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Related papers: ESTISR: Adapting Efficient Scene Text Image Super-…

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With the popularity of mobile devices, e.g., smartphone and wearable devices, lighter and faster model is crucial for the application of video super resolution. However, most previous lightweight models tend to concentrate on reducing…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Tianyu Xu , Zhuang Jia , Yijian Zhang , Long Bao , Heng Sun

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…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Takumi Yoshimatsu , Shumpei Takezaki , Seiichi Uchida

Driven by deep learning and the large volume of data, scene text recognition has evolved rapidly in recent years. Formerly, RNN-attention based methods have dominated this field, but suffer from the problem of \textit{attention drift} in…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Zhaoyi Wan , Minghang He , Haoran Chen , Xiang Bai , Cong Yao

Scene text recognition (STR) is the task of recognizing character sequences in natural scenes. While there have been great advances in STR methods, current methods still fail to recognize texts in arbitrary shapes, such as heavily curved or…

Computer Vision and Pattern Recognition · Computer Science 2019-10-11 Junyeop Lee , Sungrae Park , Jeonghun Baek , Seong Joon Oh , Seonghyeon Kim , Hwalsuk Lee

The prevalent perspectives of scene text recognition are from sequence to sequence (seq2seq) and segmentation. Nevertheless, the former is composed of many components which makes implementation and deployment complicated, while the latter…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Hongxiang Cai , Jun Sun , Yichao Xiong

Existing real-world super-resolution (RSR) methods based on generative priors have achieved remarkable progress in producing high-quality and globally consistent reconstructions. However, they often struggle to recover fine-grained details…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Zixin Guo , Kai Zhao , Luyan Zhang

Scene Text Recognition (STR) models have achieved high performance in recent years on benchmark datasets where text images are presented with minimal noise. Traditional STR recognition pipelines take a cropped image as sole input and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Joshua Cesare Placidi , Yishu Miao , Zixu Wang , Lucia Specia

Deep convolutional neural networks (CNNs) with strong expressive ability have achieved impressive performances on single image super-resolution (SISR). However, their excessive amounts of convolutions and parameters usually consume high…

Image and Video Processing · Electrical Eng. & Systems 2020-07-22 Chunwei Tian , Ruibin Zhuge , Zhihao Wu , Yong Xu , Wangmeng Zuo , Chen Chen , Chia-Wen Lin

Deep learning for image super-resolution (SR) has been investigated by numerous researchers in recent years. Most of the works concentrate on effective block designs and improve the network representation but lack interpretation. There are…

Image and Video Processing · Electrical Eng. & Systems 2022-10-17 Yuqing Liu , Wei Zhang , Weifeng Sun , Zhikai Yu , Jianfeng Wei , Shengquan Li

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Changxu Cheng , Peng Wang , Cheng Da , Qi Zheng , Cong Yao

Modern scene text recognition systems often depend on large end-to-end architectures that require extensive training and are prohibitively expensive for real-time scenarios. In such cases, the deployment of heavy models becomes impractical…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Ritabrata Chakraborty , Shivakumara Palaiahnakote , Umapada Pal , Cheng-Lin Liu

With the advent of smart devices that support 4K and 8K resolution, Single Image Super Resolution (SISR) has become an important computer vision problem. However, most super resolution deep networks are computationally very expensive. In…

Image and Video Processing · Electrical Eng. & Systems 2022-03-21 Kartikeya Bhardwaj , Milos Milosavljevic , Liam O'Neil , Dibakar Gope , Ramon Matas , Alex Chalfin , Naveen Suda , Lingchuan Meng , Danny Loh

Deep learning-based super-resolution (SR) is challenging to implement in resource-constrained edge devices for resolutions beyond full HD due to its high computational complexity and memory bandwidth requirements. This paper introduces an…

Hardware Architecture · Computer Science 2026-05-01 Chih-Chia Hsu , Tian-Sheuan Chang

Single Image Super-Resolution (SISR) is a crucial task in low-level computer vision, aiming to reconstruct high-resolution images from low-resolution counterparts. Conventional attention mechanisms have significantly improved SISR…

Image and Video Processing · Electrical Eng. & Systems 2024-05-14 Cheng Wan , Hongyuan Yu , Zhiqi Li , Yihang Chen , Yajun Zou , Yuqing Liu , Xuanwu Yin , Kunlong Zuo

Single image super resolution is a very important computer vision task, with a wide range of applications. In recent years, the depth of the super-resolution model has been constantly increasing, but with a small increase in performance, it…

Computer Vision and Pattern Recognition · Computer Science 2018-02-01 Xi Cheng , Xiang Li , Ying Tai , Jian Yang

Extremely low-light text images are common in natural scenes, making scene text detection and recognition challenging. One solution is to enhance these images using low-light image enhancement methods before text extraction. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Che-Tsung Lin , Chun Chet Ng , Zhi Qin Tan , Wan Jun Nah , Xinyu Wang , Jie Long Kew , Pohao Hsu , Shang Hong Lai , Chee Seng Chan , Christopher Zach

Detecting and recognizing text in natural scene images is a challenging, yet not completely solved task. In re- cent years several new systems that try to solve at least one of the two sub-tasks (text detection and text recognition) have…

Computer Vision and Pattern Recognition · Computer Science 2017-07-28 Christian Bartz , Haojin Yang , Christoph Meinel

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

Deep learning-based methods have made impressive progress in enhancing extremely low-light images - the image quality of the reconstructed images has generally improved. However, we found out that most of these methods could not…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Pohao Hsu , Che-Tsung Lin , Chun Chet Ng , Jie-Long Kew , Mei Yih Tan , Shang-Hong Lai , Chee Seng Chan , Christopher Zach

Recent progress in single-image super-resolution (SISR) has achieved remarkable performance, yet the computational costs of these methods remain a challenge for deployment on resource-constrained devices. In particular, transformer-based…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Gang Wu , Junjun Jiang , Junpeng Jiang , Xianming Liu