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Related papers: Pyramid Attention Networks for Image Restoration

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Existing deep convolutional neural networks (CNNs) require a fixed-size (e.g., 224x224) input image. This requirement is "artificial" and may reduce the recognition accuracy for the images or sub-images of an arbitrary size/scale. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Kaiming He , Xiangyu Zhang , Shaoqing Ren , Jian Sun

In this paper, we propose a learning-based image fragment pair-searching and -matching approach to solve the challenging restoration problem. Existing works use rule-based methods to match similar contour shapes or textures, which are…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Rixin Zhou , Ding Xia , Yi Zhang , Honglin Pang , Xi Yang , Chuntao Li

Fast and accurate MRI reconstruction is a key concern in modern clinical practice. Recently, numerous Deep-Learning methods have been proposed for MRI reconstruction, however, they usually fail to reconstruct sharp details from the…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Hanhui Yang , Juncheng Li , Lok Ming Lui , Shihui Ying , Jun Shi , Tieyong Zeng

Semantic segmentation in cataract surgery has a wide range of applications contributing to surgical outcome enhancement and clinical risk reduction. However, the varying issues in segmenting the different relevant instances make the…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Negin Ghamsarian , Mario Taschwer , klaus Schoeffmann

Attention mechanism of late has been quite popular in the computer vision community. A lot of work has been done to improve the performance of the network, although almost always it results in increased computational complexity. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Abhinav Sagar

Recently, the vision transformer has achieved great success by pushing the state-of-the-art of various vision tasks. One of the most challenging problems in the vision transformer is that the large sequence length of image tokens leads to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Yu-Huan Wu , Yun Liu , Xin Zhan , Ming-Ming Cheng

Despite remarkable progress in Single Image Super-Resolution (SISR), traditional models often struggle to generalize across varying scale factors, limiting their real-world applicability. To address this, we propose a plug-in Scale-Aware…

Computer Vision and Pattern Recognition · Computer Science 2026-01-14 Dongsik Yoon , Jongeun Kim

We present a flexible and high-performance framework, named Pyramid R-CNN, for two-stage 3D object detection from point clouds. Current approaches generally rely on the points or voxels of interest for RoI feature extraction on the second…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Jiageng Mao , Minzhe Niu , Haoyue Bai , Xiaodan Liang , Hang Xu , Chunjing Xu

Convolutional neural networks have recently demonstrated high-quality reconstruction for single-image super-resolution. In this paper, we propose the Laplacian Pyramid Super-Resolution Network (LapSRN) to progressively reconstruct the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-11 Wei-Sheng Lai , Jia-Bin Huang , Narendra Ahuja , Ming-Hsuan Yang

With exploiting contextual information over large image regions in an efficient way, the deep convolutional neural network has shown an impressive performance for single image super-resolution (SR). In this paper, we propose a deep…

Computer Vision and Pattern Recognition · Computer Science 2017-11-16 Yongliang Tang , Weiguo Gong , Xi Chen , Weihong Li

In most recent years, deep convolutional neural networks (DCNNs) based image super-resolution (SR) has gained increasing attention in multimedia and computer vision communities, focusing on restoring the high-resolution (HR) image from a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Jingcai Guo , Shiheng Ma , Song Guo

Within (semi-)automated visual inspection, learning-based approaches for assessing visual defects, including deep neural networks, enable the processing of otherwise small defect patterns in pixel size on high-resolution imagery. The…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 André Luiz B. Vieira e Silva , Francisco Simões , Danny Kowerko , Tobias Schlosser , Felipe Battisti , Veronica Teichrieb

A number of psychological and physiological evidences suggest that early visual attention works in a coarse-to-fine way, which lays a basis for the reverse hierarchy theory (RHT). This theory states that attention propagates from the top…

Computer Vision and Pattern Recognition · Computer Science 2016-11-15 Tianlin Shi , Liang Ming , Xiaolin Hu

Recently, many algorithms have employed image-adaptive lookup tables (LUTs) to achieve real-time image enhancement. Nonetheless, a prevailing trend among existing methods has been the employment of linear combinations of basic LUTs to…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Kang Fu , Yicong Peng , Zicheng Zhang , Qihang Xu , Xiaohong Liu , Jia Wang , Guangtao Zhai

Pathological myopia (PM) is the leading ocular disease for impaired vision worldwide. Clinically, the characteristic of pathology distribution in PM is global-local on the fundus image, which plays a significant role in assisting clinicians…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Xiaoqing Zhang , Jilu Zhao , Yan Li , Hao Wu , Xiangtian Zhou , Jiang Liu

Automatic pneumonia Detection based on deep learning has increasing clinical value. Although the existing Feature Pyramid Network (FPN) and its variants have already achieved some great successes, their detection accuracies for pneumonia…

Image and Video Processing · Electrical Eng. & Systems 2020-11-18 Xudong Zhang , Bo Wang , Di Yuan , Zhenghua Xu , Guizhi Xu

In this paper, we propose a dual aggregation network to adaptively aggregate different information in infant brain MRI segmentation. More precisely, we added two modules based on 3D-UNet to better model information at different levels and…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Zhihao Lei , Lin Qi , Ying Wei , Yunlong Zhou

Restoring reasonable and realistic content for arbitrary missing regions in images is an important yet challenging task. Although recent image inpainting models have made significant progress in generating vivid visual details, they can…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Wendong Zhang , Yunbo Wang , Bingbing Ni , Xiaokang Yang

In recent years, the increasing popularity of Hi-DPI screens has driven a rising demand for high-resolution images. However, the limited computational power of edge devices poses a challenge in deploying complex super-resolution neural…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Yuheng Xu , Shijie Yang , Xin Liu , Jie Liu , Jie Tang , Gangshan Wu

Similarity search is a core component in various applications such as image matching, product recommendation and low-shot classification. However, single machine solutions are usually insufficient due to the large cardinality of modern…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-06-26 Shiyuan Deng , Xiao Yan , Kelvin K. W. Ng , Chenyu Jiang , James Cheng