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Convolutional neural network (CNN) depth is of crucial importance for image super-resolution (SR). However, we observe that deeper networks for image SR are more difficult to train. The low-resolution inputs and features contain abundant…

Computer Vision and Pattern Recognition · Computer Science 2018-07-16 Yulun Zhang , Kunpeng Li , Kai Li , Lichen Wang , Bineng Zhong , Yun Fu

Single image super-resolution is an effective way to enhance the spatial resolution of remote sensing image, which is crucial for many applications such as target detection and image classification. However, existing methods based on the…

Image and Video Processing · Electrical Eng. & Systems 2020-11-22 Wenjia Xu , Guangluan Xu , Yang Wang , Xian Sun , Daoyu Lin , Yirong Wu

Deep Convolutional Neural Networks (CNN) have drawn great attention in image super-resolution (SR). Recently, visual attention mechanism, which exploits both of the feature importance and contextual cues, has been introduced to image SR and…

Image and Video Processing · Electrical Eng. & Systems 2019-10-01 Huapeng Wu , Zhengxia Zou , Jie Gui , Wen-Jun Zeng , Jieping Ye , Jun Zhang , Hongyi Liu , Zhihui Wei

Deep Convolutional Neural Networks (DCNNs) have achieved impressive performance in Single Image Super-Resolution (SISR). To further improve the performance, existing CNN-based methods generally focus on designing deeper architecture of the…

Image and Video Processing · Electrical Eng. & Systems 2020-05-22 Wenjie Ai , Xiaoguang Tu , Shilei Cheng , Mei Xie

Convolutional Neural Networks (CNNs) have been consistently proved state-of-the-art results in image Super-Resolution (SR), representing an exceptional opportunity for the remote sensing field to extract further information and knowledge…

Image and Video Processing · Electrical Eng. & Systems 2020-11-02 Francesco Salvetti , Vittorio Mazzia , Aleem Khaliq , Marcello Chiaberge

In recent years, deep learning methods have achieved impressive results with higher peak signal-to-noise ratio in single image super-resolution (SISR) tasks by utilizing deeper layers. However, their application is quite limited since they…

Computer Vision and Pattern Recognition · Computer Science 2019-03-20 Hailong Ma , Xiangxiang Chu , Bo Zhang , Shaohua Wan , Bo Zhang

Hybrid CNN-Transformer architectures achieve strong results in image super-resolution, but scaling attention windows or convolution kernels significantly increases computational cost, limiting deployment on resource-constrained devices. We…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Cao Thien Tan , Phan Thi Thu Trang , Do Nghiem Duc , Ho Ngoc Anh , Hanyang Zhuang , Nguyen Duc Dung

An important development direction in the Single-Image Super-Resolution (SISR) algorithms is to improve the efficiency of the algorithms. Recently, efficient Super-Resolution (SR) research focuses on reducing model complexity and improving…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Chengxu Wu , Qinrui Fan , Shu Hu , Xi Wu , Xin Wang , Jing Hu

We propose a deep learning method for single image super-resolution (SR). Our method directly learns an end-to-end mapping between the low/high-resolution images. The mapping is represented as a deep convolutional neural network (CNN) that…

Computer Vision and Pattern Recognition · Computer Science 2015-08-03 Chao Dong , Chen Change Loy , Kaiming He , Xiaoou Tang

2D convolutional neural networks (CNNs) have attracted significant attention for hyperspectral image super-resolution tasks. However, a key limitation is their reliance on local neighborhoods, which leads to a lack of global contextual…

Image and Video Processing · Electrical Eng. & Systems 2025-06-06 Usman Muhammad , Jorma Laaksonen

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

Super-resolution (SR) aims to increase the resolution of imagery. Applications include security, medical imaging, and object recognition. We propose a deep learning-based SR system that takes a hexagonally sampled low-resolution image as an…

Image and Video Processing · Electrical Eng. & Systems 2021-11-05 Dylan Flaute , Russell C. Hardie , Hamed Elwarfalli

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

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

Deep learning based single image super resolution (SISR) algorithms has revolutionized the overall diagnosis framework by continually improving the architectural components and training strategies associated with convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2022-03-15 Fayaz Ali Dharejo , Muhammad Zawish , Farah Deeba Yuanchun Zhou , Kapal Dev , Sunder Ali Khowaja , Nawab Muhammad Faseeh Qureshi

Deep convolutional neural networks (CNNs) have recently achieved great success for single image super-resolution (SISR) task due to their powerful feature representation capabilities. The most recent deep learning based SISR methods focus…

Image and Video Processing · Electrical Eng. & Systems 2020-09-11 Rao Muhammad Umer , Gian Luca Foresti , Christian Micheloni

Pan-sharpening is a fundamental and significant task in the field of remote sensing imagery processing, in which high-resolution spatial details from panchromatic images are employed to enhance the spatial resolution of multi-spectral (MS)…

Computer Vision and Pattern Recognition · Computer Science 2017-12-29 Qiangqiang Yuan , Yancong Wei , Xiangchao Meng , Huanfeng Shen , Liangpei Zhang

Traditional change detection methods usually follow the image differencing, change feature extraction and classification framework, and their performance is limited by such simple image domain differencing and also the hand-crafted…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Bin Hou , Qingjie Liu , Heng Wang , Yunhong Wang

Deep learning-based single-image super-resolution (SISR) technology focuses on enhancing low-resolution (LR) images into high-resolution (HR) ones. Although significant progress has been made, challenges remain in computational complexity…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Rongchang Lu , Changyu Li , Donghang Li , Guojing Zhang , Jianqiang Huang , Xilai Li

For fine-grained visual classification, objects usually share similar geometric structure but present variant local appearance and different pose. Therefore, localizing and extracting discriminative local features play a crucial role in…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Tao Hu , Jizheng Xu , Cong Huang , Honggang Qi , Qingming Huang , Yan Lu
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