhui Lian
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