English
Related papers

Related papers: NovaLAD: A Fast, CPU-Optimized Document Extraction…

200 papers

Large pre-trained language models achieve state-of-the-art results when fine-tuned on downstream NLP tasks. However, they almost exclusively focus on text-only representation, while neglecting cell-level layout information that is important…

Computation and Language · Computer Science 2021-05-25 Chenliang Li , Bin Bi , Ming Yan , Wei Wang , Songfang Huang , Fei Huang , Luo Si

Document content extraction is a critical task in computer vision, underpinning the data needs of large language models (LLMs) and retrieval-augmented generation (RAG) systems. Despite recent progress, current document parsing methods have…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Linke Ouyang , Yuan Qu , Hongbin Zhou , Jiawei Zhu , Rui Zhang , Qunshu Lin , Bin Wang , Zhiyuan Zhao , Man Jiang , Xiaomeng Zhao , Jin Shi , Fan Wu , Pei Chu , Minghao Liu , Zhenxiang Li , Chao Xu , Bo Zhang , Botian Shi , Zhongying Tu , Conghui He

Documents are visually rich structures that convey information through text, but also figures, page layouts, tables, or even fonts. Since modern retrieval systems mainly rely on the textual information they extract from document pages to…

Information Retrieval · Computer Science 2025-03-03 Manuel Faysse , Hugues Sibille , Tony Wu , Bilel Omrani , Gautier Viaud , Céline Hudelot , Pierre Colombo

HTML documents are an important medium for disseminating information on the Web for human consumption. An HTML document presents information in multiple text formats including unstructured text, structured key-value pairs, and tables.…

Computation and Language · Computer Science 2022-01-27 Xiang Deng , Prashant Shiralkar , Colin Lockard , Binxuan Huang , Huan Sun

Cropping high-resolution document images into multiple sub-images is the most widely used approach for current Multimodal Large Language Models (MLLMs) to do document understanding. Most of current document understanding methods preserve…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Renshan Zhang , Yibo Lyu , Rui Shao , Gongwei Chen , Weili Guan , Liqiang Nie

Analyzing the layout of a document to identify headers, sections, tables, figures etc. is critical to understanding its content. Deep learning based approaches for detecting the layout structure of document images have been promising.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Natraj Raman , Sameena Shah , Manuela Veloso

Generative LLMs typically improve Named Entity Recognition (NER) performance through instruction tuning. They excel at generating entities by semantic pattern matching but lack an explicit, verifiable reasoning mechanism. This "cognitive…

Computation and Language · Computer Science 2025-11-18 Hui Huang , Yanping Chen , Ruizhang Huang , Chuan Lin , Yongbin Qin

Document parsing is a core task in document intelligence, supporting applications such as information extraction, retrieval-augmented generation, and automated document analysis. However, real-world documents often feature complex layouts…

With the rapid development of Large Language Models (LLMs), Retrieval-Augmented Generation (RAG) has become a predominant method in the field of professional knowledge-based question answering. Presently, major foundation model companies…

Artificial Intelligence · Computer Science 2024-01-24 Demiao Lin

Objective:Develop and validate an algorithm for analyzing the layout of PDF clinical documents to improve the performance of downstream natural language processing tasks. Materials and Methods: We designed an algorithm to process clinical…

Computation and Language · Computer Science 2023-05-24 Christel Gérardin , Perceval Wajsbürt , Basile Dura , Alice Calliger , Alexandre Moucher , Xavier Tannier , Romain Bey

Retrieval-augmented generation (RAG) systems have predominantly focused on text-based retrieval, limiting their effectiveness in handling visually-rich documents that encompass text, images, tables, and charts. To bridge this gap, we…

Information Retrieval · Computer Science 2025-05-07 Mingjun Xu , Zehui Wang , Hengxing Cai , Renxin Zhong

Many models have been proposed for vision and language tasks, especially the image-text retrieval task. All state-of-the-art (SOTA) models in this challenge contained hundreds of millions of parameters. They also were pretrained on a large…

Computer Vision and Pattern Recognition · Computer Science 2023-01-13 Manh-Duy Nguyen , Binh T. Nguyen , Cathal Gurrin

Image Retrieval is a fundamental task of obtaining images similar to the query one from a database. A common image retrieval practice is to firstly retrieve candidate images via similarity search using global image features and then re-rank…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Min Yang , Dongliang He , Miao Fan , Baorong Shi , Xuetong Xue , Fu Li , Errui Ding , Jizhou Huang

In Visual Document Understanding (VDU) tasks, fine-tuning a pre-trained Vision-Language Model (VLM) with new datasets often falls short in optimizing the vision encoder to identify query-specific regions in text-rich document images.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Binh M. Le , Shaoyuan Xu , Jinmiao Fu , Zhishen Huang , Moyan Li , Yanhui Guo , Hongdong Li , Sameera Ramasinghe , Bryan Wang

Detecting novelty of an entire document is an Artificial Intelligence (AI) frontier problem that has widespread NLP applications, such as extractive document summarization, tracking development of news events, predicting impact of scholarly…

Computation and Language · Computer Science 2018-02-21 Tirthankar Ghosal , Amitra Salam , Swati Tiwari , Asif Ekbal , Pushpak Bhattacharyya

Table of contents (ToC) extraction aims to extract headings of different levels in documents to better understand the outline of the contents, which can be widely used for document understanding and information retrieval. Existing works…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Pengfei Hu , Zhenrong Zhang , Jianshu Zhang , Jun Du , Jiajia Wu

Retrieval Augmented Generation (RAG) has greatly improved the performance of Large Language Model (LLM) responses by grounding generation with context from existing documents. These systems work well when documents are clearly relevant to a…

Computation and Language · Computer Science 2024-05-29 Jialin Dong , Bahare Fatemi , Bryan Perozzi , Lin F. Yang , Anton Tsitsulin

Document-level relation extraction aims to extract relations among multiple entity pairs from a document. Previously proposed graph-based or transformer-based models utilize the entities independently, regardless of global information among…

Computation and Language · Computer Science 2023-01-27 Ningyu Zhang , Xiang Chen , Xin Xie , Shumin Deng , Chuanqi Tan , Mosha Chen , Fei Huang , Luo Si , Huajun Chen

Neural networks are widely adopted to solve complex and challenging tasks. Especially in high-stakes decision-making, understanding their reasoning process is crucial, yet proves challenging for modern deep networks. Feature visualization…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Ada Gorgun , Bernt Schiele , Jonas Fischer

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