Wepresent some algorithms by considering an effect based on the structure of basic windows for the group aggregate algorithm.
对于分组聚集算法还考虑了复合滑动窗口中的基本窗口结构对分组聚集算法的影响，给出了多个的实现算法。
参考来源 - 数据流查询操作算法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Wepresent some algorithms by considering an effect based on the structure of basic windows for the group aggregate algorithm.
对于分组聚集算法还考虑了复合滑动窗口中的基本窗口结构对分组聚集算法的影响，给出了多个的实现算法。
Firstly, the wall effect of the aggregate distribution density of concrete and the formation mechanism of boundary layers were investigated by applying a simple simulation algorithm.
首先，应用一种简单的模拟算法，分析了混凝土骨料分布密度的边界效应和边界层形成机理。
Also developed for the PRA tree is an enhanced predictive range aggregate (EPRA) query algorithm which USES a more precise branch and bound searching strategy, reducing the disk I?
提出了一种增强预测范围聚集查询epra算法，采用更精确的剪枝搜索准则，减少了查询所需要访问的节点代价。
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