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The massive amounts of digitized historical documents acquired over the last decades naturally lend themselves to automatic processing and exploration. Research work seeking to automatically process facsimiles and extract information…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Raphaël Barman , Maud Ehrmann , Simon Clematide , Sofia Ares Oliveira , Frédéric Kaplan

We propose OmniCaptioner, a versatile visual captioning framework for generating fine-grained textual descriptions across a wide variety of visual domains. Unlike prior methods limited to specific image types (e.g., natural images or…

Engineering rulebooks and technical standards contain multimodal information like dense text, tables, and illustrations that are challenging for retrieval augmented generation (RAG) systems. Building upon the DesignQA framework [1], which…

Retrieval-Augmented Generation (RAG) systems have revolutionized information retrieval and question answering, but traditional text-based chunking methods struggle with complex document structures, multi-page tables, embedded figures, and…

机器学习 · 计算机科学 2025-07-15 Vishesh Tripathi , Tanmay Odapally , Indraneel Das , Uday Allu , Biddwan Ahmed

Multimodal documents contain diverse elements, such as tables, figures, and layouts, which can complicate retrieval tasks. While current approaches typically combine dense visual embedding models with supervised rerankers to achieve…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Ruofan Hu , Menghui Zhu , Jieming Zhu , Bo Chen , Shengyang Xu , Minjie Hong , Xiaoda Yang , Sashuai Zhou , Li Tang , Tao Jin , Zhou Zhao

Multimodal pre-training with text, layout, and image has made significant progress for Visually Rich Document Understanding (VRDU), especially the fixed-layout documents such as scanned document images. While, there are still a large number…

计算与语言 · 计算机科学 2022-03-14 Junlong Li , Yiheng Xu , Lei Cui , Furu Wei

Large Language Models (LLMs) have shown remarkable capabilities in processing various data structures, including graphs. While previous research has focused on developing textual encoding methods for graph representation, the emergence of…

机器学习 · 计算机科学 2024-09-16 Zhiqiang Zhong , Davide Mottin

Despite the growing adoption of electronic health records, many processes still rely on paper documents, reflecting the heterogeneous real-world conditions in which healthcare is delivered. The manual transcription process is time-consuming…

In this paper, we present StrucTexTv2, an effective document image pre-training framework, by performing masked visual-textual prediction. It consists of two self-supervised pre-training tasks: masked image modeling and masked language…

计算机视觉与模式识别 · 计算机科学 2023-03-02 Yuechen Yu , Yulin Li , Chengquan Zhang , Xiaoqiang Zhang , Zengyuan Guo , Xiameng Qin , Kun Yao , Junyu Han , Errui Ding , Jingdong Wang

AI systems have achieved remarkable success in processing text and relational data, yet visual document processing remains relatively underexplored. Whereas traditional systems require OCR transcriptions to convert these visual documents…

Existing foundation models, such as CLIP, aim to learn a unified embedding space for multimodal data, enabling a wide range of downstream web-based applications like search, recommendation, and content classification. However, these models…

机器学习 · 计算机科学 2025-04-28 Yufei He , Yuan Sui , Xiaoxin He , Yue Liu , Yifei Sun , Bryan Hooi

This paper attacks the challenging problem of video retrieval by text. In such a retrieval paradigm, an end user searches for unlabeled videos by ad-hoc queries described exclusively in the form of a natural-language sentence, with no…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Jianfeng Dong , Xirong Li , Chaoxi Xu , Xun Yang , Gang Yang , Xun Wang , Meng Wang

We present a new approach for recognition of complex graphic symbols in technical documents. Graphic symbol recognition is a well known challenge in the field of document image analysis and is at heart of most graphic recognition systems.…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Muhammad Muzzamil Luqman , Thierry Brouard , Jean-Yves Ramel

Fragment-based drug design is a promising strategy leveraging the binding of small chemical moieties that can efficiently guide drug discovery. The initial step of fragment identification remains challenging, as fragments often bind weakly…

The facts and time in the document are intricately intertwined, making temporal reasoning over documents challenging. Previous work models time implicitly, making it difficult to handle such complex relationships. To address this issue, we…

计算与语言 · 计算机科学 2023-11-09 Zheng Chu , Zekun Wang , Jiafeng Liang , Ming Liu , Bing Qin

Learning to fuse vision and language information and representing them is an important research problem with many applications. Recent progresses have leveraged the ideas of pre-training (from language modeling) and attention layers in…

计算机视觉与模式识别 · 计算机科学 2020-10-08 Bowen Zhang , Hexiang Hu , Vihan Jain , Eugene Ie , Fei Sha

Identifying reliable synthesis pathways in materials chemistry is a complex task, particularly in polymer science, due to the intricate and often non-unique nomenclature of macromolecules. To address this challenge, we propose an agent…

人工智能 · 计算机科学 2025-04-16 Qinyu Ma , Yuhao Zhou , Jianfeng Li

Structured decoding enables large language models (LLMs) to generate outputs in formats required by downstream systems, such as HTML or JSON. However, existing methods suffer from efficiency bottlenecks due to grammar compilation, state…

人工智能 · 计算机科学 2025-07-23 Ran Wang , Xiaoxuan Liu , Hao Ren , Gang Chen , Fanchao Qi , Maosong Sun

Generative deep learning has become pivotal in molecular design for drug discovery, materials science, and chemical engineering. A widely used paradigm is to pretrain neural networks on string representations of molecules and fine-tune them…

In contrast to conventional visual question answering, video-grounded dialog necessitates a profound understanding of both dialog history and video content for accurate response generation. Despite commendable progress made by existing…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Haoyu Zhang , Meng Liu , Yisen Feng , Yaowei Wang , Weili Guan , Liqiang Nie