谢劭峰,李国弘,周志浩

• 1:桂林理工大学测绘地理信息学院
• 2:广西空间信息与测绘重点实验室

摘要(Abstract)：

为了提高加权平均温度插值模型的精度,该文利用2015—2017年华南地区15个探空站资料,研究了各探空站温度随高程增大的递减特征,基于反距离加权法建立华南地区的温度递减率模型,利用平均绝对误差、最大值、均方根误差3个指标对该模型的内、外符合精度进行了评估,并将其应用于桂林探空站的可降水量反演试验。结果表明:该模型在15个站点的平均绝对误差、均方根误差、最大值都在1 K/km以内;应用于可降水量反演时,误差最大值为0.37 mm,最小值为0.02 mm,中误差为0.17 mm,可以满足大气可降水量反演的精度要求。

关键词(KeyWords)： 温度递减率;加权平均温度;可降水量;华南

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41864002,41704027);; 广西自然科学基金项目(2018GXNSFAA281182,2017GXNSFBA198139)

作者(Author): 谢劭峰,李国弘,周志浩

DOI: 10.16251/j.cnki.1009-2307.2020.11.018

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