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Web archives are typically very broad in scope and extremely large in scale. This makes data analysis appear daunting, especially for non-computer scientists. These collections constitute an increasingly important source for researchers in…

数字图书馆 · 计算机科学 2017-07-31 Gerhard Gossen , Elena Demidova , Thomas Risse

Large vision-language models increasingly rely on long-context modeling to reason over documents, hour-level videos, and long-horizon agent trajectories, requiring them to locate relevant evidence across interleaved text and images. Prior…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Aaron Branson Cigres Li , Zhaowei Wang , Yu Zhao , Yiming Du , Haobo Li , Xiyu Ren , Ginny Wong , Simon See , Lishu Luo , Haodong Duan , Pasquale Minervini , Yangqiu Song

Tables on the web constitute a valuable data source for many applications, like factual search and knowledge base augmentation. However, as genuine tables containing relational knowledge only account for a small proportion of tables on the…

计算机视觉与模式识别 · 计算机科学 2021-03-10 Babette Bühler , Heiko Paulheim

Web agents powered by large language models (LLMs) must process lengthy web page observations to complete user goals; these pages often exceed tens of thousands of tokens. This saturates context limits and increases computational cost…

Users demand fast, seamless webpage experiences, yet developers often struggle to meet these expectations within tight constraints. Performance optimization, while critical, is a time-consuming and often manual process. One of the most…

软件工程 · 计算机科学 2026-01-12 Gideon Peters , SayedHassan Khatoonabadi , Emad Shihab

When designing circuits, engineers obtain the information of electronic devices by browsing a large number of documents, which is low efficiency and heavy workload. The use of artificial intelligence technology to automatically parse…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Hong Cai Chen , Longchang Wu , Yang Zhang

Multimodal information extraction (MIE) is crucial for scientific literature, where valuable data is often spread across text, figures, and tables. In materials science, extracting structured information from research articles can…

计算与语言 · 计算机科学 2024-10-29 Ghazal Khalighinejad , Sharon Scott , Ollie Liu , Kelly L. Anderson , Rickard Stureborg , Aman Tyagi , Bhuwan Dhingra

Recent advances in large language models (LLMs) have led to new summarization strategies, offering an extensive toolkit for extracting important information. However, these approaches are frequently limited by their reliance on isolated…

人工智能 · 计算机科学 2024-06-21 Pranav Janjani , Mayank Palan , Sarvesh Shirude , Ninad Shegokar , Sunny Kumar , Faruk Kazi

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…

Visual document retrieval aims to retrieve a set of document pages relevant to a query from visually rich collections. Existing methods often employ Vision-Language Models (VLMs) to encode queries and visual pages into a shared embedding…

信息检索 · 计算机科学 2026-04-10 Hao Yang , Yifan Ji , Zhipeng Xu , Zhenghao Liu , Yukun Yan , Zulong Chen , Shuo Wang , Yu Gu , Ge Yu

Document extraction is an important step before retrieval-augmented generation (RAG), knowledge bases, and downstream generative AI can work. It turns unstructured documents like PDFs and scans into structured text and layout-aware…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Aman Ulla

This paper presents a procedure to retrieve subsets of relevant documents from large text collections for Content Analysis, e.g. in social sciences. Document retrieval for this purpose needs to take account of the fact that analysts often…

信息检索 · 计算机科学 2017-07-12 Gregor Wiedemann , Andreas Niekler

Extracting text objects from the PDF images is a challenging problem. The text data present in the PDF images contain certain useful information for automatic annotation, indexing etc. However variations of the text due to differences in…

计算机视觉与模式识别 · 计算机科学 2012-10-02 D. Sasirekha , E. Chandra

Understanding the semantic meaning of content on the web through the lens of entities and concepts has many practical advantages. However, when building large-scale entity extraction systems, practitioners are facing unique challenges…

计算与语言 · 计算机科学 2021-10-04 Xuanting Cai , Quanbin Ma , Pan Li , Jianyu Liu , Qi Zeng , Zhengkan Yang , Pushkar Tripathi

Image-text retrieval is one of the major tasks of cross-modal retrieval. Several approaches for this task map images and texts into a common space to create correspondences between the two modalities. However, due to the content (semantics)…

计算机视觉与模式识别 · 计算机科学 2023-05-01 Xu Zhang , Xinzheng Niu , Philippe Fournier-Viger , Xudong Dai

Data-rich documents are ubiquitous in various applications, yet they often rely solely on textual descriptions to convey data insights. Prior research primarily focused on providing visualization-centric augmentation to data-rich documents.…

人机交互 · 计算机科学 2025-02-07 Ruishi Zou , Yinqi Tang , Jingzhu Chen , Siyu Lu , Yan Lu , Yingfan Yang , Chen Ye

Event extraction is essential for event understanding and analysis. It supports tasks such as document summarization and decision-making in emergency scenarios. However, existing event extraction approaches have limitations: (1)…

计算与语言 · 计算机科学 2026-04-24 Praval Sharma

This paper proposes OCR++, an open-source framework designed for a variety of information extraction tasks from scholarly articles including metadata (title, author names, affiliation and e-mail), structure (section headings and body text,…

Phishing, a continuously growing cyber threat, aims to obtain innocent users' credentials by deceiving them via presenting fake web pages which mimic their legitimate targets. To date, various attempts have been carried out in order to…

密码学与安全 · 计算机科学 2019-05-21 Firat Coskun Dalgic , Ahmet Selman Bozkir , Murat Aydos

The task of identifying high-quality content becomes increasingly important, and it can improve overall reading time and CTR(click-through rate estimates). Generalizes quality analysis only focused on single Modal,such as image or text,but…

信息检索 · 计算机科学 2019-09-05 Eric Du , Xiaoyong Li