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Speculative decoding has been widely used to accelerate auto-regressive (AR) text generation. However, its effectiveness for visual AR models remains limited due to token selection ambiguity, where multiple tokens share similarly low…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Sihwan Park , Doohyuk Jang , Sungyub Kim , Souvik Kundu , Eunho Yang

Feature pyramid network (FPN) is a critical component in modern object detection frameworks. The performance gain in most of the existing FPN variants is mainly attributed to the increase of computational burden. An attempt to enhance the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Mingjian Zhu , Kai Han , Changbin Yu , Yunhe Wang

Scene text detection based on deep neural networks have progressed substantially over the past years. However, previous state-of-the-art methods may still fall short when dealing with challenging public benchmarks because the performances…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Sihwan Kim , Taejang Park

Scene text recognition has attracted a great many researches due to its importance to various applications. Existing methods mainly adopt recurrence or convolution based networks. Though have obtained good performance, these methods still…

Computer Vision and Pattern Recognition · Computer Science 2019-10-11 Fenfen Sheng , Zhineng Chen , Bo Xu

The presence of occlusions has provided substantial challenges to typically-powerful object recognition algorithms. Additional sources of information can be extremely valuable to reduce errors caused by occlusions. Scene context is known to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Courtney M. King , Daniel D. Leeds , Damian Lyons , George Kalaitzis

Text Proposals have emerged as a class-dependent version of object proposals - efficient approaches to reduce the search space of possible text object locations in an image. Combined with strong word classifiers, text proposals currently…

Computer Vision and Pattern Recognition · Computer Science 2017-02-17 Dena Bazazian , Raul Gomez , Anguelos Nicolaou , Lluis Gomez , Dimosthenis Karatzas , Andrew D. Bagdanov

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

We study the problem of object detection over scanned images of scientific documents. We consider images that contain objects of varying aspect ratios and sizes and range from coarse elements such as tables and figures to fine elements such…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Ankur Goswami , Joshua McGrath , Shanan Peters , Theodoros Rekatsinas

Recent advances in visual tracking showed that deep Convolutional Neural Networks (CNN) trained for image classification can be strong feature extractors for discriminative trackers. However, due to the drastic difference between image…

Computer Vision and Pattern Recognition · Computer Science 2017-05-31 Jimmy Ren , Zhiyang Yu , Jianbo Liu , Rui Zhang , Wenxiu Sun , Jiahao Pang , Xiaohao Chen , Qiong Yan

In this paper, we first provide a new perspective to divide existing high performance object detection methods into direct and indirect regressions. Direct regression performs boundary regression by predicting the offsets from a given…

Computer Vision and Pattern Recognition · Computer Science 2017-03-27 Wenhao He , Xu-Yao Zhang , Fei Yin , Cheng-Lin Liu

Region Proposal Network (RPN) is the cornerstone of two-stage object detectors, it generates a sparse set of object proposals and alleviates the extrem foregroundbackground class imbalance problem during training. However, we find that the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-12 Li Zhu , Zihao Xie , Liman Liu , Bo Tao , Wenbing Tao

Scene text detection has witnessed rapid progress especially with the recent development of convolutional neural networks. However, there still exists two challenges which prevent the algorithm into industry applications. On the one hand,…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Wenhai Wang , Enze Xie , Xiang Li , Wenbo Hou , Tong Lu , Gang Yu , Shuai Shao

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 recognition (STR) is very challenging due to the diversity of text instances and the complexity of scenes. The community has paid increasing attention to boost the performance by improving the pre-processing image module, like…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Hui Zhang , Quanming Yao , Mingkun Yang , Yongchao Xu , Xiang Bai

Scene text detection, which is one of the most popular topics in both academia and industry, can achieve remarkable performance with sufficient training data. However, the annotation costs of scene text detection are huge with traditional…

Computer Vision and Pattern Recognition · Computer Science 2020-12-11 Wenqing Zhang , Yang Qiu , Minghui Liao , Rui Zhang , Xiaolin Wei , Xiang Bai

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

Identifying potential objects is critical for object recognition and analysis across various computer vision applications. Existing methods typically localize potential objects by relying on exemplar images, predefined categories, or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Qihong Tang , Changhan Liu , Shaofeng Zhang , Wenbin Li , Qi Fan , Yang Gao

Nowadays, scene text recognition has attracted more and more attention due to its various applications. Most state-of-the-art methods adopt an encoder-decoder framework with attention mechanism, which generates text autoregressively from…

Computer Vision and Pattern Recognition · Computer Science 2021-09-10 Zhi Qiao , Yu Zhou , Jin Wei , Wei Wang , Yuan Zhang , Ning Jiang , Hongbin Wang , Weiping Wang

Scene text spotting is of great importance to the computer vision community due to its wide variety of applications. Recent methods attempt to introduce linguistic knowledge for challenging recognition rather than pure visual…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Shancheng Fang , Zhendong Mao , Hongtao Xie , Yuxin Wang , Chenggang Yan , Yongdong Zhang

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…

Computer Vision and Pattern Recognition · Computer Science 2017-12-01 Daitao Xing , Zichen Li , Xin Chen , Yi Fang