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Related papers: SwinTextSpotter: Scene Text Spotting via Better Sy…

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Video text detection is considered as one of the most difficult tasks in document analysis due to the following two challenges: 1) the difficulties caused by video scenes, i.e., motion blur, illumination changes, and occlusion; 2) the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Hongyuan Yu , Chengquan Zhang , Xuan Li , Junyu Han , Errui Ding , Liang Wang

We study the problem of extracting text instance contour information from images and use it to assist scene text detection. We propose a novel and effective framework for this and experimentally demonstrate that: (1) A CNN that can be…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 Dafang He , Xiao Yang , Daniel Kifer , C. Lee Giles

Scene text detection and recognition has received increasing research attention. Existing methods can be roughly categorized into two groups: character-based and segmentation-based. These methods either are costly for character annotation…

Computer Vision and Pattern Recognition · Computer Science 2020-02-26 Yuliang Liu , Hao Chen , Chunhua Shen , Tong He , Lianwen Jin , Liangwei Wang

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

A critical challenge to image-text retrieval is how to learn accurate correspondences between images and texts. Most existing methods mainly focus on coarse-grained correspondences based on co-occurrences of semantic objects, while failing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Guoliang Wang , Yanlei Shang , Yong Chen

Text spotting, a task involving the extraction of textual information from image or video sequences, faces challenges in cross-domain adaption, such as image-to-image and image-to-video generalization. In this paper, we introduce a new…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Yuliang Liu , Mingxin Huang , Hao Yan , Linger Deng , Weijia Wu , Hao Lu , Chunhua Shen , Lianwen Jin , Xiang Bai

Inspired by speech recognition, recent state-of-the-art algorithms mostly consider scene text recognition as a sequence prediction problem. Though achieving excellent performance, these methods usually neglect an important fact that text in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Minghui Liao , Jian Zhang , Zhaoyi Wan , Fengming Xie , Jiajun Liang , Pengyuan Lyu , Cong Yao , Xiang Bai

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

Artistic text recognition is an extremely challenging task with a wide range of applications. However, current scene text recognition methods mainly focus on irregular text while have not explored artistic text specifically. The challenges…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Xudong Xie , Ling Fu , Zhifei Zhang , Zhaowen Wang , Xiang Bai

It is crucial to understand the robustness of text detection models with regard to extensive corruptions, since scene text detection techniques have many practical applications. For systematically exploring this problem, we propose two…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Shilian Wu , Wei Zhai , Yongrui Li , Kewei Wang , Zengfu Wang

Text detection and recognition are essential components of a modern OCR system. Most OCR approaches attempt to obtain accurate bounding boxes of text at the detection stage, which is used as the input of the text recognition stage. We…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Jingqun Tang , Wenming Qian , Luchuan Song , Xiena Dong , Lan Li , Xiang Bai

Detecting small scene text instances in the wild is particularly challenging, where the influence of irregular positions and nonideal lighting often leads to detection errors. We present MixNet, a hybrid architecture that combines the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Yu-Xiang Zeng , Jun-Wei Hsieh , Xin Li , Ming-Ching Chang

Scene text recognition has witnessed rapid development with the advance of convolutional neural networks. Nonetheless, most of the previous methods may not work well in recognizing text with low resolution which is often seen in natural…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Wenjia Wang , Enze Xie , Peize Sun , Wenhai Wang , Lixun Tian , Chunhua Shen , Ping Luo

Reading text in the wild is a challenging task in the field of computer vision. Existing approaches mainly adopted Connectionist Temporal Classification (CTC) or Attention models based on Recurrent Neural Network (RNN), which is…

Computer Vision and Pattern Recognition · Computer Science 2017-09-14 Yunze Gao , Yingying Chen , Jinqiao Wang , Hanqing Lu

In this paper we propose an approach to lexicon-free recognition of text in scene images. Our approach relies on a LSTM-based soft visual attention model learned from convolutional features. A set of feature vectors are derived from an…

Computer Vision and Pattern Recognition · Computer Science 2017-06-07 Suman K. Ghosh , Ernest Valveny , Andrew D. Bagdanov

Offline handwritten text recognition from images is an important problem for enterprises attempting to digitize large volumes of handmarked scanned documents/reports. Deep recurrent models such as Multi-dimensional LSTMs have been shown to…

Computation and Language · Computer Science 2018-07-27 Arindam Chowdhury , Lovekesh Vig

Reading text from images remains challenging due to multi-orientation, perspective distortion and especially the curved nature of irregular text. Most of existing approaches attempt to solve the problem in two or multiple stages, which is…

Computer Vision and Pattern Recognition · Computer Science 2018-12-27 Yipeng Sun , Chengquan Zhang , Zuming Huang , Jiaming Liu , Junyu Han , Errui Ding

The attention-based encoder-decoder framework has recently achieved impressive results for scene text recognition, and many variants have emerged with improvements in recognition quality. However, it performs poorly on contextless texts…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Xiaoyu Yue , Zhanghui Kuang , Chenhao Lin , Hongbin Sun , Wayne Zhang

Natural scene text detection is a significant challenge in computer vision, with tremendous potential applications in multilingual, diverse, and complex text scenarios. We propose a multilingual text detection model to address the issues of…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Tao Wang

Recently, the semantics of scene text has been proven to be essential in fine-grained image classification. However, the existing methods mainly exploit the literal meaning of scene text for fine-grained recognition, which might be…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Hao Wang , Junchao Liao , Tianheng Cheng , Zewen Gao , Hao Liu , Bo Ren , Xiang Bai , Wenyu Liu