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This paper presents the final results of the ICDAR 2021 Competition on Historical Map Segmentation (MapSeg), encouraging research on a series of historical atlases of Paris, France, drawn at 1/5000 scale between 1894 and 1937. The…

Computer Vision and Pattern Recognition · Computer Science 2021-05-28 Joseph Chazalon , Edwin Carlinet , Yizi Chen , Julien Perret , Bertrand Duménieu , Clément Mallet , Thierry Géraud , Vincent Nguyen , Nam Nguyen , Josef Baloun , Ladislav Lenc , Pavel Král

This paper describes the short-term competition on the Components Segmentation Task of Document Photos that was prepared in the context of the 16th International Conference on Document Analysis and Recognition (ICDAR 2021). This competition…

Computer Vision and Pattern Recognition · Computer Science 2021-07-12 Celso A. M. Lopes Junior , Ricardo B. das Neves Junior , Byron L. D. Bezerra , Alejandro H. Toselli , Donato Impedovo

Chinese is the most widely used language in the world. Algorithms that read Chinese text in natural images facilitate applications of various kinds. Despite the large potential value, datasets and competitions in the past primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2018-09-27 Baoguang Shi , Cong Yao , Minghui Liao , Mingkun Yang , Pei Xu , Linyan Cui , Serge Belongie , Shijian Lu , Xiang Bai

Text line detection is crucial for any application associated with Automatic Text Recognition or Keyword Spotting. Modern algorithms perform good on well-established datasets since they either comprise clean data or simple/homogeneous page…

Computer Vision and Pattern Recognition · Computer Science 2017-12-12 Tobias Grüning , Roger Labahn , Markus Diem , Florian Kleber , Stefan Fiel

A growing demand for natural-scene text detection has been witnessed by the computer vision community since text information plays a significant role in scene understanding and image indexing. Deep neural networks are being used due to…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Fan Jiang , Zhihui Hao , Xinran Liu

We propose a Historical Document Reading Challenge on Large Chinese Structured Family Records, in short ICDAR2019 HDRC CHINESE. The objective of the proposed competition is to recognize and analyze the layout, and finally detect and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Rajkumar Saini , Derek Dobson , Jon Morrey , Marcus Liwicki , Foteini Simistira Liwicki

This paper presents final results of ICDAR 2019 Scene Text Visual Question Answering competition (ST-VQA). ST-VQA introduces an important aspect that is not addressed by any Visual Question Answering system up to date, namely the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Ali Furkan Biten , Rubèn Tito , Andres Mafla , Lluis Gomez , Marçal Rusiñol , Minesh Mathew , C. V. Jawahar , Ernest Valveny , Dimosthenis Karatzas

This paper describes the experimental framework and results of the ICDAR 2021 Competition on On-Line Signature Verification (SVC 2021). The goal of SVC 2021 is to evaluate the limits of on-line signature verification systems on popular…

This paper describes a system prepared at Brno University of Technology for ICDAR 2021 Competition on Historical Document Classification, experiments leading to its design, and the main findings. The solved tasks include script and font…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Martin Kišš , Jan Kohút , Karel Beneš , Michal Hradiš

This competition succeeds upon a line of competitions for writer and style analysis of historical document images. In particular, we investigate the performance of large-scale retrieval of historical document fragments in terms of style and…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Mathias Seuret , Anguelos Nicolaou , Dominique Stutzmann , Andreas Maier , Vincent Christlein

This paper presents the summary of the Efficient Face Recognition Competition (EFaR) held at the 2023 International Joint Conference on Biometrics (IJCB 2023). The competition received 17 submissions from 6 different teams. To drive further…

Text image super-resolution is a challenging yet open research problem in the computer vision community. In particular, low-resolution images hamper the performance of typical optical character recognition (OCR) systems. In this article, we…

Computer Vision and Pattern Recognition · Computer Science 2015-06-09 Chao Dong , Ximei Zhu , Yubin Deng , Chen Change Loy , Yu Qiao

We propose Hierarchical Text Spotter (HTS), a novel method for the joint task of word-level text spotting and geometric layout analysis. HTS can recognize text in an image and identify its 4-level hierarchical structure: characters, words,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Shangbang Long , Siyang Qin , Yasuhisa Fujii , Alessandro Bissacco , Michalis Raptis

Scientific literature contain important information related to cutting-edge innovations in diverse domains. Advances in natural language processing have been driving the fast development in automated information extraction from scientific…

Information Retrieval · Computer Science 2021-06-29 Antonio Jimeno Yepes , Xu Zhong , Douglas Burdick

This paper presents the computational challenge on differential geometry and topology that happened within the ICLR 2021 workshop "Geometric and Topological Representation Learning". The competition asked participants to provide creative…

In this paper, we develop a novel unified framework called DeepText for text region proposal generation and text detection in natural images via a fully convolutional neural network (CNN). First, we propose the inception region proposal…

Computer Vision and Pattern Recognition · Computer Science 2016-05-25 Zhuoyao Zhong , Lianwen Jin , Shuye Zhang , Ziyong Feng

In hierarchical text classification, we perform a sequence of inference steps to predict the category of a document from top to bottom of a given class taxonomy. Most of the studies have focused on developing novels neural network…

Computation and Language · Computer Science 2020-05-25 Kervy Rivas Rojas , Gina Bustamante , Arturo Oncevay , Marco A. Sobrevilla Cabezudo

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…

Computation and Language · Computer Science 2019-01-01 Yu Meng , Jiaming Shen , Chao Zhang , Jiawei Han

Hierarchical multi-label text classification aims to classify the input text into multiple labels, among which the labels are structured and hierarchical. It is a vital task in many real world applications, e.g. scientific literature…

Computation and Language · Computer Science 2023-08-01 Rundong Liu , Wenhan Liang , Weijun Luo , Yuxiang Song , He Zhang , Ruohua Xu , Yunfeng Li , Ming Liu

3D object retrieval is an important yet challenging task that has drawn more and more attention in recent years. While existing approaches have made strides in addressing this issue, they are often limited to restricted settings such as…