Point, line and area are basic elements in GIS vector spatial data.
在矢量GIS空间数据中，点、线和面目标是它的基本要素。
We find that there is an essential difference between mutually-trapping beams and the rigorous vector spatial soliton.
结果发现“互陷”传输的光束与严格意义的矢量空间孤子之间存在本质的不同。
The steady state vector spatial solitons in photorefractive crystals and the modulation instability in biased photorefractive-photovoltaic crystals are studied by both analytic and numerical methods.
用解析方法和数值方法在理论上研究了光折变晶体中的稳态矢量空间光孤子及有偏压光伏光折变晶体中光束的调制不稳定性；
The simple data structure of vector model is introduced using the ORACLE SPATIAL as an example.
在该部分，以ORACLESPATIAL为例，讨论了矢量数据模型的简单数据结构；
The rotation matrix can be linearly acquired by using only 4 vanishing points and the translation vector can be linearly solved by using only 2 spatial point objects.
该方法仅需4对消隐点象面坐标便可线性求解出旋转矩阵，再用2个空间点坐标便可线性求解出平移矢量。
This paper analyzed the spatial characteristics of tree-like river networks, and built vector model based on graph theory.
以树状河系为研究对象，分析其空间特征，建立基于图论的水系网矢量模型。
A target recognition method is studied based on spatial location relationship of the sample vector.
利用样本向量的空间位置关系，对目标识别方法进行研究。
This article presents the unit vector method for the full shaking force balancing of multi-loop spatial linkages.
本文提出了多环空间连杆机构摆动力完全平衡的单位向量法。
The visual application of spatial query technique in the field of vector elements overlapping and the simulative evolution of flood.
空间查询技术在矢量要素叠加和洪水模拟演进方面的可视化应用。
With the method, a screw theory is introduced to solve the transform relationship parameters. By using spatial vector, 12 attitude parameters can be computed conveniently in two steps.
同时，在标定参数解算过程中，引入旋动理论，利用空间向量分步求解12个位姿参数，使求解过程简单易行。
Spatial information analysis: to change from vector format to grid format, buffering section analysis, spatial data overlap analysis, net analysis, etc.
空间信息分析：包括矢量转栅格、缓冲区分析、空间数据的复合分析、网络分析等。
In this paper, a displacement analysis for the spatial RSSRR mechanism has been made by the vector matrix method.
本文利用向量矩阵法对空间RSSRR五连杆机构作了位移分析。
In this algorithm, the spatial data from the elements of the vector sensors array are transformed to that in the beam space at first, then MVDR algorithm is used for the transformed data.
该算法首先将矢量水听器阵元的空间数据转换到波束空间，然后对转换后的数据再运用MVDR算法。
Besides, the compression mechanism of Dynamic Bit Vector (DBV) was used to store the edge weights in undirected graph to improve the spatial storage efficiency of the algorithm.
此外，采用一种动态位向量(DBV)的压缩机制对无向图中边的权重进行压缩存储，以有效地提高算法的空间存储效率。
Support Vector Machine (SVM) is an intellectual learning method based on the statistics theory. The SVM can solve problems of complicated nonlinear pattern recognition of spatial samples.
支持向量机(SVM)是基于统计学习理论的一种智能学习方法，可以用来解决样本空间的高度非线性的模式识别等问题。
How to express, organize and process the global multi-scale spatial data better, particularly the massive vector data, has become a problem that attracts common attention from the GIS scholars.
如何更好地表达、组织与处理全球多尺度空间数据，尤其是海量矢量数据，已成为GIS学者普遍关注的问题。
The methods for both color quantization and color spatial vector quantization using palette are studied in this paper.
本文研究了用调色板技术进行色彩量化和彩色空间量化的方法。
For the sake of realizing some special functions in spatial analysis of GIS, it is necessary to covert irregular vector polygon into regular grid.
在实际的GIS空间分析过程中，为了更加简便快捷的实现某些特定的空间分析功能，常常需要将不规则的矢量多边形区域转化为规则的格网区域。
With the vector data structure created, we study a lot of spatial analyze arithmetic, such as the shortest path arithmetic.
同时，根据所建立的矢量数据结构，我们研究了一些空间分析算法，如最短路径算法等。
Considering the coherence among neighborhood pixels in an image, a kind of spatial domain watermarking scheme based on support vector machine is proposed.
为了使数字水印综合性能更好，根据图像邻域像素之间具有很强的相关性这一特点，提出了一种基于支持向量机的图像水印算法。
According to the spatial database building in Nanjing planning bureau, this article describes the process of data loader for vector data.
以南京市规划局矢量地形图数据建库为例，详细地描述了矢量数据入库的处理过程。
A new approach is presented to calculate 3d skull spatial decomposition feature vector through using the orthogonal decomposition property of spherical harmonic transform.
利用球面调和级数的空间正交分解特性，计算三维颅骨的空间分解特征向量，继而构造三维特征描述子。
We use the equal-attenuation-vector method, to numerically study dispersion characters of dark spatial soliton induced waveguide under limited background.
从有限高斯背景下空间暗光孤子诱导折射率分布出发，用等效衰减矢量法得到它所自诱导的波导的色散特性。
The spatial attribute is a coordinate geometry, or vector-based representation of the shape of the feature.
而空间数据则为空间对象的几何坐标或向量表示。
The spatial attribute is a coordinate geometry, or vector-based representation of the shape of the feature.
而空间数据则为空间对象的几何坐标或向量表示。
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