查询词典 an aerial line

Human being can easily identify the road network from an aerial image by perceiving the bright-line net; the perceptual grouping is the core role in the procedure, in the local area where the occlusion exists, one focus his attention to identify the road by some contextual clues.

人能轻而易举地从小比例尺影像上整体性地感知到道路网，知觉的组织性发挥着重要的作用，这其中线条的几何与拓扑属性决定了大部分的连接感知。

To study building extraction from aerial images automatically or semi-automatically, the algorithm of line Snake is analyzed, a connecting distance on average is added into its internal energy function, its second order item is modified, its external energy function is normalized, and an external force is added.

为研究航空影像中建筑物的自动、半自动提取，通过分析直线Snake算法，对其内部能量函数增加1个平均连通距离，修改二阶项，归一化外部能量函数，增加1个外部力，然后用改进后的直线Snake算法结合贪婪算法对建筑物进行提取。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。