English
Related papers

Related papers: Adaptive Transform Domain Image Super-resolution V…

200 papers

Convolutional Neural Networks (CNNs) have demonstrated great results for the single-image super-resolution (SISR) problem. Currently, most CNN algorithms promote deep and computationally expensive models to solve SISR. However, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Vandit Jain , Prakhar Bansal , Abhinav Kumar Singh , Rajeev Srivastava

Convolutional neural networks (CNNs) are among the most widely used machine learning models for computer vision tasks, such as image classification. To improve the efficiency of CNNs, many CNNs compressing approaches have been developed.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Mateusz Gabor , Rafał Zdunek

Realistic image super-resolution (SR) focuses on transforming real-world low-resolution (LR) images into high-resolution (HR) ones, handling more complex degradation patterns than synthetic SR tasks. This is critical for applications like…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Chaowei Fang , Bolin Fu , De Cheng , Lechao Cheng , Guanbin Li

Advances in image super-resolution (SR) have recently benefited significantly from rapid developments in deep neural networks. Inspired by these recent discoveries, we note that many state-of-the-art deep SR architectures can be…

Computer Vision and Pattern Recognition · Computer Science 2018-05-09 Wei Han , Shiyu Chang , Ding Liu , Mo Yu , Michael Witbrock , Thomas S. Huang

Although deep convolutional neural networks (CNNs) have obtained outstanding performance in image superresolution (SR), their computational cost increases geometrically as CNN models get deeper and wider. Meanwhile, the features of…

Image and Video Processing · Electrical Eng. & Systems 2019-12-02 Seongmin Hwang , Gwanghuyn Yu , Cheolkon Jung , Jinyoung Kim

CNNs with strong learning abilities are widely chosen to resolve super-resolution problem. However, CNNs depend on deeper network architectures to improve performance of image super-resolution, which may increase computational cost in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Chunwei Tian , Yixuan Yuan , Shichao Zhang , Chia-Wen Lin , Wangmeng Zuo , David Zhang

With the rapid advancements in digital imaging systems and networking, low-cost hand-held image capture devices equipped with network connectivity are becoming ubiquitous. This ease of digital image capture and sharing is also accompanied…

Multimedia · Computer Science 2019-06-20 Vinay Verma , Nikita Agarwal , Nitin Khanna

A very deep convolutional neural network (CNN) has recently achieved great success for image super-resolution (SR) and offered hierarchical features as well. However, most deep CNN based SR models do not make full use of the hierarchical…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Yulun Zhang , Yapeng Tian , Yu Kong , Bineng Zhong , Yun Fu

Recently, single-image super-resolution has made great progress owing to the development of deep convolutional neural networks (CNNs). The vast majority of CNN-based models use a pre-defined upsampling operator, such as bicubic…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Xin Yang , Haiyang Mei , Jiqing Zhang , Ke Xu , Baocai Yin , Qiang Zhang , Xiaopeng Wei

In this paper, we propose a novel Discrete Cosine Transform (DCT)-based neural network layer which we call DCT-perceptron to replace the $3\times3$ Conv2D layers in the Residual neural Network (ResNet). Convolutional filtering operations…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Hongyi Pan , Xin Zhu , Salih Atici , Ahmet Enis Cetin

We propose an image super-resolution method (SR) using a deeply-recursive convolutional network (DRCN). Our network has a very deep recursive layer (up to 16 recursions). Increasing recursion depth can improve performance without…

Computer Vision and Pattern Recognition · Computer Science 2016-11-14 Jiwon Kim , Jung Kwon Lee , Kyoung Mu Lee

Digital Rock Imaging is constrained by detector hardware, and a trade-off between the image field of view (FOV) and the image resolution must be made. This can be compensated for with super resolution (SR) techniques that take a wide FOV,…

Image and Video Processing · Electrical Eng. & Systems 2020-02-18 Ying Da Wang , Ryan T. Armstrong , Peyman Mostaghimi

CT image reconstruction from incomplete data, such as sparse views and limited angle reconstruction, is an important and challenging problem in medical imaging. This work proposes a new deep convolutional neural network (CNN), called…

Medical Physics · Physics 2019-03-26 Haimiao Zhang , Bin Dong , Baodong Liu

We propose a highly efficient and faster Single Image Super-Resolution (SISR) model with Deep Convolutional neural networks (Deep CNN). Deep CNN have recently shown that they have a significant reconstruction performance on single-image…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Jin Yamanaka , Shigesumi Kuwashima , Takio Kurita

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

Image and Video Processing · Electrical Eng. & Systems 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

Deep convolutional neural networks can use hierarchical information to progressively extract structural information to recover high-quality images. However, preserving the effectiveness of the obtained structural information is important in…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Chunwei Tian , Chengyuan Zhang , Bob Zhang , Zhiwu Li , C. L. Philip Chen , David Zhang

Adversarially trained deep neural networks have significantly improved performance of single image super resolution, by hallucinating photorealistic local textures, thereby greatly reducing the perception difference between a real high…

Computer Vision and Pattern Recognition · Computer Science 2019-01-23 Francis Tom , Himanshu Sharma , Dheeraj Mundhra , Tathagato Rai Dastidar , Debdoot Sheet

With the development of the super-resolution convolutional neural network (SRCNN), deep learning technique has been widely applied in the field of image super-resolution. Previous works mainly focus on optimizing the structure of SRCNN,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Jianwei Zhang , zhenxing Wang , yuhui Zheng , Guoqing Zhang

As augmented reality and virtual reality applications gain popularity, image processing for OmniDirectional Images (ODIs) has attracted increasing attention. OmniDirectional Image Super-Resolution (ODISR) is a promising technique for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Cuixin Yang , Rongkang Dong , Kin-Man Lam , Yuhang Zhang , Guoping Qiu

Single Image Super Resolution (SISR) techniques based on Super Resolution Convolutional Neural Networks (SRCNN) are applied to micro-computed tomography ({\mu}CT) images of sandstone and carbonate rocks. Digital rock imaging is limited by…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Ying Da Wang , Ryan Armstrong , Peyman Mostaghimi