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Arbitrary-shaped text detection has recently attracted increasing interests and witnessed rapid development with the popularity of deep learning algorithms. Nevertheless, existing approaches often obtain inaccurate detection results, mainly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Tao Sheng , Zhouhui Lian

It is an extremely challenging task to detect arbitrary shape text in natural scenes on high accuracy and efficiency. In this paper, we propose a scene text detection framework, namely GWNet, which mainly includes two modules: Global module…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Fuqiang Zhao , Jionghua Yu , Enjun Xing , Wenming Song , Xue Xu

We propose an accurate and efficient scene text detection framework, termed FAST (i.e., faster arbitrarily-shaped text detector). Different from recent advanced text detectors that used complicated post-processing and hand-crafted network…

Computer Vision and Pattern Recognition · Computer Science 2023-01-12 Zhe Chen , Jiahao Wang , Wenhai Wang , Guo Chen , Enze Xie , Ping Luo , Tong Lu

Existing scene text spotting (i.e., end-to-end text detection and recognition) methods rely on costly bounding box annotations (e.g., text-line, word-level, or character-level bounding boxes). For the first time, we demonstrate that…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Dezhi Peng , Xinyu Wang , Yuliang Liu , Jiaxin Zhang , Mingxin Huang , Songxuan Lai , Shenggao Zhu , Jing Li , Dahua Lin , Chunhua Shen , Xiang Bai , Lianwen Jin

Recent advancements in prompt tuning have successfully adapted large-scale models like Contrastive Language-Image Pre-trained (CLIP) for downstream tasks such as scene text detection. Typically, text prompt complements the text encoder's…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Xingtao Lin , Heqian Qiu , Lanxiao Wang , Ruihang Wang , Linfeng Xu , Hongliang Li

Text detection/localization, as an important task in computer vision, has witnessed substantialadvancements in methodology and performance with convolutional neural networks. However, the vastmajority of popular methods use rectangles or…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Xiufeng Jiang , Shugong Xu , Shunqing Zhang , Shan Cao

Video text spotting is still an important research topic due to its various real-applications. Previous approaches usually fall into the four-staged pipeline: text detection in individual images, framewisely recognizing localized text…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Zhanzhan Cheng , Jing Lu , Yi Niu , Shiliang Pu , Fei Wu , Shuigeng Zhou

An unconstrained end-to-end text localization and recognition method is presented. The method detects initial text hypothesis in a single pass by an efficient region-based method and subsequently refines the text hypothesis using a more…

Computer Vision and Pattern Recognition · Computer Science 2015-04-15 Lukáš Neumann , Jiří Matas

Recently, regression-based methods, which predict parameterized text shapes for text localization, have gained popularity in scene text detection. However, the existing parameterized text shape methods still have limitations in modeling…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Yuchen Su , Zhineng Chen , Zhiwen Shao , Yuning Du , Zhilong Ji , Jinfeng Bai , Yong Zhou , Yu-Gang Jiang

Recent approaches for end-to-end text spotting have achieved promising results. However, most of the current spotters were plagued by the inconsistency problem between text detection and recognition. In this work, we introduce and prove the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Humen Zhong , Jun Tang , Wenhai Wang , Zhibo Yang , Cong Yao , Tong Lu

Text detection and recognition in natural images have long been considered as two separate tasks that are processed sequentially. Training of two tasks in a unified framework is non-trivial due to significant dif- ferences in optimisation…

Computer Vision and Pattern Recognition · Computer Science 2018-03-26 Tong He , Zhi Tian , Weilin Huang , Chunhua Shen , Yu Qiao , Changming Sun

Recent end-to-end scene text spotters have achieved great improvement in recognizing arbitrary-shaped text instances. Common approaches for text spotting use region of interest pooling or segmentation masks to restrict features to single…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Seonghyeon Kim , Seung Shin , Yoonsik Kim , Han-Cheol Cho , Taeho Kil , Jaeheung Surh , Seunghyun Park , Bado Lee , Youngmin Baek

Numerous scene text detection methods have been proposed in recent years. Most of them declare they have achieved state-of-the-art performances. However, the performance comparison is unfair, due to lots of inconsistent settings (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Pengwen Dai , Xiaochun Cao

End-to-end text spotting is a vital computer vision task that aims to integrate scene text detection and recognition into a unified framework. Typical methods heavily rely on Region-of-Interest (RoI) operations to extract local features and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Yukun Zhai , Xiaoqiang Zhang , Xiameng Qin , Sanyuan Zhao , Xingping Dong , Jianbing Shen

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

Recently, semantic segmentation and general object detection frameworks have been widely adopted by scene text detecting tasks. However, both of them alone have obvious shortcomings in practice. In this paper, we propose a novel end-to-end…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Yuan Li , Yuanjie Yu , Zefeng Li , Yangkun Lin , Meifang Xu , Jiwei Li , Xi Zhou

Generally pre-training and long-time training computation are necessary for obtaining a good-performance text detector based on deep networks. In this paper, we present a new scene text detection network (called FANet) with a Fast…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Yuzhong Zhao , Yuanqiang Cai , Weijia Wu , Weiqiang Wang

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

Reading irregular scene text of arbitrary shape in natural images is still a challenging problem, despite the progress made recently. Many existing approaches incorporate sophisticated network structures to handle various shapes, use extra…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Lu Yang , Fan Dang , Peng Wang , Hui Li , Zhen Li , Yanning Zhang

Text spotting is an interesting research problem as text may appear at any random place and may occur in various forms. Moreover, ability to detect text opens the horizons for improving many advanced computer vision problems. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Aarushi Agrawal , Prerana Mukherjee , Siddharth Srivastava , Brejesh Lall