摘要
简单介绍了资料同化的概念、功能及分类,回顾了资料同化的发展历程,对各个时期发展的各种方法的理论进行了概述,并指出了每种方法的优缺点及应用进展。目前,三维变分在业务上得到了广泛的应用和推广,随着研究的深入和计算机水平的不断提高,四维变分和集合Kalman滤波在将来业务预报中有广泛的应用前景。
In this paper, the concept, function and classification of data assimilation are introduced. At the same time, the developments of data assimilation are reviewed. Furthermore, the application prospects and the relative merits of each method are discussed. At present, 3DVAR is applied and popularized widely. But with the development of computer and the improvement of research, 4DVAR and EnKF are promising and will be widely used in the future.
出处
《气象与减灾研究》
2007年第4期1-8,共8页
Meteorology and Disaster Reduction Research
基金
南京信息工程大学科研基金项目(编号:Y521)
