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The detection of clouds in satellite images is an essential preprocessing task for big data in remote sensing. Convolutional neural networks (CNNs) have greatly advanced the state-of-the-art in the detection of clouds in satellite images,…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Joachim Nyborg , Ira Assent

Extracting information related to weather and visual conditions at a given time and space is indispensable for scene awareness, which strongly impacts our behaviours, from simply walking in a city to riding a bike, driving a car, or…

计算机视觉与模式识别 · 计算机科学 2019-10-23 Mohamed R. Ibrahim , James Haworth , Tao Cheng

Robustness against noisy imaging is crucial for practical image anomaly detection systems. This study introduces a Robust Anomaly Detection (RAD) dataset with free views, uneven illuminations, and blurry collections to systematically…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Yuqi Cheng , Yunkang Cao , Rui Chen , Weiming Shen

We analyze clouds in the earth's atmosphere using ground-based sky cameras. An accurate segmentation of clouds in the captured sky/cloud image is difficult, owing to the fuzzy boundaries of clouds. Several techniques have been proposed that…

大气与海洋物理 · 物理学 2020-01-08 Soumyabrata Dev , Atul Nautiyal , Yee Hui Lee , Stefan Winkler

Cloud formations often obscure optical satellite-based monitoring of the Earth's surface, thus limiting Earth observation (EO) activities such as land cover mapping, ocean color analysis, and cropland monitoring. The integration of machine…

Cloud and cloud shadow segmentation are fundamental processes in optical remote sensing image analysis. Current methods for cloud/shadow identification in geospatial imagery are not as accurate as they should, especially in the presence of…

计算机视觉与模式识别 · 计算机科学 2021-04-27 Sorour Mohajerani , Parvaneh Saeedi

Robust point cloud registration is a fundamental task in 3D computer vision and geometric deep learning, essential for applications such as large-scale 3D reconstruction, augmented reality, and scene understanding. However, the performance…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Dongxu Zhang , Yingsen Wang , Yiding Sun , Haoran Xu , Peilin Fan , Jihua Zhu

The knowledge of type of precipitating cloud is crucial for radar based quantitative estimates of precipitation. We propose a novel model called CloudSense which uses machine learning to accurately identify the type of precipitating clouds…

大气与海洋物理 · 物理学 2024-05-13 Mehzooz Nizar , Jha K. Ambuj , Manmeet Singh , Vaisakh S. B , G. Pandithurai

In remote sensing scene classification, leveraging the transfer methods with well-trained optical models is an efficient way to overcome label scarcity. However, cloud contamination leads to optical information loss and significant impacts…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Yuze Wang , Rong Xiao , Haifeng Li , Mariana Belgiu , Chao Tao

One of the greatest sources of uncertainty in future climate projections comes from limitations in modelling clouds and in understanding how different cloud types interact with the climate system. A key first step in reducing this…

The construction of large datasets for deep learning has raised concerns regarding unauthorized use of online data, leading to increased interest in protecting data from third-parties who want to use it for training. The Convolution-based…

机器学习 · 计算机科学 2025-05-09 Dohyun Kim , Pedro Sandoval-Segura

Semantic segmentation by convolutional neural networks (CNN) has advanced the state of the art in pixel-level classification of remote sensing images. However, processing large images typically requires analyzing the image in small patches,…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Markku Luotamo , Sari Metsämäki , Arto Klami

Deep neural networks give state-of-the-art accuracy for reconstructing images from few and noisy measurements, a problem arising for example in accelerated magnetic resonance imaging (MRI). However, recent works have raised concerns that…

图像与视频处理 · 电气工程与系统科学 2021-06-14 Mohammad Zalbagi Darestani , Akshay S. Chaudhari , Reinhard Heckel

The growing cybersecurity threats make it essential to use high-quality data to train Machine Learning (ML) models for network traffic analysis, without noisy or missing data. By selecting the most relevant features for cyber-attack…

密码学与安全 · 计算机科学 2024-07-09 João Vitorino , Miguel Silva , Eva Maia , Isabel Praça

Cloud analysis is a critical component of weather and climate science, impacting various sectors like disaster management. However, achieving fine-grained cloud analysis, such as cloud segmentation, in remote sensing remains challenging due…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Jay Gala , Sauradip Nag , Huichou Huang , Ruirui Liu , Xiatian Zhu

Few-shot learning (FSL) has recently been extensively utilized to overcome the scarcity of training data in domain-specific visual recognition. In real-world scenarios, environmental factors such as complex backgrounds, varying lighting…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Qianyu Guo , Jingrong Wu , Tianxing Wu , Haofen Wang , Weifeng Ge , Wenqiang Zhang

Rain removal in images is an important task in computer vision filed and attracting attentions of more and more people. In this paper, we address a non-trivial issue of removing visual effect of rain streak from a single image. Differing…

计算机视觉与模式识别 · 计算机科学 2020-05-12 Yulong Fan , Rong Chen , Bo Li

It has been shown that the majority of existing adversarial defense methods achieve robustness at the cost of sacrificing prediction accuracy. The undesirable severe drop in accuracy adversely affects the reliability of machine learning…

密码学与安全 · 计算机科学 2020-11-05 Jiawei Du , Hanshu Yan , Vincent Y. F. Tan , Joey Tianyi Zhou , Rick Siow Mong Goh , Jiashi Feng

Clouds frequently cover the Earth's surface and pose an omnipresent challenge to optical Earth observation methods. The vast majority of remote sensing approaches either selectively choose single cloud-free observations or employ a…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Marc Rußwurm , Marco Körner

Advances in high resolution remote sensing image analysis are currently hampered by the difficulty of gathering enough annotated data for training deep learning methods, giving rise to a variety of small datasets and associated…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Dimitri Gominski , Valérie Gouet-Brunet , Liming Chen