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Table structure recognition is necessary for a comprehensive understanding of documents. Tables in unstructured business documents are tough to parse due to the high diversity of layouts, varying alignments of contents, and the presence of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Sachin Raja , Ajoy Mondal , C V Jawahar

Visual representation learning has been a cornerstone in computer vision, involving typical forms such as visual embeddings, structural symbols, and text-based representations. Despite the success of CLIP-type visual embeddings, they often…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Yiwu Zhong , Zi-Yuan Hu , Michael R. Lyu , Liwei Wang

The style of an image plays a significant role in how it is viewed, but style has received little attention in computer vision research. We describe an approach to predicting style of images, and perform a thorough evaluation of different…

Computer Vision and Pattern Recognition · Computer Science 2021-05-28 Sergey Karayev , Matthew Trentacoste , Helen Han , Aseem Agarwala , Trevor Darrell , Aaron Hertzmann , Holger Winnemoeller

Human perception is routinely assessing the similarity between images, both for decision making and creative thinking. But the underlying cognitive process is not really well understood yet, hence difficult to be mimicked by computer vision…

Computer Vision and Pattern Recognition · Computer Science 2022-06-06 Olivier Risser-Maroix , Amine Marzouki , Hala Djeghim , Camille Kurtz , Nicolas Lomenie

While table understanding increasingly relies on pixel-only settings, current benchmarks predominantly use synthetic renderings that lack the complexity and visual diversity of real-world tables. Additionally, existing visual table…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Iñigo Alonso , Imanol Miranda , Eneko Agirre , Mirella Lapata

In this paper, we fill the research gap by adopting state-of-the-art computer vision techniques for the data extraction stage in a data mining system. As shown in Fig.1, this stage contains two subtasks, namely, plot element detection and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Weihong Ma , Hesuo Zhang , Shuang Yan , Guangshun Yao , Yichao Huang , Hui Li , Yaqiang Wu , Lianwen Jin

Figures visually represent an essential piece of information and provide an effective means to communicate scientific facts. Recently there have been many efforts toward extracting data directly from figures, specifically from tables,…

Information Retrieval · Computer Science 2023-07-13 Anurag Dhote , Mohammed Javed , David S Doermann

Tabular data in digital documents is widely used to express compact and important information for readers. However, it is challenging to parse tables from unstructured digital documents, such as PDFs and images, into machine-readable format…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Bin Xiao , Murat Simsek , Burak Kantarci , Ala Abu Alkheir

Data in tabular format is frequently occurring in real-world applications. Graph Neural Networks (GNNs) have recently been extended to effectively handle such data, allowing feature interactions to be captured through representation…

Machine Learning · Computer Science 2024-08-14 Amr Alkhatib , Sofiane Ennadir , Henrik Boström , Michalis Vazirgiannis

There is a warning light for the loss of plant habitats worldwide that entails concerted efforts to conserve plant biodiversity. Thus, plant species classification is of crucial importance to address this environmental challenge. In recent…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Boi M. Quach , Dinh V. Cuong , Nhung Pham , Dang Huynh , Binh T. Nguyen

Deep learning methods have demonstrated outstanding performances on classification and regression tasks on homogeneous data types (e.g., image, audio, and text data). However, tabular data still pose a challenge, with classic machine…

Machine Learning · Computer Science 2023-11-15 Antonio Briola , Yuanrong Wang , Silvia Bartolucci , Tomaso Aste

A new method of feature extraction in the social network for within-network classification is proposed in the paper. The method provides new features calculated by combination of both: network structure information and class labels assigned…

Social and Information Networks · Computer Science 2013-03-04 Tomasz Kajdanowicz , Przemyslaw Kazienko , Piotr Doskocz

Convolutional Neural Networks (CNNs) are a standard approach for visual recognition due to their capacity to learn hierarchical representations from raw pixels. In practice, practitioners often choose among (i) training a compact custom CNN…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Annoor Sharara Akhand

Table Structure Recognition (TSR) is a widely discussed task aiming at transforming unstructured table images into structured formats, such as HTML sequences, to make text-only models, such as ChatGPT, that can further process these tables.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Bin Xiao , Murat Simsek , Burak Kantarci , Ala Abu Alkheir

Traditional methods for tabular classification usually rely on supervised learning from scratch, which requires extensive training data to determine model parameters. However, a novel approach called Prior-Data Fitted Networks (TabPFN) has…

Machine Learning · Computer Science 2024-06-12 Quangao Liu , Wei Yang , Chen Liang , Longlong Pang , Zhuozhang Zou

Real-world image recognition systems need to recognize tens of thousands of classes that constitute a plethora of visual concepts. The traditional approach of annotating thousands of images per class for training is infeasible in such a…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Ang Li , Allan Jabri , Armand Joulin , Laurens van der Maaten

Network models have been widely used to study diverse systems and analyze their dynamic behaviors. Given the structural variability of networks, an intriguing question arises: Can we infer the type of system represented by a network based…

Social and Information Networks · Computer Science 2025-05-29 Gonzalo Travieso , Joao Merenda , Odemir M. Bruno

Tabular data is a crucial form of information expression, which can organize data in a standard structure for easy information retrieval and comparison. However, in financial industry and many other fields tables are often disclosed in…

Computer Vision and Pattern Recognition · Computer Science 2020-03-18 Yiren Li , Zheng Huang , Junchi Yan , Yi Zhou , Fan Ye , Xianhui Liu

A significant portion of the data available today is found within tables. Therefore, it is necessary to use automated table extraction to obtain thorough results when data-mining. Today's popular state-of-the-art methods for table…

Information Retrieval · Computer Science 2021-04-26 Zach Colter , Morteza Fayazi , Zineb Benameur-El , Serafina Kamp , Shuyan Yu , Ronald Dreslinski

Network representations of systems from various scientific and societal domains are neither completely random nor fully regular, but instead appear to contain recurring structural building blocks. These features tend to be shared by…

Social and Information Networks · Computer Science 2016-10-20 Ian Barnett , Nishant Malik , Marieke L. Kuijjer , Peter J. Mucha , Jukka-Pekka Onnela