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Neurosymbolic learning enables the integration of symbolic reasoning with deep learning but faces significant challenges in scaling to complex symbolic programs, large datasets, or both. We introduce DOLPHIN, a framework that tackles these…

Machine Learning · Computer Science 2026-01-01 Aaditya Naik , Jason Liu , Claire Wang , Amish Sethi , Saikat Dutta , Mayur Naik , Eric Wong

Prompt learning has emerged as an efficient and effective approach for transferring foundational Vision-Language Models (e.g., CLIP) to downstream tasks. However, current methods tend to overfit to seen categories, thereby limiting their…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Chen Xu , Yuhan Zhu , Guozhen Zhang , Haocheng Shen , Yixuan Liao , Xiaoxin Chen , Gangshan Wu , Limin Wang

With the rapid advancement of digitalization, various document images are being applied more extensively in production and daily life, and there is an increasingly urgent need for fast and accurate parsing of the content in document images.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Feng Ni , Kui Huang , Yao Lu , Wenyu Lv , Guanzhong Wang , Zeyu Chen , Yi Liu

Optical Character Recognition (OCR) technology is widely used to extract text from images of documents, facilitating efficient digitization and data retrieval. However, merely extracting text is insufficient when dealing with complex…

Acquiring structured data from domain-specific, image-based documents such as scanned reports is crucial for many downstream tasks but remains challenging due to document variability. Many of these documents exist as images rather than as…

Software Engineering · Computer Science 2025-05-07 Qiang Sun , Sirui Li , Tingting Bi , Du Huynh , Mark Reynolds , Yuanyi Luo , Wei Liu

Historical Document Image Binarization is a well-known segmentation problem in image processing. Despite ubiquity, traditional thresholding algorithms achieved limited success on severely degraded document images. With the advent of deep…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Avirup Dey , Nibaran Das , Mita Nasipuri

Removing degradation from document images not only improves their visual quality and readability, but also enhances the performance of numerous automated document analysis and recognition tasks. However, existing regression-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-08-10 Zongyuan Yang , Baolin Liu , Yongping Xiong , Lan Yi , Guibin Wu , Xiaojun Tang , Ziqi Liu , Junjie Zhou , Xing Zhang

Pre-trained vision-language models (VLMs) have achieved impressive results in a range of vision-language tasks. However, popular VLMs usually consist of hundreds of millions of parameters which brings challenges for fine-tuning and…

Computation and Language · Computer Science 2022-10-17 Tiannan Wang , Wangchunshu Zhou , Yan Zeng , Xinsong Zhang

Visual document understanding (VDU) is a challenging task that involves understanding documents across various modalities (text and image) and layouts (forms, tables, etc.). This study aims to enhance generalizability of small VDU models by…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Sungnyun Kim , Haofu Liao , Srikar Appalaraju , Peng Tang , Zhuowen Tu , Ravi Kumar Satzoda , R. Manmatha , Vijay Mahadevan , Stefano Soatto

Automated parsing of scanned documents into richly structured, machine-readable formats remains a critical bottleneck in Document AI, as traditional multi-stage pipelines suffer from error propagation and limited adaptability to diverse…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Baode Wang , Biao Wu , Weizhen Li , Meng Fang , Zuming Huang , Jun Huang , Haozhe Wang , Yanjie Liang , Ling Chen , Wei Chu , Yuan Qi

Retrieval-augmented generation is a practical paradigm for question answering over long documents, but it remains brittle for multimodal reading where text, tables, and figures are interleaved across many pages. First, flat chunking breaks…

Computation and Language · Computer Science 2026-01-30 Yaxin Du , Junru Song , Yifan Zhou , Cheng Wang , Jiahao Gu , Zimeng Chen , Menglan Chen , Wen Yao , Yang Yang , Ying Wen , Siheng Chen

Pre-training of text and layout has proved effective in a variety of visually-rich document understanding tasks due to its effective model architecture and the advantage of large-scale unlabeled scanned/digital-born documents. We propose…

Computation and Language · Computer Science 2022-01-11 Yang Xu , Yiheng Xu , Tengchao Lv , Lei Cui , Furu Wei , Guoxin Wang , Yijuan Lu , Dinei Florencio , Cha Zhang , Wanxiang Che , Min Zhang , Lidong Zhou

Binarization of document images is an important pre-processing step in the field of document analysis. Traditional image binarization techniques usually rely on histograms or local statistics to identify a valid threshold to differentiate…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Richin Sukesh , Mathias Seuret , Anguelos Nicolaou , Martin Mayr , Vincent Christlein

Pre-trained vision-language (V-L) models such as CLIP have shown excellent performance in many downstream cross-modal tasks. However, most of them are only applicable to the English context. Subsequent research has focused on this problem…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Wenbo Zhang , Yifan Zhang , Jianfeng Lin , Binqiang Huang , Jinlu Zhang , Wenhao Yu

Vision-Language Pre-training (VLP) shows remarkable progress with the assistance of extremely heavy parameters, which challenges deployment in real applications. Knowledge distillation is well recognized as the essential procedure in model…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Huafeng Kuang , Jie Wu , Xiawu Zheng , Ming Li , Xuefeng Xiao , Rui Wang , Min Zheng , Rongrong Ji

Document Layout Analysis is crucial for real-world document understanding systems, but it encounters a challenging trade-off between speed and accuracy: multimodal methods leveraging both text and visual features achieve higher accuracy but…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Zhiyuan Zhao , Hengrui Kang , Bin Wang , Conghui He

The rapid advancement of unsupervised representation learning and large-scale pre-trained vision-language models has significantly improved cross-modal retrieval tasks. However, existing multi-modal information retrieval (MMIR) studies lack…

Information Retrieval · Computer Science 2025-10-20 Zirui Li , Siwei Wu , Yizhi Li , Xingyu Wang , Yi Zhou , Chenghua Lin

Decomposing images of document pages into high-level semantic regions (e.g., figures, tables, paragraphs), document object detection (DOD) is fundamental for downstream tasks like intelligent document editing and understanding. DOD remains…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Kai Li , Curtis Wigington , Chris Tensmeyer , Handong Zhao , Nikolaos Barmpalios , Vlad I. Morariu , Varun Manjunatha , Tong Sun , Yun Fu

Document image segmentation is crucial for document analysis and recognition but remains challenging due to the diversity of document formats and segmentation tasks. Existing methods often address these tasks separately, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Xiao-Hui Li , Fei Yin , Cheng-Lin Liu

Humans effortlessly interpret images by parsing them into part-whole hierarchies; deep learning excels in learning multi-level feature spaces, but they often lack explicit coding of part-whole relations, a prominent property of medical…

Computer Vision and Pattern Recognition · Computer Science 2024-04-25 Mohammad Reza Hosseinzadeh Taher , Michael B. Gotway , Jianming Liang