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200 papers

Detection and recognition of text in natural images are two main problems in the field of computer vision that have a wide variety of applications in analysis of sports videos, autonomous driving, industrial automation, to name a few. They…

Computer Vision and Pattern Recognition · Computer Science 2020-07-02 Zobeir Raisi , Mohamed A. Naiel , Paul Fieguth , Steven Wardell , John Zelek

Object proposal technique with dense anchoring scheme for scene text detection were applied frequently to achieve high recall. It results in the significant improvement in accuracy but waste of computational searching, regression and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Anna Zhu , Hang Du , Shengwu Xiong

Recently, scene text recognition methods based on deep learning have sprung up in computer vision area. The existing methods achieved great performances, but the recognition of irregular text is still challenging due to the various shapes…

Computer Vision and Pattern Recognition · Computer Science 2022-05-06 Linjie Deng , Yanxiang Gong , Xinchen Lu , Xin Yi , Zheng Ma , Mei Xie

Segmentation-based methods are widely used for scene text detection due to their superiority in describing arbitrary-shaped text instances. However, two major problems still exist: 1) current label generation techniques are mostly empirical…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Chenwei Cui , Liangfu Lu , Zhiyuan Tan , Amir Hussain

Extracting text objects from the PDF images is a challenging problem. The text data present in the PDF images contain certain useful information for automatic annotation, indexing etc. However variations of the text due to differences in…

Computer Vision and Pattern Recognition · Computer Science 2012-10-02 D. Sasirekha , E. Chandra

"Text can appear anywhere". This property requires us to carefully process all the pixels in an image in order to accurately localize all text instances. In particular, for the more difficult task of localizing small text regions, many…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Elad Richardson , Yaniv Azar , Or Avioz , Niv Geron , Tomer Ronen , Zach Avraham , Stav Shapiro

Salient object detection requires a comprehensive and scalable receptive field to locate the visually significant objects in the image. Recently, the emergence of visual transformers and multi-branch modules has significantly enhanced the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Mingcan Ma , Changqun Xia , Chenxi Xie , Xiaowu Chen , Jia Li

In this paper, we propose a novel method called Rotational Region CNN (R2CNN) for detecting arbitrary-oriented texts in natural scene images. The framework is based on Faster R-CNN [1] architecture. First, we use the Region Proposal Network…

Computer Vision and Pattern Recognition · Computer Science 2017-07-03 Yingying Jiang , Xiangyu Zhu , Xiaobing Wang , Shuli Yang , Wei Li , Hua Wang , Pei Fu , Zhenbo Luo

Contextual Text Block Detection (CTBD) is the task of identifying coherent text blocks within the complexity of natural scenes. Previous methodologies have treated CTBD as either a visual relation extraction challenge within computer vision…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Jiawei Wang , Shunchi Zhang , Kai Hu , Chixiang Ma , Zhuoyao Zhong , Lei Sun , Qiang Huo

In this paper, we propose a robust approach for text extraction and recognition from Arabic news video sequence. The text included in video sequences is an important needful for indexing and searching system. However, this text is difficult…

Multimedia · Computer Science 2013-08-16 M. Ben Halima , H. Karray , A. M. Alimi

In this paper, we propose a refined scene text detector with a \textit{novel} Feature Enhancement Network (FEN) for Region Proposal and Text Detection Refinement. Retrospectively, both region proposal with \textit{only} $3\times 3$…

Computer Vision and Pattern Recognition · Computer Science 2017-11-15 Sheng Zhang , Yuliang Liu , Lianwen Jin , Canjie Luo

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

Text detection in natural scene images is an important prerequisite for many content-based image analysis tasks. In this paper, we propose an accurate and robust method for detecting texts in natural scene images. A fast and effective…

Computer Vision and Pattern Recognition · Computer Science 2014-06-23 Xu-Cheng Yin , Xuwang Yin , Kaizhu Huang , Hong-Wei Hao

Recently, scene text detection has been a challenging task. Texts with arbitrary shape or large aspect ratio are usually hard to detect. Previous segmentation-based methods can describe curve text more accurately but suffer from over…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Qi Zhao , Yufei Wang , Shuchang Lyu , Lijiang Chen

Scene text recognition with arbitrary shape is very challenging due to large variations in text shapes, fonts, colors, backgrounds, etc. Most state-of-the-art algorithms rectify the input image into the normalized image, then treat the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Xinjie Feng , Hongxun Yao , Yuankai Qi , Jun Zhang , Shengping Zhang

Extraction and recognition of Bangla text from video frame images is challenging due to complex color background, low-resolution etc. In this paper, we propose an algorithm for extraction and recognition of Bangla text form such video…

Computer Vision and Pattern Recognition · Computer Science 2014-01-07 Souvik Bhowmick , Purnendu Banerjee

Driven by deep learning and the large volume of data, scene text recognition has evolved rapidly in recent years. Formerly, RNN-attention based methods have dominated this field, but suffer from the problem of \textit{attention drift} in…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Zhaoyi Wan , Minghang He , Haoran Chen , Xiang Bai , Cong Yao

We propose a generic and interpretable learning framework for building robust text classification model that achieves accuracy comparable to full models under test-time budget constraints. Our approach learns a selector to identify words…

Machine Learning · Computer Science 2019-09-17 Md Rizwan Parvez , Tolga Bolukbasi , Kai-Wei Chang , Venkatesh Saligrama

A framework that makes use of Connected components and supervised Support machine to recognise texts is proposed. The image is preprocessed and and edge graph is calculated using a probabilistic framework to compensate for photometric…

Computer Vision and Pattern Recognition · Computer Science 2014-11-04 Gowtham Rangarajan Raman

We propose a camera-based assistive text reading framework to help blind persons read text labels and product packaging from hand-held objects in their daily life. To isolate the object from untidy backgrounds or other surrounding objects…

Human-Computer Interaction · Computer Science 2019-01-18 Rajkumar N , Anand M. G , Barathiraja N