Aggregate queries semantic with spatial relation constraints in spatio-temporal database 具有空间关系约束的时空数据聚集查询语义理论
In the experiments, we employ a weighted two-dimensional histogram WFCM algorithm to improve the image segmentation effect, since it takes account of spatial relation. 实验利用了加权二维直方图的WFCM算法,考虑像素间的空间信息,改善了图像分割效果。
Study of Complex Spatial Relation Model Based on Decision Trees 基于决策树的复杂空间关系建模研究
Minnesota Spatial Relation Tests 明尼苏达空间关系测验
Analysis of spatial relation between rocky desertification and karst landforms in northwest Guangxi Province based on GIS and RS technology 基于GIS/RS的桂西北土地石漠化与喀斯特地形空间相关性分析
Automated Image Registration Method Based on Spatial Relation Consistency 基于空间关系一致性的图像自动配准方法
An automatic image registration method based on spatial relation consistency is proposed to deal with the registration of images with affine geometric distortion. 提出了一种基于空间关系一致性的图像自动配准方法,处理具有全局仿射变换的图像配准问题。
Fuzzy C-Means Clustering of Remote Sensing Imagery Using Parallel Tabu Search and Spatial Relation Constrained 基于并行Tabu搜索和空间信息约束的遥感影像模糊聚类
The atmospheric layer between the mesosphere and the exosphere. Hierarchical Spatial Relation Reasoning Based on Spherical O-QTM Partition 基于球面四元三角网剖分的层次空间关系推理
The relation between the core sector and periphery sector is a spatial relation of the fairly competition, and the strength to be mutually beneficial, and cooperating for the win of both sides. 核心与边缘地区应该是一种平等竞争、优势互补、合作互赢的空间关系。
Study on Gelatination and Micellization of Amphiphilic Copolymers; Aggregate queries semantic with spatial relation constraints in spatio-temporal database 双亲性共聚物的凝胶化与胶束化研究具有空间关系约束的时空数据聚集查询语义理论
Spatial Relation Between Geometrical Objects in GIS GIS中几何对象之间的空间关系
Spatial Relation Rules and Progressive Graphic Simplification of Contours 等高线的空间关系规则和渐进式图形简化方法
In linguistic study, spatial relation is the collocation of two main components: the objects and the spatial words. 在语言学研究中,空间关系是由两种主要成分的搭配而构成的:物体和空间词。
This thesis introduces a method of spatial data index based on character and its application to spatial relation analysis of spatial object. 本文介绍了一种基于字符的空间对象索引方式及其在表达空间对象的空间关系分析上的应用。
And by this, we implement all spatial relation functions specified by OGC. 在此基础上,本文实现了OGC规定的所有空间关系的函数接口。
Complete and formal description method of spatial relation semantics is emphasized in GIS research field. Dynamic and fuzzy spatial relations make the method very complicated. 完备和形式化的空间关系语义描述方法一直是GIS理论研究的重点,空间关系的动态性和模糊性决定了描述方法的复杂性。
This thesis mainly discusses spatial relation of simple area object in two-dimensional space, the methods of spatial data index in GIS and the application of spatial data index. 本文着重讨论了GIS中二维简单空间区域对象的空间关系,GIS空间数据索引方式,以及空间数据索引的应用。
The Paper presents a new target recognition method, which is based on morphologic Top-Hat operator, morphologic characteristics and spatial relation along object. 提出了一种基于形态学Top-hat算子和目标形态特征以及空间关系知识处理的目标识别方法。
Spatial relation is one of the key theoretical issues in GIS. 空间关系是GIS的重要理论问题之一,在GIS空间数据建模、空间查询、空间分析、空间推理、制图综合、地图理解等过程中起着重要的作用。
Research and Implementation on Spatial Relation 空间关系的研究和实现
Topological relation, that is a basic spatial relation, becomes a key point of the research. 拓扑关系作为最基本的空间关系,是其中的研究重点。
First, analyzed and summarized words and phrases which composition of the spatial query language, and established the thesaurus, the amount of predicate vocabulary and toponym library of spatial relation and so on. 首先,针对组成空间查询语言的词和短语进行了分析和总结,建立了空间关系谓词库、量词库、地名库等。
The representation of individual spatial relation and the inconsistency in detection method are discussed from topological relation, direction relation and distance relation. 进而,从拓扑关系、方向关系和距离关系三个方面论述了单类型空间关系的描述,并用于探测这些单一类型的不一致性。
The event and condition part are extended by incorporating spatial data model and spatial relation. 2. 通过对空间数据模型特点的分析和空间关系的定义,对空间ECA模型的事件和条件部分均进行了扩展。(2)研究了基于空间关系的复合事件检测问题。
The theory and technology bases of Geo-ontology and spatial relation. 地理本体和空间关系相关理论与技术基础。
The modeling and description of spatial relation ontology. 空间关系本体建模与描述。
Any Construction of GIS based on description and reasoning of spatial relation. 任何GIS的构建,都需要空间关系的描述和推理作为基础。
Spatial relation plays an important role in the study of urbanization. 空间关系对于城镇化的研究具有非常重要的作用。