Machine Learning−based Weather Support for the 2022 Winter Olympics

查看全文 作　　者：Jiangjiang [1,2]XIA;Haochen [3,4]LI;Yanyan [5]KANG;Chen [3]YU;Lei [6]JI;Lve [7]WU;Xiao [1]LOU;Guangxiang [8]ZHU;Zaiwen [6]Wang;Zhongwei [1,2]YAN;Lizhi [1]WANG;Jiang [1]ZHU;Pingwen [3]ZHANG;Min [6]CHEN;Yingxin [5]ZHANG;Lihao [9]GAO;Jiarui [10]HAN

机构地区：[1]Institute of Atmospheric Physics,Chinese Academy of Sciences,Beijing 100029,China;[2]University of Chinese Academy of Sciences,Beijing 100049,China;[3]School of Mathematical Sciences,Peking University,Beijing 100871,China;[4]School of Science,Beijing University of Posts and Telecommunications,Beijing 100876,China;[5]Beijing Weather Forecast Center,Beijing 100089,China;[6]Institute of Urban Meteorology,China Meteorological Administration,Beijing 100089,China;[7]School of Information and Communication Engineering,Beijing Information Science and Technology University,Beijing 100101,China;[8]Institute for Interdisciplinary Information Sciences,Tsinghua University,Beijing 100084,China;[9]Chinese Academy of Meteorological Sciences,Beijing 100081,China;[10]Training Centre,China Meteorological Administration,Beijing 100081,China

出　　处：《Advances in Atmospheric Sciences》索引2020年第37卷第9期,共6页

基　　金：supported by the National Key Research and Development Program of China(Grant No.2018YFF0300104);Beijing Academy of Artificial Intelligence,and the Open Research Fund of the Shenzhen Research Institute of Big Data(Grant No.2019ORF01001). 摘　　要：1.A key support for the 2022 Winter Olympics The XXIV Olympic Winter Games are scheduled to take place from 4 to 22 February 2022,followed by the Paralympic Games from 4 to 13 March,in Beijing and towns in the neighboring Hebei Province,China.Weather plays an extremely important role in the outcome of the games(Chen et al.,2018).It can not only cause a difference between a medal or not,but affect the safety of athletes.Success of the Winter Olympics will greatly depend on weather conditions at the outdoor competition venues,dealing with many weather elements including the snow surface temperature,apparent temperature,gust wind speed,snow,visibility,etc.To ensure that the scheduled games go smoothly,it is imperative to have hourly or even every 10-minutely forecasts as well as updated weather-related risk assessments at the venues for the next 240 hours.So far,the Beijing/Hebei Meteorological Observatory has already started intelligent weather forecasting at 3-km resolution based on the results of numerical weather prediction(NWP)models.However,these experiments have suggested that the current forecasting techniques are incapable of capturing the complex mountain weather variations around some venues.The forecasting capability of NWP is constrained partly by limited knowledge of the local weather mechanisms. 关键词：WEATHER forecasting smoothly

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Machine Learning−based Weather Support for the 2022 Winter Olympics

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