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Multi-orientation scene text detection has recently gained significant research attention. Previous methods directly predict words or text lines, typically by using quadrilateral shapes. However, many of these methods neglect the…

计算机视觉与模式识别 · 计算机科学 2021-01-19 Yuliang Liu , Tong He , Hao Chen , Xinyu Wang , Canjie Luo , Shuaitao Zhang , Chunhua Shen , Lianwen Jin

Unsupervised text embedding methods, such as Skip-gram and Paragraph Vector, have been attracting increasing attention due to their simplicity, scalability, and effectiveness. However, comparing to sophisticated deep learning architectures…

计算与语言 · 计算机科学 2015-08-04 Jian Tang , Meng Qu , Qiaozhu Mei

Scene text detection and recognition have been well explored in the past few years. Despite the progress, efficient and accurate end-to-end spotting of arbitrarily-shaped text remains challenging. In this work, we propose an end-to-end text…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Wenhai Wang , Enze Xie , Xiang Li , Xuebo Liu , Ding Liang , Zhibo Yang , Tong Lu , Chunhua Shen

To pursue an efficient text assembling process, existing methods detect texts via the shrink-mask expansion strategy. However, the shrinking operation loses the visual features of text margins and confuses the foreground and background…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Chuang Yang , Haozhao Ma , Xu Han , Yuan Yuan , Qi Wang

Recently, Transformer-based text detection techniques have sought to predict polygons by encoding the coordinates of individual boundary vertices using distinct query features. However, this approach incurs a significant memory overhead and…

计算机视觉与模式识别 · 计算机科学 2025-08-13 Xuyang Chen , Dong Wang , Konrad Schindler , Mingwei Sun , Yongliang Wang , Nicolo Savioli , Liqiu Meng

Weakly-supervised medical image segmentation is gaining traction as it requires only rough annotations rather than accurate pixel-to-pixel labels, thereby reducing the workload for specialists. Although some progress has been made, there is…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Wang Lituan , Zhang Lei , Wang Yan , Wang Zhenbin , Zhang Zhenwei , Zhang Yi

Scene text detection is an important step of scene text recognition system and also a challenging problem. Different from general object detection, the main challenges of scene text detection lie on arbitrary orientations, small sizes, and…

计算机视觉与模式识别 · 计算机科学 2018-04-30 Minghui Liao , Baoguang Shi , Xiang Bai

Unconstrained handwritten text recognition is a challenging computer vision task. It is traditionally handled by a two-step approach, combining line segmentation followed by text line recognition. For the first time, we propose an…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Denis Coquenet , Clément Chatelain , Thierry Paquet

Image-text matching tasks have recently attracted a lot of attention in the computer vision field. The key point of this cross-domain problem is how to accurately measure the similarity between the visual and the textual contents, which…

计算与语言 · 计算机科学 2019-07-24 Yaxiong Wang , Hao Yang , Xueming Qian , Lin Ma , Jing Lu , Biao Li , Xin Fan

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…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Yuzhong Zhao , Yuanqiang Cai , Weijia Wu , Weiqiang Wang

Object proposal technique with dense anchoring scheme for scene text detection were applied frequently to achieve high recall. It results in the significant improvement in accuracy but waste of computational searching, regression and…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Anna Zhu , Hang Du , Shengwu Xiong

Scene text detection has been made great progress in recent years. The detection manners are evolving from axis-aligned rectangle to rotated rectangle and further to quadrangle. However, current datasets contain very little curve text,…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Liu Yuliang , Jin Lianwen , Zhang Shuaitao , Zhang Sheng

The labeling cost of large number of bounding boxes is one of the main challenges for training modern object detectors. To reduce the dependence on expensive bounding box annotations, we propose a new semi-supervised object detection…

计算机视觉与模式识别 · 计算机科学 2018-12-04 JIyang Gao , Jiang Wang , Shengyang Dai , Li-Jia Li , Ram Nevatia

Annotating bounding boxes for object detection is expensive, time-consuming, and error-prone. In this work, we propose a DETR based framework called ComplETR that is designed to explicitly complete missing annotations in partially annotated…

计算机视觉与模式识别 · 计算机科学 2022-09-14 Achin Jain , Kibok Lee , Gurumurthy Swaminathan , Hao Yang , Bernt Schiele , Avinash Ravichandran , Onkar Dabeer

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…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Xugong Qin , Yu Zhou , Dongbao Yang , Weiping Wang

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…

计算机视觉与模式识别 · 计算机科学 2021-07-14 Tao Sheng , Zhouhui Lian

Regression-based text detection methods have already achieved promising performances with simple network structure and high efficiency. However, they are behind in accuracy comparing with recent segmentation-based text detectors. In this…

计算机视觉与模式识别 · 计算机科学 2020-05-27 Zengyuan Guo , Zilin Wang , Zhihui Wang , Wanli Ouyang , Haojie Li , Wen Gao

Arbitrary-oriented text detection in the wild is a very challenging task, due to the aspect ratio, scale, orientation, and illumination variations. In this paper, we propose a novel method, namely Arbitrary-oriented Text (or ArbText for…

计算机视觉与模式识别 · 计算机科学 2017-12-01 Daitao Xing , Zichen Li , Xin Chen , Yi Fang

Current anchor-free object detectors label all the features that spatially fall inside a predefined central region of a ground-truth box as positive. This approach causes label noise during training, since some of these positively labeled…

计算机视觉与模式识别 · 计算机科学 2020-08-17 Nermin Samet , Samet Hicsonmez , Emre Akbas

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…

计算机视觉与模式识别 · 计算机科学 2016-05-25 Zhuoyao Zhong , Lianwen Jin , Shuye Zhang , Ziyong Feng