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One of the most fascinating challenges in the context of parton density function (PDF) is the determination of the best combined PDF uncertainty from individual PDF sets. Since 2014 multiple methodologies have been developed to achieve this…

高能物理 - 唯象学 · 物理学 2016-05-18 Stefano Carrazza , José I. Latorre

Hierarchical text classification, which aims to classify text documents into a given hierarchy, is an important task in many real-world applications. Recently, deep neural models are gaining increasing popularity for text classification due…

计算与语言 · 计算机科学 2019-01-01 Yu Meng , Jiaming Shen , Chao Zhang , Jiawei Han

Objective: Systematic reviews of scholarly documents often provide complete and exhaustive summaries of literature relevant to a research question. However, well-done systematic reviews are expensive, time-demanding, and labor-intensive.…

计算与语言 · 计算机科学 2020-12-15 Xiaoxiao Li , Rabah Al-Zaidy , Amy Zhang , Stefan Baral , Le Bao , C. Lee Giles

This paper presents a modified neural model for topic detection from a corpus and proposes a new metric to evaluate the detected topics. The new model builds upon the embedded topic model incorporating some modifications such as document…

计算与语言 · 计算机科学 2023-06-09 Tomoya Kitano , Yuto Miyatake , Daisuke Furihata

Programming language detection is a common need in the analysis of large source code bases. It is supported by a number of existing tools that rely on several features, and most notably file extensions, to determine file types. We consider…

软件工程 · 计算机科学 2021-03-02 Francesca Del Bonifro , Maurizio Gabbrielli , Stefano Zacchiroli

The majority of document image analysis systems use a document skew detection algorithm to simplify all its further processing stages. A huge amount of such algorithms based on Hough transform (HT) analysis has already been proposed.…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Pavel Bezmaternykh , Dmitry Nikolaev

Self-supervised learning has recently emerged as a strong alternative in document analysis. These approaches are now capable of learning high-quality image representations and overcoming the limitations of supervised methods, which require…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Marwa Dhiaf , Mohamed Ali Souibgui , Kai Wang , Yuyang Liu , Yousri Kessentini , Alicia Fornés , Ahmed Cheikh Rouhou

Identifying and extracting data elements such as study descriptors in publication full texts is a critical yet manual and labor-intensive step required in a number of tasks. In this paper we address the question of identifying data elements…

Procedures are an important knowledge component of documents that can be leveraged by cognitive assistants for automation, question-answering or driving a conversation. It is a challenging problem to parse big dense documents like product…

人工智能 · 计算机科学 2020-10-21 Shivali Agarwal , Shubham Atreja , Vikas Agarwal

Image semantic segmentation is more and more being of interest for computer vision and machine learning researchers. Many applications on the rise need accurate and efficient segmentation mechanisms: autonomous driving, indoor navigation,…

计算机视觉与模式识别 · 计算机科学 2017-04-25 Alberto Garcia-Garcia , Sergio Orts-Escolano , Sergiu Oprea , Victor Villena-Martinez , Jose Garcia-Rodriguez

This paper introduces a new approach to extract and analyze vector data from technical drawings in PDF format. Our method involves converting PDF files into SVG format and creating a feature-rich graph representation, which captures the…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Andrea Carrara , Stavros Nousias , André Borrmann

We address the extraction of mathematical statements and their proofs from scholarly PDF articles as a multimodal classification problem, utilizing text, font features, and bitmap image renderings of PDFs as distinct modalities. We propose…

人工智能 · 计算机科学 2024-10-14 Shrey Mishra , Antoine Gauquier , Pierre Senellart

Distributional data analysis, concerned with statistical analysis and modeling for data objects consisting of random probability density functions (PDFs) in the framework of functional data analysis (FDA), has received considerable interest…

统计方法学 · 统计学 2021-10-05 Xinyi Lei , Zhicheng Chen , Hui Li

We present the first large-scale, cross-domain evaluation of document chunking strategies for dense retrieval, addressing a critical but underexplored aspect of retrieval-augmented systems. In our study, 36 segmentation methods spanning…

计算与语言 · 计算机科学 2026-03-10 Muhammad Arslan Shaukat , Muntasir Adnan , Carlos C. N. Kuhn

Unsupervised aspect detection (UAD) aims at automatically extracting interpretable aspects and identifying aspect-specific segments (such as sentences) from online reviews. However, recent deep learning-based topic models, specifically…

计算与语言 · 计算机科学 2021-01-01 Tian Shi , Liuqing Li , Ping Wang , Chandan K. Reddy

Text categorization is an essential task in Web content analysis. Considering the ever-evolving Web data and new emerging categories, instead of the laborious supervised setting, in this paper, we focus on the minimally-supervised setting…

计算与语言 · 计算机科学 2021-02-24 Xinyang Zhang , Chenwei Zhang , Luna Xin Dong , Jingbo Shang , Jiawei Han

Extraction of local feature descriptors is a vital stage in the solution pipelines for numerous computer vision tasks. Learning-based approaches improve performance in certain tasks, but still cannot replace handcrafted features in general.…

计算机视觉与模式识别 · 计算机科学 2018-04-19 Kun He , Yan Lu , Stan Sclaroff

A deep clustering model conceptually consists of a feature extractor that maps data points to a latent space, and a clustering head that groups data points into clusters in the latent space. Although the two components used to be trained…

计算机视觉与模式识别 · 计算机科学 2022-07-28 Xingzhi Zhou , Nevin L. Zhang

We present a generative document-specific approach to character analysis and recognition in text lines. Our main idea is to build on unsupervised multi-object segmentation methods and in particular those that reconstruct images based on a…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Ioannis Siglidis , Nicolas Gonthier , Julien Gaubil , Tom Monnier , Mathieu Aubry

Upscaled video detection is a helpful tool in multimedia forensics, but it is a challenging task that involves various upscaling and compression algorithms. There are many resolution-enhancement methods, including interpolation and…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Viacheslav Meshchaninov , Ivan Molodetskikh , Dmitriy Vatolin