English
Related papers

Related papers: MonkeyOCR v1.5 Technical Report: Unlocking Robust …

200 papers

Large Multimodal Models (LMMs) have demonstrated impressive performance in recognizing document images with natural language instructions. However, it remains unclear to what extent capabilities in literacy with rich structure and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Zhibo Yang , Jun Tang , Zhaohai Li , Pengfei Wang , Jianqiang Wan , Humen Zhong , Xuejing Liu , Mingkun Yang , Peng Wang , Shuai Bai , LianWen Jin , Junyang Lin

Current document parsing methods advance primarily through model architecture innovation, while systematic engineering of training data remains underexplored. Yet state-of-the-art models spanning diverse architectures and parameter scales…

Document parsing converts visually rich documents into machine-readable structured representations, forming a crucial foundation for information systems. Although many benchmarks have been proposed for document parsing, they remain…

Artificial Intelligence · Computer Science 2026-05-29 Bangbang Zhou , Hangdi Xing , Yifan Chen , Jianjun Xu , Qi Zheng , Feiyu Gao , Zhibo Yang , Shuai Bai , Ming Yan , Jieping Ye , Hongtao Xie

Multimodel Large Language Models(MLLMs) have achieved promising OCR-free Document Understanding performance by increasing the supported resolution of document images. However, this comes at the cost of generating thousands of visual tokens…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Anwen Hu , Haiyang Xu , Liang Zhang , Jiabo Ye , Ming Yan , Ji Zhang , Qin Jin , Fei Huang , Jingren Zhou

Vision-Language Models (VLMs) have shown strong promise on Optical Character Recognition (OCR), yet the sheer number of visual tokens required to encode dense documents incurs prohibitive inference cost. Existing pruning methods rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Zihan Tang , Leqi Shen , Hui Chen , Ao Wang , Ben Wan , Yan Feng , Ke Zhang , Sicheng Zhao , Tongxuan Liu , Guiguang Ding

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

Text and formulas constitute the core informational components of many documents. Accurately and efficiently recognizing both is crucial for developing robust and generalizable document parsing systems. Recently, vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Yongkun Du , Zhineng Chen , Yazhen Xie , Weikang Bai , Hao Feng , Wei Shi , Yuchen Su , Can Huang , Yu-Gang Jiang

We present FireRed-OCR, a systematic framework to specialize general VLMs into high-performance OCR models. Large Vision-Language Models (VLMs) have demonstrated impressive general capabilities but frequently suffer from ``structural…

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

We present TextMonkey, a large multimodal model (LMM) tailored for text-centric tasks. Our approach introduces enhancement across several dimensions: By adopting Shifted Window Attention with zero-initialization, we achieve cross-window…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Yuliang Liu , Biao Yang , Qiang Liu , Zhang Li , Zhiyin Ma , Shuo Zhang , Xiang Bai

We present Qianfan-OCR, a 4B-parameter end-to-end vision-language model that unifies document parsing, layout analysis, and document understanding within a single architecture. It performs direct image-to-Markdown conversion and supports…

While Vision-Language Models (VLMs) achieve near-perfect scores on digital document benchmarks like OmniDocBench, their performance in the unpredictable physical world remains largely unknown due to the lack of controlled yet realistic…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Changda Zhou , Ziyue Gao , Xueqing Wang , Tingquan Gao , Cheng Cui , Jing Tang , Yi Liu

Modern LVLMs still struggle to achieve fine-grained document understanding, such as OCR/translation/caption for regions of interest to the user, tasks that require the context of the entire page, or even multiple pages. Accordingly, this…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Chenglong Liu , Haoran Wei , Jinyue Chen , Lingyu Kong , Zheng Ge , Zining Zhu , Liang Zhao , Jianjian Sun , Chunrui Han , Xiangyu Zhang

Scoring the Optical Character Recognition (OCR) capabilities of Large Multimodal Models (LMMs) has witnessed growing interest. Existing benchmarks have highlighted the impressive performance of LMMs in text recognition; however, their…

Medical document OCR is challenging due to complex layouts, domain-specific terminology, and noisy annotations, while requiring strict field-level exact matching. Existing OCR systems and general-purpose vision-language models often fail to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Wenjie Wang , Wei Wu , Ying Liu , Yuan Zhao , Xiaole Lv , Liang Diao , Zengjian Fan , Wenfeng Xie , Ziling Lin , De Shi , Lin Huang , Kaihe Xu , Hong Li

Document understanding refers to automatically extract, analyze and comprehend information from various types of digital documents, such as a web page. Existing Multi-model Large Language Models (MLLMs), including mPLUG-Owl, have…

Computation and Language · Computer Science 2023-07-07 Jiabo Ye , Anwen Hu , Haiyang Xu , Qinghao Ye , Ming Yan , Yuhao Dan , Chenlin Zhao , Guohai Xu , Chenliang Li , Junfeng Tian , Qian Qi , Ji Zhang , Fei Huang

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

Despite the rapid advancements in Multimodal Large Language Models (MLLMs), a critical question regarding their visual grounding mechanism remains unanswered: do these models genuinely ``read'' text embedded in images, or do they merely…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Yibo Peng , Peng Xia , Ding Zhong , Kaide Zeng , Siwei Han , Yiyang Zhou , Jiaqi Liu , Ruiyi Zhang , Huaxiu Yao

Recent advancements in multimodal slow-thinking systems have demonstrated remarkable performance across various visual reasoning tasks. However, their capabilities in text-rich image reasoning tasks remain understudied due to the absence of…

Machine Learning · Computer Science 2026-05-27 Mingxin Huang , Yongxin Shi , Dezhi Peng , Songxuan Lai , Zecheng Xie , Lianwen Jin

Structured information extraction from long, multilingual scanned financial documents is a core requirement in industrial KYC and compliance workflows. These documents are typically non machine readable, noisy, and visually heterogeneous.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Yuxuan Han , Yuanxing Zhang , Yushuo Wang , Yichao Jin , Kenneth Zhu Ke , Jingyuan Zhao