1) forecasting accuracy
预报准确率
1.
The results indicate that when there is relative high individual TS s and slightly varied total forecasting performance,the majority voting method can improve the forecasting accuracy greatly;when the accuracies of various numerical forecasting methods for grade.
结果表明:在每种单一的数值预报方法TS值均较高,总体预报质量相差不大的情况下,多数表决集中集成法可大幅度提高预报准确率;如果几种数值预报对于降水分级预报的预报准确率相差较大时,可采用评分权重集成法来提高总体预报质量;在样本足够的条件下,细化的预报结果多元回归集成法是晴雨预报和分级降水预报中比较可行的集成方法之一。
2) historical forecast accuracy
历史预报准确率
1.
To solve the problem of determining time lag and dimension simultaneously, a new method of phase space analog prediction has been advanced with maximizing the historical forecast accuracy.
本文针对相空间相似预报方法应用过程中存在需要同时确定时滞和维数的困难，引入历史预报准确率最高原则，提出了一种相空间相似预报的新方法。
3) grading forecast accuracy
分级预报准确率
1.
The paper analyzes the mean absolute error and grading forecast accuracy of refine temperature guidance forecast of Henan region distributed by National Meteorological Centre in June to August of 2008.
对国家气象中心2008年6-8月下发的精细化温度指导预报在河南区域的绝对平均误差和分级预报准确率进行了分析,结果发现:总体上24-96 h预报效果好于120-168 h;各月最低温度的预报效果均好于最高温度;7、8月份最高、最低温度预报效果好于6月;平原的预报效果好于山区。
5) It would be difficult to make an accurate forecast.
预报很难准确。
补充资料：短期天气预报(见天气预报和天气图预报)
短期天气预报(见天气预报和天气图预报)
u。。，，，:‘，anq，yubao短期天气预报见关匀布绍升，二，二一一
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条