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相关论文: Edge Preserving CNN SAR Despeckling Algorithm

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Reducing speckle and limiting the variations of the physical parameters in Synthetic Aperture Radar (SAR) images is often a key-step to fully exploit the potential of such data. Nowadays, deep learning approaches produce state of the art…

图像与视频处理 · 电气工程与系统科学 2022-07-25 Inès Meraoumia , Emanuele Dalsasso , Loïc Denis , Florence Tupin

Hyperspectral image (HSI) denoising is of crucial importance for many subsequent applications, such as HSI classification and interpretation. In this paper, we propose an attention-based deep residual network to directly learn a mapping…

图像与视频处理 · 电气工程与系统科学 2020-03-05 Yongsen Zhao , Deming Zhai , Junjun Jiang , Xianming Liu

It is well known that attention mechanisms can effectively improve the performance of many CNNs including object detectors. Instead of refining feature maps prevalently, we reduce the prohibitive computational complexity by a novel attempt…

计算机视觉与模式识别 · 计算机科学 2020-02-05 Hefei Ling , Yangyang Qin , Li Zhang , Yuxuan Shi , Ping Li

Inverse problems in imaging such as denoising, deblurring, superresolution (SR) have been addressed for many decades. In recent years, convolutional neural networks (CNNs) have been widely used for many inverse problem areas. Although their…

机器学习 · 计算机科学 2018-10-26 Cem Tarhan , Gozde Bozdagi Akar

We develop a deep convolutional neural networks(CNNs) to deal with the blurry artifacts caused by the defocus of the camera using dual-pixel images. Specifically, we develop a double attention network which consists of attentional encoders,…

图像与视频处理 · 电气工程与系统科学 2021-04-19 Tu Vo

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…

图像与视频处理 · 电气工程与系统科学 2019-12-02 Seongmin Hwang , Gwanghuyn Yu , Cheolkon Jung , Jinyoung Kim

In this paper, we present a spectrum monitoring framework for the detection of radar signals in spectrum sharing scenarios. The core of our framework is a deep convolutional neural network (CNN) model that enables Measurement Capable…

网络与互联网体系结构 · 计算机科学 2017-05-02 Ahmed Selim , Francisco Paisana , Jerome A. Arokkiam , Yi Zhang , Linda Doyle , Luiz A. DaSilva

Deep learning approaches show unprecedented results for speckle reduction in SAR amplitude images. The wide availability of multi-temporal stacks of SAR images can improve even further the quality of denoising. In this paper, we propose a…

图像与视频处理 · 电气工程与系统科学 2021-10-28 Emanuele Dalsasso , Inès Meraoumia , Loïc Denis , Florence Tupin

Image segmentation is considered to be one of the critical tasks in hyperspectral remote sensing image processing. Recently, convolutional neural network (CNN) has established itself as a powerful model in segmentation and classification by…

计算机视觉与模式识别 · 计算机科学 2017-12-29 Fahim Irfan Alam , Jun Zhou , Alan Wee-Chung Liew , Xiuping Jia , Jocelyn Chanussot , Yongsheng Gao

Convolutional Neural Networks (CNNs) have become deeper and more complicated compared with the pioneering AlexNet. However, current prevailing training scheme follows the previous way of adding supervision to the last layer of the network…

计算机视觉与模式识别 · 计算机科学 2019-06-05 Dawei Sun , Anbang Yao , Aojun Zhou , Hao Zhao

In parallel with the success of CNNs to solve vision problems, there is a growing interest in developing methodologies to understand and visualize the internal representations of these networks. How the responses of a trained CNN encode the…

计算机视觉与模式识别 · 计算机科学 2015-11-18 Ivet Rafegas , Maria Vanrell

Deep representation learning is a crucial procedure in multimedia analysis and attracts increasing attention. Most of the popular techniques rely on convolutional neural network and require a large amount of labeled data in the training…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Jinghua Wang , Adrian Hilton , Jianmin Jiang

Synthetic Aperture Radar (SAR) imagery plays a critical role in all-weather, day-and-night remote sensing applications. However, existing SAR-oriented deep learning is constrained by data scarcity, while the physically grounded speckle…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Danxu Liu , Di Wang , Hebaixu Wang , Haoyang Chen , Wentao Jiang , Yilin Cheng , Haonan Guo , Wei Cui , Jing Zhang

Hyperspectral image (HSI) denoising is a crucial preprocessing procedure to improve the performance of the subsequent HSI interpretation and applications. In this paper, a novel deep learning-based method for this task is proposed, by…

计算机视觉与模式识别 · 计算机科学 2018-08-14 Qiangqiang Yuan , Qiang Zhang , Jie Li , Huanfeng Shen , Liangpei Zhang

The land cover classification has played an important role in remote sensing because it can intelligently identify things in one huge remote sensing image to reduce the work of humans. However, a lot of classification methods are designed…

机器学习 · 计算机科学 2020-06-16 Fan Zhang , MinChao Yan , Chen Hu , Jun Ni , Fei Ma

Recently, many Convolution Neural Networks (CNN) have been successfully employed in bitemporal SAR image change detection. However, most of the existing networks are too heavy and occupy a large volume of memory for storage and calculation.…

图像与视频处理 · 电气工程与系统科学 2020-06-23 Rongfang Wang , Fan Ding , Licheng Jiao , Jia-Wei Chen , Bo Liu , Wenping Ma , Mi Wang

Sentinel-1 is a synthetic aperture radar (SAR) platform with an operational mode called extra wide (EW) that offers large regions of ocean areas to be observed. A major issue with EW images is that the cross-polarized HV and VH channels…

图像与视频处理 · 电气工程与系统科学 2021-07-13 Peter Q. Lee , Linlin Xu , David A. Clausi

The reconstructed images from the Synthetic Aperture Radar (SAR) data suffer from multiplicative noise as well as low contrast level. These two factors impact the quality of the SAR images significantly and prevent any attempt to extract…

图像与视频处理 · 电气工程与系统科学 2024-12-05 Shahrokh Hamidi

Change detection (CD) is an essential earth observation technique. It captures the dynamic information of land objects. With the rise of deep learning, convolutional neural networks (CNN) have shown great potential in CD. However, current…

图像与视频处理 · 电气工程与系统科学 2022-12-13 Hongjia Chen , Fangling Pu , Rui Yang , Rui Tang , Xin Xu

Is it possible to recover an image from its noisy version using convolutional neural networks? This is an interesting problem as convolutional layers are generally used as feature detectors for tasks like classification, segmentation and…

计算机视觉与模式识别 · 计算机科学 2017-08-02 Nithish Divakar , R. Venkatesh Babu