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Related papers: UPOCR: Towards Unified Pixel-Level OCR Interface

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Text is ubiquitous in our visual world, conveying crucial information, such as in documents, websites, and everyday photographs. In this work, we propose UReader, a first exploration of universal OCR-free visually-situated language…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Jiabo Ye , Anwen Hu , Haiyang Xu , Qinghao Ye , Ming Yan , Guohai Xu , Chenliang Li , Junfeng Tian , Qi Qian , Ji Zhang , Qin Jin , Liang He , Xin Alex Lin , Fei Huang

In recent years, numerous tasks have been proposed to encourage model to develop specified capability in understanding audio-visual scene, primarily categorized into temporal localization, spatial localization, spatio-temporal reasoning,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Henghui Du , Guangyao Li , Chang Zhou , Chunjie Zhang , Alan Zhao , Di Hu

The evolution of visual generative models has long been constrained by fragmented architectures relying on disjoint text encoders and external VAEs. In this report, we present HiDream-O1-Image, a natively unified generative foundation model…

Medical foundation models show promise to learn broadly generalizable features from large, diverse datasets. This could be the base for reliable cross-modality generalization and rapid adaptation to new, task-specific goals, with only a few…

Multi-agent collaborative perception (MCP) has recently attracted much attention. It includes three key processes: communication for sharing, collaboration for integration, and reconstruction for different downstream tasks. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Tianhang Wang , Guang Chen , Kai Chen , Zhengfa Liu , Bo Zhang , Alois Knoll , Changjun Jiang

Text recognition in the wild is a long-standing problem in computer vision. Driven by end-to-end deep learning, recent studies suggest vision and language processing are effective for scene text recognition. Yet, solving edit errors such as…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Wenwen Yu , Mingyu Liu , Biao Yang , Enming Zhang , Deqiang Jiang , Xing Sun , Yuliang Liu , Xiang Bai

In the field of scene text spotting, previous OCR methods primarily relied on image encoders and pre-trained text information, but they often overlooked the advantages of incorporating human language instructions. To address this gap, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Chen Duan , Qianyi Jiang , Pei Fu , Jiamin Chen , Shengxi Li , Zining Wang , Shan Guo , Junfeng Luo

The development of large vision language models drives the demand for managing, and applying massive amounts of multimodal data, making OCR technology, which extracts information from visual images, increasingly popular. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Yufeng Zhong , Lei Chen , Xuanle Zhao , Wenkang Han , Liming Zheng , Jing Huang , Deyang Jiang , Yilin Cao , Lin Ma , Zhixiong Zeng

Low-level vision involves a wide spectrum of tasks, including image restoration, enhancement, stylization, and feature extraction, which differ significantly in both task formulation and output domains. To address the challenge of unified…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Xiangyu Chen , Kaiwen Zhu , Yuandong Pu , Shuo Cao , Xiaohui Li , Wenlong Zhang , Yihao Liu , Yu Qiao , Jiantao Zhou , Chao Dong

Unpaired image dehazing (UID) holds significant research importance due to the challenges in acquiring haze/clear image pairs with identical backgrounds. This paper proposes a novel method for UID named Orthogonal Decoupling Contrastive…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Zhongze Wang , Haitao Zhao , Jingchao Peng , Lujian Yao , Kaijie Zhao

We present a conceptually simple, flexible, and universal visual perception head for variant visual tasks, e.g., classification, object detection, instance segmentation and pose estimation, and different frameworks, such as one-stage or…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Jianming Liang , Guanglu Song , Biao Leng , Yu Liu

We introduce ABot-OCR, an end-to-end vision-language model that transcribes a page image directly into clean Markdown in a single forward pass. By doing so, our approach completely eliminates the need for brittle modular orchestration. To…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Kaitao Jiang , Ruiyan Gong , Xiaolong Cheng , Kangning Niu , Tianlun Li , Mu Xu

Over the past decade, automated methods have been developed to detect cracks more efficiently, accurately, and objectively, with the ultimate goal of replacing conventional manual visual inspection techniques. Among these methods, semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Nachuan Ma , Rui Fan , Lihua Xie

Optical Character Recognition (OCR) is the process of extracting digitized text from images of scanned documents. While OCR systems have already matured in many languages, they still have shortcomings in cursive languages with overlapping…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Hussein Osman , Karim Zaghw , Mostafa Hazem , Seifeldin Elsehely

Academic documents are packed with texts, equations, tables, and figures, requiring comprehensive understanding for accurate Optical Character Recognition (OCR). While end-to-end OCR methods offer improved accuracy over layout-based…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Yu Sun , Dongzhan Zhou , Chen Lin , Conghui He , Wanli Ouyang , Han-Sen Zhong

Unsupervised object-centric representation (OCR) learning has recently drawn attention as a new paradigm of visual representation. This is because of its potential of being an effective pre-training technique for various downstream tasks in…

Machine Learning · Computer Science 2024-02-27 Jaesik Yoon , Yi-Fu Wu , Heechul Bae , Sungjin Ahn

We present UniModel, a unified generative model that jointly supports visual understanding and visual generation within a single pixel-to-pixel diffusion framework. Our goal is to achieve unification along three axes: the model, the tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Chi Zhang , Jiepeng Wang , Youming Wang , Yuanzhi Liang , Xiaoyan Yang , Zuoxin Li , Haibin Huang , Xuelong Li

Visual-language models have advanced the development of universal models, yet their application in medical imaging remains constrained by specific functional requirements and the limited data. Current general-purpose models are typically…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Kaini Wang , Ling Yang , Siping Zhou , Guangquan Zhou , Wentao Zhang , Bin Cui , Shuo Li

Prompt learning has become one of the most efficient paradigms for adapting large pre-trained vision-language models to downstream tasks. Current state-of-the-art methods, like CoOp and ProDA, tend to adopt soft prompts to learn an…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Sifan Long , Zhen Zhao , Junkun Yuan , Zichang Tan , Jiangjiang Liu , Luping Zhou , Shengsheng Wang , Jingdong Wang

Digital camera and mobile document image acquisition are new trends arising in the world of Optical Character Recognition and text detection. In some cases, such process integrates many distortions and produces poorly scanned text or…

Computer Vision and Pattern Recognition · Computer Science 2015-09-14 Abdeslam El Harraj , Naoufal Raissouni