Regardless of core area or experimental area, patch density and edge density are increasing in all year by year, but experimental change is more.
无论核心区还是实验区,总体的斑块密度和边缘密度都在逐年增加,实验区的变化幅度较大。
Direct against this kind of situation, the paper presents a method to estimate average size of closely packed particles based on edge density without explicit segmentation.
本文针对这种情况,提出了一种不用经过精细分割,而是基于边缘密度计算紧凑颗粒平均尺寸的算法。
The edge density, shape index and fractal dimension index is high, the patch shape is complicated, which shows that the material and the energy exchange can be carried on preferably.
边缘密度、形状指数和分维数比较大,形状复杂,可以和较多的异质性斑块相连接,能较好地进行物质和能量的交换。
Indicators to evaluate landscape patterns include mean patch area, percentage of landscape, patch density, edge density, maximum patch index, landscape shape index, aggregation index.
所使用的景观格局指标包括平均斑块面积、斑块所占景观面积比例、斑块密度、边缘密度、最大斑块指数、景观形状指数、聚集度等。
Given image sequences of closely packed particles, the topic is that of estimating average size (average diam-eter) of packed particles, applying edge density without explicit segmentation.
给定紧凑颗粒的图像序列,不经过精细分割,而是基于边缘密度来计算平均尺寸(平均直径)。
The algorithm first makes a top-down coarse location using the projection analysis of the edge density graph and then makes a bottom-up precise location based on the vertical edge linkage intensity.
该算法首先通过对边缘密度图进行投影分析进行自顶向下的粗定位,然后在此基础上利用垂直边缘的连接强度进行自底向上的精确定位。
Then the quantitative relationship between density of the alcohols and their molecular distance edge vector(VMDE) is approached.
进而探讨了脂肪醇同分异构体的密度与其分子距边矢量的定量关系。
This paper proposes a mesh simplification algorithm based on vertex's curvature, which use edge collapse method to reduce the density of low-curvature region of meshes.
本文提出的网格简化算法是根据网格顶点的曲率,采用边折叠的方式来减少低频区域的网格顶点密度。
Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density.
通过原子上能级与光子频率带隙边缘的相对位置或者光子态密度,可以抑制或增强原子的自发辐射。
The local density of states (LDOS), the mobility edge, the localization critical value and the DE conductivity for two-dimensional disorder systems are calculated.
计算了二维无序系统的电子态密度、迁移率边界、局域化临界点以及直流电导率。
The granular sludge in UBF was black and spherical, with smooth edge and high density.
UBF反应器处理酒精废水培养的颗粒污泥,颜色为黑色,球形,边缘光滑,密度。
The study shows that the edge of alpaca's scale is not smooth, the angle of scale is large, but scale density is small.
结果表明:羊驼毛纤维表面鳞片边缘不光滑,且鳞片翘角大,密度小。
The density and contrast of images were adjusted by the gradation processing, the tiny construction of images was enhanced by the edge enhancement.
运用层次处理技术调整图像的密度和对比度,运用锐化处理技术实施影像细节的增强。
Compared with pores, resin canal doesn't have smooth edge and it's density is far lower than that of pores.
横切面上树脂道不具有光滑的细胞边缘,分布密度远低于管孔。
The invention relates to a foam dressing with a bevelled edge and where the density at the edge is higher than the density at the central part of the foam.
本发明涉及一种具有斜边的泡沫敷料,并且其中在泡沫边缘处的密度比泡沫中央部分处的密度高。
Extent, density, shape, edge and bone changes of the tumor were analyzed.
对肿瘤范围、密度、形态边缘和骨质情况进行分析。
The pure cyst's X performance is the circular or the ellipse compact shadow, the edge light entire, the density is even;
单纯囊肿的X线表现为圆形或椭圆形致密阴影,边缘光整,密度均匀;
By changing the brush diameter, density, the gap between brush bristles and the axis, and the shape of brush edge, the influence of the structure parameters on the seal performance is obtained.
通过改变刷毛直径、刷毛密度、刷毛与轴的间隙以及刷毛齿形,分析了这些结构参数对密封性能的影响规律。
The surface morphologies in different regions are obviously non-uniform, and the material density of the aggregates near the sample edge is larger than that in the centre region of the sample.
在样品的边缘与中心区域形貌不一致,样品边缘区域的凝聚体的数密度要大于中心区域的数值。
The surrounding urban fabric is mostly low-density, with fragmented and porous edge conditions.
周围以低密度城市结构为主,拥有分散、多孔的边界。
The effect of density ratio on suction surface and leading edge is more evident.
在压力面密度比对气膜孔流量系数影响较小。
Figure 6: Shows the black color shadow with the default density parameter of 1 or more. You will see in the middle of the shadow area is brighter than the edge of the shadow.
图6:显示的是默认强度值为1或更高的黑色阴影,你可以看到阴影的内部区域比边缘还要亮。
Making use of the stochastic model, we have studied the low-hybrid wave scattering by the density fluctuations in the edge-regions of Tokamak plasmas.
本文采用随机模型,讨论等离子体边界层密度涨落对低混杂波的散射。
The cabinets are supplied with high-density polyethylene trays for shelves and bottom feature drip edge to contain spills.
酸柜内部有高密度聚乙烯托盘,底部有盛漏液的高密度聚乙烯滴水槽。
The cabinets are supplied with high-density polyethylene trays for shelves and bottom feature drip edge to contain spills.
酸柜内部有高密度聚乙烯托盘,底部有盛漏液的高密度聚乙烯滴水槽。
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