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Detecting curved text in the wild is very challenging. Recently, most state-of-the-art methods are segmentation based and require pixel-level annotations. We propose a novel scheme to train an accurate text detector using only a small…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Xugong Qin , Yu Zhou , Dongbao Yang , Weiping Wang

Text Mining is a field that aims at extracting information from textual data. One of the challenges of such field of study comes from the pre-processing stage in which a vector (and structured) representation should be extracted from…

Information Retrieval · Computer Science 2018-01-16 Charles Henrique Porto Ferreira , Debora Maria Rossi de Medeiros , Fabricio Olivetti de França

We introduce a new arbitrary-shaped text detection approach named ReLaText by formulating text detection as a visual relationship detection problem. To demonstrate the effectiveness of this new formulation, we start from using a "link"…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Chixiang Ma , Lei Sun , Zhuoyao Zhong , Qiang Huo

Extremely low-light text images are common in natural scenes, making scene text detection and recognition challenging. One solution is to enhance these images using low-light image enhancement methods before text extraction. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Che-Tsung Lin , Chun Chet Ng , Zhi Qin Tan , Wan Jun Nah , Xinyu Wang , Jie Long Kew , Pohao Hsu , Shang Hong Lai , Chee Seng Chan , Christopher Zach

In this work, we jointly address the problem of text detection and recognition in natural scene images based on convolutional recurrent neural networks. We propose a unified network that simultaneously localizes and recognizes text with a…

Computer Vision and Pattern Recognition · Computer Science 2017-07-14 Hui Li , Peng Wang , Chunhua Shen

Arbitrary-shaped scene text detection is a challenging task due to the variety of text changes in font, size, color, and orientation. Most existing regression based methods resort to regress the masks or contour points of text regions to…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Yuchen Su , Zhiwen Shao , Yong Zhou , Fanrong Meng , Hancheng Zhu , Bing Liu , Rui Yao

Recognizing scene text is a challenging problem, even more so than the recognition of scanned documents. This problem has gained significant attention from the computer vision community in recent years, and several methods based on energy…

Computer Vision and Pattern Recognition · Computer Science 2016-03-24 Anand Mishra , Karteek Alahari , C. V. Jawahar

Since real-world ubiquitous documents (e.g., invoices, tickets, resumes and leaflets) contain rich information, automatic document image understanding has become a hot topic. Most existing works decouple the problem into two separate tasks,…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Peng Zhang , Yunlu Xu , Zhanzhan Cheng , Shiliang Pu , Jing Lu , Liang Qiao , Yi Niu , Fei Wu

We formulate the task of detecting lines and paragraphs in a document into a unified two-level clustering problem. Given a set of text detection boxes that roughly correspond to words, a text line is a cluster of boxes and a paragraph is a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Shuang Liu , Renshen Wang , Michalis Raptis , Yasuhisa Fujii

Text spotting in natural scene images is of great importance for many image understanding tasks. It includes two sub-tasks: text detection and recognition. In this work, we propose a unified network that simultaneously localizes and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Peng Wang , Hui Li , Chunhua Shen

Textual network embedding leverages rich text information associated with the network to learn low-dimensional vectorial representations of vertices. Rather than using typical natural language processing (NLP) approaches, recent research…

Computation and Language · Computer Science 2019-01-15 Xinyuan Zhang , Yitong Li , Dinghan Shen , Lawrence Carin

Handwritten Text Recognition has achieved an impressive performance in public benchmarks. However, due to the high inter- and intra-class variability between handwriting styles, such recognizers need to be trained using huge volumes of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Lei Kang , Pau Riba , Marçal Rusiñol , Alicia Fornés , Mauricio Villegas

Text erasure from an image is helpful for various tasks such as image editing and privacy preservation. In this paper, we present TPFNet, a novel one-stage (end-toend) network for text removal from images. Our network has two parts: feature…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Onkar Susladkar , Dhruv Makwana , Gayatri Deshmukh , Sparsh Mittal , Sai Chandra Teja R , Rekha Singhal

Scene text detection methods based on neural networks have emerged recently and have shown promising results. Previous methods trained with rigid word-level bounding boxes exhibit limitations in representing the text region in an arbitrary…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Youngmin Baek , Bado Lee , Dongyoon Han , Sangdoo Yun , Hwalsuk Lee

In this paper, we propose a novel scene text detection method named TextMountain. The key idea of TextMountain is making full use of border-center information. Different from previous works that treat center-border as a binary…

Computer Vision and Pattern Recognition · Computer Science 2018-12-03 Yixing Zhu , Jun Du

Lensless cameras are characterized by several advantages (e.g., miniaturization, ease of manufacture, and low cost) as compared with conventional cameras. However, they have not been extensively employed due to their poor image clarity and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Yinger Zhang , Zhouyi Wu , Peiying Lin , Yuting Wu , Lusong Wei , Zhengjie Huang , Jiangtao Huangfu

An off-line handwritten alphabetical character recognition system using multilayer feed forward neural network is described in the paper. A new method, called, diagonal based feature extraction is introduced for extracting the features of…

Computation · Statistics 2011-03-03 J. Pradeep , E. Srinivasan , S. Himavathi

We present a one-stage Fully Convolutional Line Parsing network (F-Clip) that detects line segments from images. The proposed network is very simple and flexible with variations that gracefully trade off between speed and accuracy for…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Xili Dai , Haigang Gong , Shuai Wu , Xiaojun Yuan , Yi Ma

Existing methods in relation extraction have leveraged the lexical features in the word sequence and the syntactic features in the parse tree. Though effective, the lexical features extracted from the successive word sequence may introduce…

Computation and Language · Computer Science 2021-07-29 Mi Zhang , Tieyun Qian

We successfully combine Expectation-Maximization algorithm and variational approaches for parameter learning and computing inference on Markov random felds. This is a general method that can be applied to many computer vision tasks. In this…

Computer Vision and Pattern Recognition · Computer Science 2018-05-16 Francisco Cruz , Oriol Ramos Terrades