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Since the fully convolutional network has achieved great success in semantic segmentation, lots of works have been proposed focusing on extracting discriminative pixel feature representations. However, we observe that existing methods still…

Computer Vision and Pattern Recognition · Computer Science 2023-01-13 Dongyue Wu , Zilin Guo , Aoyan Li , Changqian Yu , Changxin Gao , Nong Sang

Although a polygon is a more accurate representation than an upright bounding box for text detection, the annotations of polygons are extremely expensive and challenging. Unlike existing works that employ fully-supervised training with…

Computer Vision and Pattern Recognition · Computer Science 2022-05-27 Weijia Wu , Enze Xie , Ruimao Zhang , Wenhai Wang , Hong Zhou , Ping Luo

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, a series of decomposition-based scene text detection methods has achieved impressive progress by decomposing challenging text regions into pieces and linking them in a bottom-up manner. However, most of them merely focus on…

Computer Vision and Pattern Recognition · Computer Science 2020-02-27 Hao Liu , Antai Guo , Deqiang Jiang , Yiqing Hu , Bo Ren

The recent large-scale Contrastive Language-Image Pretraining (CLIP) model has shown great potential in various downstream tasks via leveraging the pretrained vision and language knowledge. Scene text, which contains rich textual and visual…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Wenwen Yu , Yuliang Liu , Wei Hua , Deqiang Jiang , Bo Ren , Xiang Bai

Scene text detection and document layout analysis have long been treated as two separate tasks in different image domains. In this paper, we bring them together and introduce the task of unified scene text detection and layout analysis. The…

Computer Vision and Pattern Recognition · Computer Science 2022-06-06 Shangbang Long , Siyang Qin , Dmitry Panteleev , Alessandro Bissacco , Yasuhisa Fujii , Michalis Raptis

Recognizing text in the wild is a really challenging task because of complex backgrounds, various illuminations and diverse distortions, even with deep neural networks (convolutional neural networks and recurrent neural networks). In the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Chun Yang , Xu-Cheng Yin , Zejun Li , Jianwei Wu , Chunchao Guo , Hongfa Wang , Lei Xiao

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

End-to-end scene text spotting, which aims to read the text in natural images, has garnered significant attention in recent years. However, recent state-of-the-art methods usually incorporate detection and recognition simply by sharing the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Mingxin Huang , Dezhi Peng , Hongliang Li , Zhenghao Peng , Chongyu Liu , Dahua Lin , Yuliang Liu , Xiang Bai , Lianwen Jin

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

Scene text recognition has been a hot research topic in computer vision due to its various applications. The state of the art is the attention-based encoder-decoder framework that learns the mapping between input images and output sequences…

Computer Vision and Pattern Recognition · Computer Science 2017-10-24 Zhanzhan Cheng , Fan Bai , Yunlu Xu , Gang Zheng , Shiliang Pu , Shuigeng Zhou

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

End-to-end scene text spotting has made significant progress due to its intrinsic synergy between text detection and recognition. Previous methods commonly regard manual annotations such as horizontal rectangles, rotated rectangles,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yuliang Liu , Jiaxin Zhang , Dezhi Peng , Mingxin Huang , Xinyu Wang , Jingqun Tang , Can Huang , Dahua Lin , Chunhua Shen , Xiang Bai , Lianwen Jin

We aim to detect all instances of a category in an image and, for each instance, mark the pixels that belong to it. We call this task Simultaneous Detection and Segmentation (SDS). Unlike classical bounding box detection, SDS requires a…

Computer Vision and Pattern Recognition · Computer Science 2014-07-08 Bharath Hariharan , Pablo Arbeláez , Ross Girshick , Jitendra Malik

Large-scale pre-training methods of learning cross-modal representations on image-text pairs are becoming popular for vision-language tasks. While existing methods simply concatenate image region features and text features as input to the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Xiujun Li , Xi Yin , Chunyuan Li , Pengchuan Zhang , Xiaowei Hu , Lei Zhang , Lijuan Wang , Houdong Hu , Li Dong , Furu Wei , Yejin Choi , Jianfeng Gao

In this paper, we address the semantic segmentation problem with a focus on the context aggregation strategy. Our motivation is that the label of a pixel is the category of the object that the pixel belongs to. We present a simple yet…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Yuhui Yuan , Xiaokang Chen , Xilin Chen , Jingdong Wang

Although current text detection algorithms demonstrate effectiveness in general scenarios, their performance declines when confronted with artistic-style text featuring complex structures. This paper proposes a method that utilizes…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Aoxiang Ning , Yiting Wei , Minglong Xue , Senming Zhong

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

The goal of object detection is to determine the class and location of objects in an image. This paper proposes a novel anchor-free, two-stage framework which first extracts a number of object proposals by finding potential corner keypoint…

Computer Vision and Pattern Recognition · Computer Science 2020-07-29 Kaiwen Duan , Lingxi Xie , Honggang Qi , Song Bai , Qingming Huang , Qi Tian

Scene text image contains two levels of contents: visual texture and semantic information. Although the previous scene text recognition methods have made great progress over the past few years, the research on mining semantic information to…

Computer Vision and Pattern Recognition · Computer Science 2020-03-30 Deli Yu , Xuan Li , Chengquan Zhang , Junyu Han , Jingtuo Liu , Errui Ding