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While diffusion models have significantly advanced the quality of image generation their capability to accurately and coherently render text within these images remains a substantial challenge. Conventional diffusion-based methods for scene…

计算机视觉与模式识别 · 计算机科学 2024-09-17 Qilong Zhangli , Jindong Jiang , Di Liu , Licheng Yu , Xiaoliang Dai , Ankit Ramchandani , Guan Pang , Dimitris N. Metaxas , Praveen Krishnan

We demonstrate that a generative model for object shapes can achieve state of the art results on challenging scene text recognition tasks, and with orders of magnitude fewer training images than required for competing discriminative…

计算机视觉与模式识别 · 计算机科学 2016-11-10 Xinghua Lou , Ken Kansky , Wolfgang Lehrach , CC Laan , Bhaskara Marthi , D. Scott Phoenix , Dileep George

Scene text recognition (STR) pre-training methods have achieved remarkable progress, primarily relying on synthetic datasets. However, the domain gap between synthetic and real images poses a challenge in acquiring feature representations…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Shuai Zhao , Yongkun Du , Zhineng Chen , Yu-Gang Jiang

With the development of deep neural networks, the demand for a significant amount of annotated training data becomes the performance bottlenecks in many fields of research and applications. Image synthesis can generate annotated images…

计算机视觉与模式识别 · 计算机科学 2020-12-24 Minghui Liao , Boyu Song , Shangbang Long , Minghang He , Cong Yao , Xiang Bai

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

Scene text removal (STR) aims to erase textual elements from images. It was originally intended for removing privacy-sensitiveor undesired texts from natural scene images, but is now also appliedto typographic images. STR typically detects…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Takumi Yoshimatsu , Shumpei Takezaki , Seiichi Uchida

Text in curve orientation, despite being one of the common text orientations in real world environment, has close to zero existence in well received scene text datasets such as ICDAR2013 and MSRA-TD500. The main motivation of Total-Text is…

计算机视觉与模式识别 · 计算机科学 2017-10-31 Chee Kheng Chng , Chee Seng Chan

Scene text detection has drawn the close attention of researchers. Though many methods have been proposed for horizontal and oriented texts, previous methods may not perform well when dealing with arbitrary-shaped texts such as curved…

计算机视觉与模式识别 · 计算机科学 2021-09-09 Youhui Guo , Yu Zhou , Xugong Qin , Weiping Wang

State-of-the-art text spotting systems typically aim to detect isolated words or word-by-word text in images of natural scenes and ignore the semantic coherence within a region of text. However, when interpreted together, seemingly isolated…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Yi Zheng , Qitong Wang , Margrit Betke

Many tasks are related to determining if a particular text string exists in an image. In this work, we propose a new framework that learns this task in an end-to-end way. The framework takes an image and a text string as input and then…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Dafang He , Yeqing Li , Alexander Gorban , Derrall Heath , Julian Ibarz , Qian Yu , Daniel Kifer , C. Lee Giles

Recent models for cross-modal retrieval have benefited from an increasingly rich understanding of visual scenes, afforded by scene graphs and object interactions to mention a few. This has resulted in an improved matching between the visual…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Andrés Mafla , Rafael Sampaio de Rezende , Lluís Gómez , Diane Larlus , Dimosthenis Karatzas

The diversity in length constitutes a significant characteristic of text. Due to the long-tail distribution of text lengths, most existing methods for scene text recognition (STR) only work well on short or seen-length text, lacking the…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Changxu Cheng , Peng Wang , Cheng Da , Qi Zheng , Cong Yao

Scene Text Recognition is a challenging problem because of irregular styles and various distortions. This paper proposed an end-to-end trainable model consists of a finer rectification module and a bidirectional attentional recognition…

计算机视觉与模式识别 · 计算机科学 2020-01-28 Gang Wang

Existing real-time text detectors reconstruct text contours by shrink-masks directly, which simplifies the framework and can make the model run fast. However, the strong dependence on predicted shrink-masks leads to unstable detection…

计算机视觉与模式识别 · 计算机科学 2021-11-19 Chuang Yang , Mulin Chen , Yuan Yuan , Qi Wang , Xuelong Li

We present PBFormer, an efficient yet powerful scene text detector that unifies the transformer with a novel text shape representation Polynomial Band (PB). The representation has four polynomial curves to fit a text's top, bottom, left,…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Ruijin Liu , Ning Lu , Dapeng Chen , Cheng Li , Zejian Yuan , Wei Peng

Natural scene text detection is an important aspect of scene understanding and could be a useful tool in building engaging augmented reality applications. In this work, we address the problem of false positives in text spotting. We propose…

计算机视觉与模式识别 · 计算机科学 2021-01-05 Sagar Gubbi , Bharadwaj Amrutur

Linguistic knowledge has brought great benefits to scene text recognition by providing semantics to refine character sequences. However, since linguistic knowledge has been applied individually on the output sequence, previous methods have…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Byeonghu Na , Yoonsik Kim , Sungrae Park

In autonomous driving tasks, scene understanding is the first step towards predicting the future behavior of the surrounding traffic participants. Yet, how to represent a given scene and extract its features are still open research…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Ali Keysan , Andreas Look , Eitan Kosman , Gonca Gürsun , Jörg Wagner , Yu Yao , Barbara Rakitsch

In this paper, we propose a novel approach for text detec- tion in natural images. Both local and global cues are taken into account for localizing text lines in a coarse-to-fine pro- cedure. First, a Fully Convolutional Network (FCN) model…

计算机视觉与模式识别 · 计算机科学 2016-04-19 Zheng Zhang , Chengquan Zhang , Wei Shen , Cong Yao , Wenyu Liu , Xiang Bai

Optical Character Recognition (OCR) systems have been widely used in various applications for extracting semantic information from images. To give the user more control over their privacy, an on-device solution is needed. The current…

计算机视觉与模式识别 · 计算机科学 2022-01-03 Rachit S Munjal , Arun D Prabhu , Nikhil Arora , Sukumar Moharana , Gopi Ramena