Based on the analysis of the time-space distribution features of SST anomaly, some space distribution patterns and their evolution with time are obtained.
然后对此范围内SST距平的时空分布特征进行分析，得出其分布型及随时间的演变。
A discrete method for stochastic variable (features) space of class-conditional-probability density and estimation method for class-conditional -probability distribution is proposed.
本文提出了类条件概率密度随机变量（特征）空间离散化及类条件概率分布估计方法。
It is found that the distribution of small earthquakes modulated by the solid tide is of obvious features with time and space before the occurrence of moderately strong earthquakes.
发现在中强地震发生前受固体潮调制的小震随时间、空间的分布都具有明显的特征。
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