查询词典 spatial point

Coil, Fe, Ni and Zn in spatial variation are identified and the correct assignations are 90.65% for three cluster sites; and (4) based on spatial variations in water quality, it is possible to optimize the monitoring strategy in future with only one of 3 sampling sites and seven discriminant parameters, which can decrease the number of sampling stations and corresponding costs.

coil， Fe， Ni和Zn）可以反映整体水质的空间差异性，且具有90.65%的正确判别能力；④归纳起来，从3类采样点中选择一个或多个、监测7个显著性污染指标即可全面反映后海湾水质管制区的水质空间特征，实现水质监测网络优化。

Gentrification is a social-spatial phenomenon accompanied with urban renewal. However, it is not just a simple social flow and spatial changes, instead, follows the community development and the changes of community characteristic.

中产阶级化是伴随城市更新出现的一种社会空间现象，但这并不是一个简单的社会流动与空间变迁过程，与之伴随的是社区物质条件的改善和社区特性的转变。

In spatial domain, the spatial senses of prepositions are extended.

在空间域里，介词的空间意义得以延伸。

A Monte Carlo model was used to simulate the spatial and energy distribution of the emission electrons from the micro hollow cathode discharge, based on these results, spatial distribution of the electron in the micro hollow cathode sustained glow discharge was also modeled.

利用蒙特卡洛方法模拟了微空心阴极放电出射电子的空间以及能量分布，并在此基础上模拟了微空心阴极放电自持的辉光放电中电子的空间分布。

And introduces spatial feature, spatial feature relation and geometry attrib. GeoER absorbs some methods from UML.

取而代之，我们使用基于空间抽象数据类型的描述语言作为GeoER的补充语义描述工具。

And then the spatial predicates,possibly used in SDMKD from GIS,are analyzed and listed.Subsequently,the formal expression of spatial assoc...

从G IS数据库中挖掘空间关联规则的主要问题是多层、多关系的规则挖掘问题，不同专题图层不同空间对象之间空间谓词的高效计算与存储表达是解决问题的关键；把空间关系非空间化，将连续数据离散化，从而把求解问题转换成布尔型关联规则问题进行讨论，基于此而探讨了一种通过SJI-P表组织空间谓词，然后根据目标对象的概念层级自顶向下、逐层细化的空间关联规则挖掘方法。

In addition, the software about optical image system and some functional enhancement have been briefly introduced. The changes of the planar and spatial practical image point and ideal image point have been discussed when the vision field angle, object distance and range of refractive index have changed. Some summarizations have been put forward. Some results have been deduced and given qualitative explain.

并简单的介绍了由光学成像算法实现的软件以及对该算法的一些功能的增强从视场角、物距和折射率变化幅度三个方面讨论其分别发生变化时在平面上和空间中实际像点与理想像点的偏差的变化情况，并总结其变化规律，对其中的部分规律进行了简单的推倒和定性的说明。

The proposed method is based on model and is not related to the spatial point distribution, point number and the image gray level.

该方法基于模型，与空间点分布模式、点的数量及图像灰度无关，实验结果表明该方法切实可行，也可用于特征点的识别。

Robot vision system must constitute the relation between the spatial point and the plane point, so the camera calibration is the absolutely necessary step.

机器人视觉系统必须建立空间物体表面与图像平面对应点的成像关系，因而摄像机参数标定是必须解决的首要问题。

In this paper a framework is built for differential quantity calculation on spatial curves of point cloud and a new matching method for given point curves is proposed.

建立了点云几何分析的相关理论框架，即定义和计算点云潜在曲线的几何微分量，包括Frenet标架、曲率、挠率等；在此基础上提出一种新的点云空间曲线匹配方法。

The statistical analysis of this large set of mutations has led us to propose a diagnostic strategy that should help with the molecular work-up of optic neuropathies.

这一大系列基因突变的统计学分析引导我们提出一个诊断策略，可以帮助我们对视神经病变进行分子学的诊断检查。

The results show that the pipe grouting changes the mechanical parameters of surrounding rocks to achieve the security of engineering objectives by reinforcing surrounding rocks and bolcking the water.

研究表明：小导管注浆一方面改变了围岩的力学参数，另一方面利用浆液的固结特性可以实现堵水和加固围岩的工程目标，使隧道在开挖过程中的安全得到保障。