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Related papers: Reading in the Dark: Low-light Scene Text Recognit…

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Many new proposals for scene text recognition (STR) models have been introduced in recent years. While each claim to have pushed the boundary of the technology, a holistic and fair comparison has been largely missing in the field due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Jeonghun Baek , Geewook Kim , Junyeop Lee , Sungrae Park , Dongyoon Han , Sangdoo Yun , Seong Joon Oh , Hwalsuk Lee

Text image super-resolution is a challenging yet open research problem in the computer vision community. In particular, low-resolution images hamper the performance of typical optical character recognition (OCR) systems. In this article, we…

Computer Vision and Pattern Recognition · Computer Science 2015-06-09 Chao Dong , Ximei Zhu , Yubin Deng , Chen Change Loy , Yu Qiao

Images acquired by computer vision systems under low light conditions have multiple characteristics like high noise, lousy illumination, reflectance, and bad contrast, which make object detection tasks difficult. Much work has been done to…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Winston Chen , Tejas Shah

While recent advancements in Image Super-Resolution (SR) using diffusion models have shown promise in improving overall image quality, their application to scene text images has revealed limitations. These models often struggle with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Keren Ye , Ignacio Garcia Dorado , Michalis Raptis , Mauricio Delbracio , Irene Zhu , Peyman Milanfar , Hossein Talebi

Low-light image enhancement (LLIE) aims to improve low-illumination images. However, existing methods face two challenges: (1) uncertainty in restoration from diverse brightness degradations; (2) loss of texture and color information caused…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Xu Wu , XianXu Hou , Zhihui Lai , Jie Zhou , Ya-nan Zhang , Witold Pedrycz , Linlin Shen

Image super-resolution(SR) is fundamental to many vision system-from surveillance and autonomy to document analysis and retail analytics-because recovering high-frequency details, especially scene-text, enables reliable downstream…

Computer Vision and Pattern Recognition · Computer Science 2025-10-31 Mingyu Sung , Seungjae Ham , Kangwoo Kim , Yeokyoung Yoon , Sangseok Yun , Il-Min Kim , Jae-Mo Kang

Context-aware methods have achieved remarkable advancements in supervised scene text recognition by leveraging semantic priors from words. Considering the heterogeneity of text and background in STR, we propose that such contextual priors…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Tiancheng Lin , Jinglei Zhang , Yi Xu , Kai Chen , Rui Zhang , Chang-Wen Chen

Scene text recognition (STR) enables computers to read text in natural scenes such as object labels, road signs and instructions. STR helps machines perform informed decisions such as what object to pick, which direction to go, and what is…

Computer Vision and Pattern Recognition · Computer Science 2021-05-19 Rowel Atienza

This paper presents a comprehensive survey of low-light image and video enhancement, addressing two primary challenges in the field. The first challenge is the prevalence of mixed over-/under-exposed images, which are not adequately…

Computer Vision and Pattern Recognition · Computer Science 2024-01-02 Shen Zheng , Yiling Ma , Jinqian Pan , Changjie Lu , Gaurav Gupta

Low-light images often suffer from limited visibility and multiple types of degradation, rendering low-light image enhancement (LIE) a non-trivial task. Some endeavors have been recently made to enhance low-light images using convolutional…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Zixiang Wei , Yiting Wang , Lichao Sun , Athanasios V. Vasilakos , Lin Wang

Recognizing irregular text in natural scene images is challenging due to the large variance in text appearance, such as curvature, orientation and distortion. Most existing approaches rely heavily on sophisticated model designs and/or extra…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Hui Li , Peng Wang , Chunhua Shen , Guyu Zhang

Reading text in real-world scenarios often requires understanding the context surrounding it, especially when dealing with poor-quality text. However, current scene text recognizers are unaware of the bigger picture as they operate on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Aviad Aberdam , David Bensaïd , Alona Golts , Roy Ganz , Oren Nuriel , Royee Tichauer , Shai Mazor , Ron Litman

Event camera has recently received much attention for low-light image enhancement (LIE) thanks to their distinct advantages, such as high dynamic range. However, current research is prohibitively restricted by the lack of large-scale,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Guoqiang Liang , Kanghao Chen , Hangyu Li , Yunfan Lu , Lin Wang

Scene text detection has received attention for years and achieved an impressive performance across various benchmarks. In this work, we propose an efficient and accurate approach to detect multioriented text in scene images. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Liang Zhang , Yufei Liu , Hang Xiao , Lu Yang , Guangming Zhu , Syed Afaq Shah , Mohammed Bennamoun , Peiyi Shen

The low-light conditions are challenging to the vision-centric perception systems for autonomous driving in the dark environment. In this paper, we propose a new benchmark dataset (named DarkDriving) to investigate the low-light enhancement…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Wuqi Wang , Haochen Yang , Baolu Li , Jiaqi Sun , Xiangmo Zhao , Zhigang Xu , Qing Guo , Haigen Min , Tianyun Zhang , Hongkai Yu

Low-light image enhancement is crucial for a myriad of applications, from night vision and surveillance, to autonomous driving. However, due to the inherent limitations that come in hand with capturing images in low-illumination…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Manjushree Aithal , Rosaura G. VidalMata , Manikandtan Kartha , Gong Chen , Eashan Adhikarla , Lucas N. Kirsten , Zhicheng Fu , Nikhil A. Madhusudhana , Joe Nasti

We develop a Deep-Text Recurrent Network (DTRN) that regards scene text reading as a sequence labelling problem. We leverage recent advances of deep convolutional neural networks to generate an ordered high-level sequence from a whole word…

Computer Vision and Pattern Recognition · Computer Science 2015-12-22 Pan He , Weilin Huang , Yu Qiao , Chen Change Loy , Xiaoou Tang

Capturing images under extremely low-light conditions poses significant challenges for the standard camera pipeline. Images become too dark and too noisy, which makes traditional enhancement techniques almost impossible to apply. Recently,…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Ahmet Serdar Karadeniz , Erkut Erdem , Aykut Erdem

Low-light videos often exhibit spatiotemporally incoherent noise, compromising visibility and degrading performance in computer vision applications. A major challenge for enhancing such content using deep learning lies in the scarcity of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Ruirui Lin , Guoxi Huang , Joanne Lin , Qi Sun , Alexandra Malyugina , David R Bull , Nantheera Anantrasirichai

Image recognition has recently witnessed a paradigm shift, where vision-language models are now used to perform few-shot classification based on textual prompts. Among these, the CLIP model has shown remarkable capabilities for zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Lorenzo Agnolucci , Alberto Baldrati , Francesco Todino , Federico Becattini , Marco Bertini , Alberto Del Bimbo