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Related papers: tabulapdf: An R Package to Extract Tables from PDF…

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Recent advancements in the area of Computer Vision with state-of-art Neural Networks has given a boost to Optical Character Recognition (OCR) accuracies. However, extracting characters/text alone is often insufficient for relevant…

Computer Vision and Pattern Recognition · Computer Science 2018-12-17 Vishwanath D , Rohit Rahul , Gunjan Sehgal , Swati , Arindam Chowdhury , Monika Sharma , Lovekesh Vig , Gautam Shroff , Ashwin Srinivasan

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…

Artificial Intelligence · Computer Science 2020-10-21 Shivali Agarwal , Shubham Atreja , Vikas Agarwal

We present a short tutorial and introduction to using the R package TDA, which provides some tools for Topological Data Analysis. In particular, it includes implementations of functions that, given some data, provide topological information…

Mathematical Software · Computer Science 2015-01-30 Brittany Terese Fasy , Jisu Kim , Fabrizio Lecci , Clément Maria

Knowledge graphs capture entities and relations from long documents and can facilitate reasoning in many downstream applications. Extracting compact knowledge graphs containing only salient entities and relations is important but…

Computation and Language · Computer Science 2021-06-15 Zeqiu Wu , Rik Koncel-Kedziorski , Mari Ostendorf , Hannaneh Hajishirzi

Unstructured enterprise data such as reports, manuals and guidelines often contain tables. The traditional way of integrating data from these tables is through a two-step process of table detection/extraction and mapping the table layouts…

Databases · Computer Science 2019-11-22 Mustafa Canim , Cristina Cornelio , Arun Iyengar , Ryan Musa , Mariano Rodrigez Muro

Today, in digital forensics, images normally provide important information within an investigation. However, not all images may still be available within a forensic digital investigation as they were all deleted for example. Data carving…

Cryptography and Security · Computer Science 2017-08-31 Wybren van der Meer , Kim-Kwang Raymond Choo , Nhien-An Le-Khac , M-Tahar Kechadi

Infographics are often an integral component of scientific documents for reporting qualitative or quantitative findings as they make it much simpler to comprehend the underlying complex information. However, their interpretation continues…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Anukriti Kumar , Tanuja Ganu , Saikat Guha

The R package panelPomp supports analysis of panel data via a general class of partially observed Markov process models (PanelPOMP). This package tutorial describes how the mathematical concept of a PanelPOMP is represented in the software…

Computation · Statistics 2024-09-09 Carles Breto , Jesse Wheeler , Aaron A. King , Edward L. Ionides

Keyphrase extraction is a textual information processing task concerned with the automatic extraction of representative and characteristic phrases from a document that express all the key aspects of its content. Keyphrases constitute a…

Computation and Language · Computer Science 2019-07-31 Eirini Papagiannopoulou , Grigorios Tsoumakas

Document-based Visual Question Answering examines the document understanding of document images in conditions of natural language questions. We proposed a new document-based VQA dataset, PDF-VQA, to comprehensively examine the document…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Yihao Ding , Siwen Luo , Hyunsuk Chung , Soyeon Caren Han

We present a hierarchical convolutional document model with an architecture designed to support introspection of the document structure. Using this model, we show how to use visualisation techniques from the computer vision literature to…

Computation and Language · Computer Science 2015-03-03 Misha Denil , Alban Demiraj , Nando de Freitas

Retrieving accurate details from documents is a crucial task, especially when handling a combination of scanned images and native digital formats. This document presents a combined framework for text extraction that merges Optical Character…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Rasha Sinha , Rekha B S

Large Language Models (LLMs) have demonstrated remarkable capabilities in text comprehension, but their ability to process complex, hierarchical tabular data remains underexplored. We present a novel approach to extracting structured data…

Computation and Language · Computer Science 2025-11-25 Vikram Aggarwal , Jay Kulkarni , Aditi Mascarenhas , Aakriti Narang , Siddarth Raman , Ajay Shah , Susan Thomas

Understanding and extracting of information from large documents, such as business opportunities, academic articles, medical documents and technical reports, poses challenges not present in short documents. Such large documents may be…

Computation and Language · Computer Science 2019-10-10 Muhammad Mahbubur Rahman , Tim Finin

This paper proposes a procedure to execute external source codes from a LaTeX document and include the calculation outputs in the resulting Portable Document Format (pdf) file automatically. It integrates programming tools into the LaTeX…

Software Engineering · Computer Science 2021-06-29 Haim Bar , HaiYing Wang

Recent deep learning approaches in table detection achieved outstanding performance and proved to be effective in identifying document layouts. Currently, available table detection benchmarks have many limitations, including the lack of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Mrinal Haloi , Shashank Shekhar , Nikhil Fande , Siddhant Swaroop Dash , Sanjay G

The number of published PDF documents has increased exponentially in recent decades. There is a growing need to make their rich content discoverable to information retrieval tools. In this paper, we present a novel approach to document…

Template extraction is the process of isolating the template of a given webpage. It is widely used in several disciplines, including webpages development, content extraction, block detection, and webpages indexing. One of the main goals of…

Information Retrieval · Computer Science 2014-09-10 Julián Alarte , David Insa , Josep Silva , Salvador Tamarit

Tables present summarized and structured information to the reader, which makes table structure extraction an important part of document understanding applications. However, table structure identification is a hard problem not only because…

Computer Vision and Pattern Recognition · Computer Science 2020-02-07 Saqib Ali Khan , Syed Muhammad Daniyal Khalid , Muhammad Ali Shahzad , Faisal Shafait

Companies and individuals produce numerous tabular data. The objective of this position paper is to draw up the challenges posed by the automatic integration of data in the form of tables so that they can be cross-analyzed. We provide a…

Databases · Computer Science 2020-09-02 Yuzhao Yang , Jérôme Darmont , Franck Ravat , Olivier Teste