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Previous deep learning based state-of-the-art scene text detection methods can be roughly classified into two categories. The first category treats scene text as a type of general objects and follows general object detection paradigm to…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Pengyuan Lyu , Cong Yao , Wenhao Wu , Shuicheng Yan , Xiang Bai

Deep learning-based scene text detection methods have progressed substantially over the past years. However, there remain several problems to be solved. Generally, long curve text instances tend to be fragmented because of the limited…

Computer Vision and Pattern Recognition · Computer Science 2020-04-28 Meng Cao , Yuexian Zou

Arbitrary shape text detection is a challenging task due to the significantly varied sizes and aspect ratios, arbitrary orientations or shapes, inaccurate annotations, etc. Due to the scalability of pixel-level prediction,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-29 Shi-Xue Zhang , Xiaobin Zhu , Lei Chen , Jie-Bo Hou , Xu-Cheng Yin

Contour based scene text detection methods have rapidly developed recently, but still suffer from inaccurate frontend contour initialization, multi-stage error accumulation, or deficient local information aggregation. To tackle these…

Computer Vision and Pattern Recognition · Computer Science 2023-07-26 Zhiwen Shao , Yuchen Su , Yong Zhou , Fanrong Meng , Hancheng Zhu , Bing Liu , Rui Yao

Scene text detection has witnessed rapid progress especially with the recent development of convolutional neural networks. However, there still exists two challenges which prevent the algorithm into industry applications. On the one hand,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Wenhai Wang , Enze Xie , Xiang Li , Wenbo Hou , Tong Lu , Gang Yu , Shuai Shao

Recent text detection frameworks require several handcrafted components such as anchor generation, non-maximum suppression (NMS), or multiple processing stages (e.g. label generation) to detect arbitrarily shaped text images. In contrast,…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Zobeir Raisi , Georges Younes , John Zelek

Recently fast arbitrary-shaped text detection has become an attractive research topic. However, most existing methods are non-real-time, which may fall short in intelligent systems. Although a few real-time text methods are proposed, the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Chuang Yang , Mulin Chen , Zhitong Xiong , Yuan Yuan , Qi Wang

Arbitrary-shaped text detection is a challenging task due to the complex geometric layouts of texts such as large aspect ratios, various scales, random rotations and curve shapes. Most state-of-the-art methods solve this problem from…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Fangfang Wang , Yifeng Chen , Fei Wu , Xi Li

This paper presents a scene text detection technique that exploits bootstrapping and text border semantics for accurate localization of texts in scenes. A novel bootstrapping technique is designed which samples multiple 'subsections' of a…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Chuhui Xue , Shijian Lu , Fangneng Zhan

Text detection, the key technology for understanding scene text, has become an attractive research topic. For detecting various scene texts, researchers propose plenty of detectors with different advantages: detection-based models enjoy…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Chuang Yang , Mulin Chen , Yuan Yuan , Qi Wang

We propose an end-to-end trainable network that can simultaneously detect and recognize text of arbitrary shape, making substantial progress on the open problem of reading scene text of irregular shape. We formulate arbitrary shape text…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Siyang Qin , Alessandro Bissacco , Michalis Raptis , Yasuhisa Fujii , Ying Xiao

In this paper, we propose a pixel-wise method named TextCohesion for scene text detection, which splits a text instance into five key components: a Text Skeleton and four Directional Pixel Regions. These components are easier to handle than…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Weijia Wu , Jici Xing , Hong Zhou

Scene text detection is an important step of scene text reading system. The main challenges lie on significantly varied sizes and aspect ratios, arbitrary orientations and shapes. Driven by recent progress in deep learning, impressive…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Yongchao Xu , Yukang Wang , Wei Zhou , Yongpan Wang , Zhibo Yang , Xiang Bai

Currently, the destruction of the sequence structure in handwritten text has become one of the main bottlenecks restricting the recognition task. The typical situations include additional specific markers (the text swapping modification)…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Zi-Rui Wang

In arbitrary shape text detection, locating accurate text boundaries is challenging and non-trivial. Existing methods often suffer from indirect text boundary modeling or complex post-processing. In this paper, we systematically present a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Shi-Xue Zhang , Chun Yang , Xiaobin Zhu , Xu-Cheng Yin

Segmentation-based scene text detection algorithms can handle arbitrary shape scene texts and have strong robustness and adaptability, so it has attracted wide attention. Existing segmentation-based scene text detection algorithms usually…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Jinzhi Zheng , Libo Zhang , Yanjun Wu , Chen Zhao

Arbitrary shape scene text detection is of great importance in scene understanding tasks. Due to the complexity and diversity of text in natural scenes, existing scene text algorithms have limited accuracy for detecting arbitrary shape…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Jinzhi Zheng , Libo Zhang , Yanjun Wu , Chen Zhao

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

Extracting texts of various size and shape from images containing multiple objects is an important problem in many contexts, especially, in connection to e-commerce, augmented reality assistance system in natural scene, etc. The existing…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Pranay Dugar , Anirban Chatterjee , Rajesh Shreedhar Bhat , Saswata Sahoo

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