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基于模糊隶属函数的大雾短时预报方法

万静 周平

安徽农业科学Issue(36):17695-17697,3.
安徽农业科学Issue(36):17695-17697,3.

基于模糊隶属函数的大雾短时预报方法

Short-term Fog Forecasting Based on Fuzzy Membership Function

万静 1周平2

作者信息

  • 1. 民航安徽空管分局,安徽合肥 230051
  • 2. 安徽农业大学,安徽合肥 230034
  • 折叠

摘要

Abstract

Selecting ground hourly observation meteorological data around Luogang Airport during 2010 - 2011, several fuzzy membership functions of annual, seasonal, monthly, short-term temperature increasing and deceasing channel were established; according to observation data 3 hours before fog, the humidity and visibility variation trend were analyzed; combining temperature channel information and variation trend of future humidity and visibility to predict whether the fog would happen in three hours or not. Finally, ground data during 2006 - 2009 showed that the fog occurrence in the next three hours predicted by the method reached an accuracy at 92.77% , TS scored 0. 828. The short-term fog forecasting method based on fuzzy membership function is efficient.

关键词

大雾/短时预报/模糊隶属函数

Key words

Fog/ Short-term forecasting/ Fuzzy membership function

分类

农业科技

引用本文复制引用

万静,周平..基于模糊隶属函数的大雾短时预报方法[J].安徽农业科学,2012,(36):17695-17697,3.

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