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相关论文: TempNet -- Temporal Super Resolution of Radar Rain…

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Rainfall data collected by various remote sensing instruments such as radars or satellites has different space-time resolutions. This study aims to improve the temporal resolution of radar rainfall products to help with more accurate…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Bekir Z Demiray , Muhammed Sit , Ibrahim Demir

This study proposes two straightforward yet effective approaches to reduce the required computational time of the training process for time-series modeling through a recurrent neural network (RNN) using multi-time-scale time-series data as…

大气与海洋物理 · 物理学 2021-11-11 Kei Ishida , Masato Kiyama , Ali Ercan , Motoki Amagasaki , Tongbi Tu

Climate models (CM) are used to evaluate the impact of climate change on the risk of floods and strong precipitation events. However, these numerical simulators have difficulties representing precipitation events accurately, mainly due to…

计算工程、金融与科学 · 计算机科学 2021-02-15 Rilwan Adewoyin , Peter Dueben , Peter Watson , Yulan He , Ritabrata Dutta

Deep learning has been utilized for the statistical downscaling of climate data. Specifically, a two-dimensional (2D) convolutional neural network (CNN) has been successfully applied to precipitation estimation. This study implements a…

机器学习 · 计算机科学 2021-12-14 Takeyoshi Nagasato , Kei Ishida , Ali Ercan , Tongbi Tu , Masato Kiyama , Motoki Amagasaki , Kazuki Yokoo

Video super-resolution plays an important role in surveillance video analysis and ultra-high-definition video display, which has drawn much attention in both the research and industrial communities. Although many deep learning-based VSR…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Takashi Isobe , Fang Zhu , Xu Jia , Shengjin Wang

This paper presents a solution to the Weather4cast 2022 Challenge Stage 2. The goal of the challenge is to forecast future high-resolution rainfall events obtained from ground radar using low-resolution multiband satellite images. We…

计算机视觉与模式识别 · 计算机科学 2022-12-09 Jinyoung Park , Minseok Son , Seungju Cho , Inyoung Lee , Changick Kim

New remote sensing sensors now acquire high spatial and spectral Satellite Image Time Series (SITS) of the world. These series of images are a key component of classification systems that aim at obtaining up-to-date and accurate land cover…

计算机视觉与模式识别 · 计算机科学 2019-02-01 Charlotte Pelletier , Geoffrey I. Webb , Francois Petitjean

Natural disasters caused by heavy rainfall often cost huge loss of life and property. To avoid it, the task of precipitation nowcasting is imminent. To solve the problem, increasingly deep learning methods are proposed to forecast future…

机器学习 · 计算机科学 2021-10-05 Chuyao Luo , ZhengZhang , Rui Ye , Xutao Li , Yunming Ye

Regional rainfall forecasting is an important issue in hydrology and meteorology. This paper aims to design an integrated tool by applying various machine learning algorithms, especially the state-of-the-art deep learning algorithms…

机器学习 · 计算机科学 2021-03-30 Ning Yu , Timothy Haskins

This study develops a neural network-based approach for emulating high-resolution modeled precipitation data with comparable statistical properties but at greatly reduced computational cost. The key idea is to use combination of low- and…

机器学习 · 计算机科学 2021-01-19 Jiali Wang , Zhengchun Liu , Ian Foster , Won Chang , Rajkumar Kettimuthu , Rao Kotamarthi

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

Remote sensing of rainfall events is critical for both operational and scientific needs, including for example weather forecasting, extreme flood mitigation, water cycle monitoring, etc. Ground-based weather radars, such as NOAA's…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Aurélien Colin , Pierre Tandeo , Charles Peureux , Romain Husson , Nicolas Longépé , Ronan Fablet

Accurate rainfall forecasting is critical because it has a great impact on people's social and economic activities. Recent trends on various literatures show that Deep Learning (Neural Network) is a promising methodology to tackle many…

机器学习 · 计算机科学 2017-11-08 Seongchan Kim , Seungkyun Hong , Minsu Joh , Sa-kwang Song

Rainfall estimation through the analysis of its impact on electromagnetic waves has sparked increasing interest in the research community. Recent studies have delved into its effects on cellular network performance, demonstrating the…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Christian Giannetti

To alleviate the adverse effect of rain streaks in image processing tasks, CNN-based single image rain removal methods have been recently proposed. However, the performance of these deep learning methods largely relies on the covering range…

图像与视频处理 · 电气工程与系统科学 2020-05-20 Hong Wang , Yichen Wu , Qi Xie , Qian Zhao , Yong Liang , Deyu Meng

Effective training of Deep Neural Networks requires massive amounts of data and compute. As a result, longer times are needed to train complex models requiring large datasets, which can severely limit research on model development and the…

机器学习 · 计算机科学 2021-09-08 Siddharth Samsi , Christopher J. Mattioli , Mark S. Veillette

Rainfall prediction at the kilometre-scale up to a few hours in the future is key for planning and safety. But it is challenging given the complex influence of climate change on cloud processes and the limited skill of weather models at…

大气与海洋物理 · 物理学 2023-11-08 S. Moran , B. Demir , F. Serva , B. Le Saux

Short- or mid-term rainfall forecasting is a major task with several environmental applications such as agricultural management or flood risk monitoring. Existing data-driven approaches, especially deep learning models, have shown…

信号处理 · 电气工程与系统科学 2021-01-13 Vincent Bouget , Dominique Béréziat , Julien Brajard , Anastase Charantonis , Arthur Filoche

Deep learning methods have surpassed the performance of traditional techniques on a wide range of problems in computer vision, but nearly all of this work has studied consumer photos, where precisely correct output is often not critical. It…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Mingze Xu , Chenyou Fan , John D Paden , Geoffrey C Fox , David J Crandall

Downscaling is necessary to generate high-resolution observation data to validate the climate model forecast or monitor rainfall at the micro-regional level operationally. Dynamical and statistical downscaling models are often used to get…

大气与海洋物理 · 物理学 2023-02-28 Bipin Kumar , Rajib Chattopadhyay , Manmeet Singh , Niraj Chaudhari , Karthik Kodari , Amit Barve
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