the fist one divides the whole object into many subareas, meshs in each subarea are uniform, but in different subareas are not.
多分区法将整个计算对象划分为多个分区,每个分区内网格分布均匀,分区间网格尺寸各不相同;
the real-time image is divided into multiple subarea and each subarea is evaluated by the gray level standard deviation and the distance of spectral histogram.
匹配中将实时图分为多个子区,由子区灰度标準差和频谱直方图判别其可匹配性,用各子区位置分布关系约束匹配结果。
astr belongs to hierarchical routing protocol: it divides the whole network into many subareas logically through establishing subarea trees and each subarea is composed of a tree.
astr属于分级路由协议,通过建立分区树,在逻辑上将网络划分为多个分区,每个分区由一棵树组成。