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Related papers: Towards Khmer Scene Document Layout Detection

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Developing effective scene text detection and recognition models hinges on extensive training data, which can be both laborious and costly to obtain, especially for low-resourced languages. Conventional methods tailored for Latin characters…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Vannkinh Nom , Souhail Bakkali , Muhammad Muzzamil Luqman , Mickaël Coustaty , Jean-Marc Ogier

Automated document layout analysis remains a major challenge for low-resource, non-Latin scripts. Khmer is a language spoken daily by over 17 million people in Cambodia, receiving little attention in the development of document AI tools.…

Computation and Language · Computer Science 2025-12-16 Nimol Thuon , Jun Du

Vietnamese document analysis and recognition (DAR) is a crucial field with applications in digitization, information retrieval, and automation. Despite advancements in OCR and NLP, Vietnamese text recognition faces unique challenges due to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Anh Le , Thanh Lam , Dung Nguyen

Scene text detection and document layout analysis have long been treated as two separate tasks in different image domains. In this paper, we bring them together and introduce the task of unified scene text detection and layout analysis. The…

Computer Vision and Pattern Recognition · Computer Science 2022-06-06 Shangbang Long , Siyang Qin , Dmitry Panteleev , Alessandro Bissacco , Yasuhisa Fujii , Michalis Raptis

This paper proposes LayoutLLM, a more flexible document analysis method for understanding imaged documents. Visually Rich Document Understanding tasks, such as document image classification and information extraction, have gained…

Computation and Language · Computer Science 2024-03-22 Masato Fujitake

Khmer is a low-resource language characterized by a complex script, presenting significant challenges for optical character recognition (OCR). While document printed text recognition has advanced because of available datasets, performance…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Marry Kong , Rina Buoy , Sovisal Chenda , Nguonly Taing , Masakazu Iwamura , Koichi Kise

Enterprise documents such as forms, invoices, receipts, reports, contracts, and other similar records, often carry rich semantics at the intersection of textual and spatial modalities. The visual cues offered by their complex layouts play a…

Computation and Language · Computer Science 2024-01-03 Dongsheng Wang , Natraj Raman , Mathieu Sibue , Zhiqiang Ma , Petr Babkin , Simerjot Kaur , Yulong Pei , Armineh Nourbakhsh , Xiaomo Liu

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

Recently, leveraging large language models (LLMs) or multimodal large language models (MLLMs) for document understanding has been proven very promising. However, previous works that employ LLMs/MLLMs for document understanding have not…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Chuwei Luo , Yufan Shen , Zhaoqing Zhu , Qi Zheng , Zhi Yu , Cong Yao

Document AI has advanced rapidly and is attracting increasing attention. Yet, while most efforts have focused on document layout analysis (DLA), its generative counterpart, layout generation, remains underexplored. Distinct from traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Hengrui Kang , Zhuangcheng Gu , Zhiyuan Zhao , Zichen Wen , Bin Wang , Weijia Li , Conghui He

Text-rich document understanding (TDU) requires comprehensive analysis of documents containing substantial textual content and complex layouts. While Multimodal Large Language Models (MLLMs) have achieved fast progress in this domain,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Wenhui Liao , Jiapeng Wang , Hongliang Li , Chengyu Wang , Jun Huang , Lianwen Jin

Recently, many studies have demonstrated that exclusively incorporating OCR-derived text and spatial layouts with large language models (LLMs) can be highly effective for document understanding tasks. However, existing methods that…

Computation and Language · Computer Science 2025-05-20 Jinghui Lu , Haiyang Yu , Yanjie Wang , Yongjie Ye , Jingqun Tang , Ziwei Yang , Binghong Wu , Qi Liu , Hao Feng , Han Wang , Hao Liu , Can Huang

Document layout analysis involves understanding the arrangement of elements within a document. This paper navigates the complexities of understanding various elements within document images, such as text, images, tables, and headings. The…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Tahira Shehzadi , Didier Stricker , Muhammad Zeshan Afzal

Previous scene text detection methods have progressed substantially over the past years. However, limited by the receptive field of CNNs and the simple representations like rectangle bounding box or quadrangle adopted to describe text,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Chengquan Zhang , Borong Liang , Zuming Huang , Mengyi En , Junyu Han , Errui Ding , Xinghao Ding

This paper focuses on enhancing Bengali Document Layout Analysis (DLA) using the YOLOv8 model and innovative post-processing techniques. We tackle challenges unique to the complex Bengali script by employing data augmentation for model…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Nazmus Sakib Ahmed , Saad Sakib Noor , Ashraful Islam Shanto Sikder , Abhijit Paul

Recent methods that integrate spatial layouts with text for document understanding in large language models (LLMs) have shown promising results. A commonly used method is to represent layout information as text tokens and interleave them…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Zhaoqing Zhu , Chuwei Luo , Zirui Shao , Feiyu Gao , Hangdi Xing , Qi Zheng , Ji Zhang

In recent years, the use of multi-modal pre-trained Transformers has led to significant advancements in visually-rich document understanding. However, existing models have mainly focused on features such as text and vision while neglecting…

Computation and Language · Computer Science 2023-08-16 Qiwei Li , Zuchao Li , Xiantao Cai , Bo Du , Hai Zhao

Retrieval of text information from natural scene images and video frames is a challenging task due to its inherent problems like complex character shapes, low resolution, background noise, etc. Available OCR systems often fail to retrieve…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Partha Pratim Roy , Ayan Kumar Bhunia , Avirup Bhattacharyya , Umapada Pal

Laboratories are prone to severe injuries from minor unsafe actions, yet continuous safety monitoring -- beyond mandatory pre-lab safety training -- is limited by human availability. Vision language models (VLMs) offer promise for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Trishna Chakraborty , Udita Ghosh , Aldair Ernesto Gongora , Ruben Glatt , Yue Dong , Jiachen Li , Amit K. Roy-Chowdhury , Chengyu Song

Pre-training techniques have been verified successfully in a variety of NLP tasks in recent years. Despite the widespread use of pre-training models for NLP applications, they almost exclusively focus on text-level manipulation, while…

Computation and Language · Computer Science 2020-06-17 Yiheng Xu , Minghao Li , Lei Cui , Shaohan Huang , Furu Wei , Ming Zhou
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