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Scene text detection remains a grand challenge due to the variation in text curvatures, orientations, and aspect ratios. One of the hardest problems in this task is how to represent text instances of arbitrary shapes. Although many methods…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Tao Sheng , Jie Chen , Zhouhui Lian

It is challenging to detect curve texts due to their irregular shapes and varying sizes. In this paper, we first investigate the deficiency of the existing curve detection methods and then propose a novel Conditional Spatial Expansion (CSE)…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Zichuan Liu , Guosheng Lin , Sheng Yang , Fayao Liu , Weisi Lin , Wang Ling Goh

Existing methods for arbitrary-shaped text detection in natural scenes face two critical issues, i.e., 1) fracture detections at the gaps in a text instance; and 2) inaccurate detections of arbitrary-shaped text instances with diverse…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Bo Du , Jian Ye , Jing Zhang , Juhua Liu , Dacheng Tao

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

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

Arbitrary-shaped text detection is an important and challenging task in computer vision. Most existing methods require heavy data labeling efforts to produce polygon-level text region labels for supervised training. In order to reduce the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Mengbiao Zhao , Wei Feng , Fei Yin , Xu-Yao Zhang , Cheng-Lin Liu

Text in curve orientation, despite being one of the common text orientations in real world environment, has close to zero existence in well received scene text datasets such as ICDAR2013 and MSRA-TD500. The main motivation of Total-Text is…

Computer Vision and Pattern Recognition · Computer Science 2017-10-31 Chee Kheng Chng , Chee Seng Chan

Accurate text segmentation results are crucial for text-related generative tasks, such as text image generation, text editing, text removal, and text style transfer. Recently, some scene text segmentation methods have made significant…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Xudong Xie , Yuzhe Li , Yang Liu , Zhifei Zhang , Zhaowen Wang , Wei Xiong , Xiang Bai

Over the past few years, the field of scene text detection has progressed rapidly that modern text detectors are able to hunt text in various challenging scenarios. However, they might still fall short when handling text instances of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Minghang He , Minghui Liao , Zhibo Yang , Humen Zhong , Jun Tang , Wenqing Cheng , Cong Yao , Yongpan Wang , Xiang Bai

Detecting incidental scene text is a challenging task because of multi-orientation, perspective distortion, and variation of text size, color and scale. Retrospective research has only focused on using rectangular bounding box or horizontal…

Computer Vision and Pattern Recognition · Computer Science 2017-03-07 Yuliang Liu , Lianwen Jin

The prosperity of deep learning contributes to the rapid progress in scene text detection. Among all the methods with convolutional networks, segmentation-based ones have drawn extensive attention due to their superiority in detecting text…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Jingyu Lin , Jie Jiang , Yan Yan , Chunchao Guo , Hongfa Wang , Wei Liu , Hanzi Wang

Unifying text detection and text recognition in an end-to-end training fashion has become a new trend for reading text in the wild, as these two tasks are highly relevant and complementary. In this paper, we investigate the problem of scene…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Minghui Liao , Pengyuan Lyu , Minghang He , Cong Yao , Wenhao Wu , Xiang Bai

Recently, models based on deep neural networks have dominated the fields of scene text detection and recognition. In this paper, we investigate the problem of scene text spotting, which aims at simultaneous text detection and recognition in…

Computer Vision and Pattern Recognition · Computer Science 2018-08-02 Pengyuan Lyu , Minghui Liao , Cong Yao , Wenhao Wu , Xiang Bai

Incidental scene text detection, especially for multi-oriented text regions, is one of the most challenging tasks in many computer vision applications. Different from the common object detection task, scene text often suffers from a large…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 Qiangpeng Yang , Mengli Cheng , Wenmeng Zhou , Yan Chen , Minghui Qiu , Wei Lin , Wei Chu

Previous approaches for scene text detection usually rely on manually defined sliding windows. This work presents an intuitive two-stage region-based method to detect multi-oriented text without any prior knowledge regarding the textual…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Linjie Deng , Yanxiang Gong , Yi Lin , Jingwen Shuai , Xiaoguang Tu , Yuefei Zhang , Zheng Ma , Mei Xie

Scene text detection, an important step of scene text reading systems, has witnessed rapid development with convolutional neural networks. Nonetheless, two main challenges still exist and hamper its deployment to real-world applications.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Wenhai Wang , Enze Xie , Xiaoge Song , Yuhang Zang , Wenjia Wang , Tong Lu , Gang Yu , Chunhua Shen

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

Arbitrary-shaped text detection is a challenging task since curved texts in the wild are of the complex geometric layouts. Existing mainstream methods follow the instance segmentation pipeline to obtain the text regions. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Meng Cao , Can Zhang , Dongming Yang , Yuexian Zou

Irregular scene text recognition has attracted much attention from the research community, mainly due to the complexity of shapes of text in natural scene. However, recent methods either rely on shape-sensitive modules such as bounding box…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Shangbang Long , Yushuo Guan , Kaigui Bian , Cong Yao

Texts on the intelligent transportation scene include mass information. Fully harnessing this information is one of the critical drivers for advancing intelligent transportation. Unlike the general scene, detecting text in transportation…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Xu Han , Junyu Gao , Chuang Yang , Yuan Yuan , Qi Wang