vector map的例句大全

It is difficult to testify the validity of this method in mathematics, so this paper uses some vector data at 1:400 scale and an ECW image to verify raster-based map information measurement.

由于栅格地图信息量计算方法难以用数学的方法来证明，论文分别以1：400万全国矢量数据和黄河三角洲的ECW影像数据为例，计算了它们在不同尺度下固定视窗内的信息量。

nine collections are implemented in stl by using map, multimap, list, vector, deque, and set.

上生成，通过使用映射、多重映射、列表、向量、双端队列和集在STL中实现了九个集合。

paper [ 1] gave the dimension identity formula of linear map subspace of left vector space and discussed the theory application of matrix rank of skew field.

[1]中给出了左向量空间的线性映射的某些子空间的维数恒等式，并讨论了它在体上矩阵秩的理论上的应用。

similarly, the rows represent clojure's built-in collection types: list, vector, map, and set.

同样，行表示Clojure的内置集合类型：list、vector、map和set。

contingent epiderivative of the value map in vector optimization of inequality constraint

不等式约束的向量优化中值映射的余切上图导数

The company provides raster to vector conversion and map digitizing services using R 2 V software.

The公司提供光栅矢量转换和地图数字化服务使用R2V矢量化.

It is difficult to automatically and accurately extract vector data from thematic map because of annotations.

注记信息的存在使得从专题图自动获取矢量数据具有一定难度.

A Study on the Algorithm of the Ocean Surface Vector Current Map

一种海洋表面矢量流图生成算法的研究

GVF model derives from generalized force balance equations, a vector diffusion equation is employed to diffuse the gradient of an edge map in regions distant from the boundary, yielding a general type of force field which can be decomposed into an irrotational component and a solenoidal component.

梯度矢量流（GVF）模型是从广义力平衡方程出发，利用能量最小公式，应用扩散方程扩散了边界区域的边缘映射梯度，产生了一种广义矢量场，包含无旋分量和无散分量。

This paper describes the design and implementation of an auto-genera ting system for train route map based on database and vector graph.

介绍了一个基于数据库和矢量图形的列车运行图自动生成系统的设计和实现。

The design and Implement of an auto-generating system for train route map based on database and vector graph are described in terms of the work flow in the management of the train route map in railway station.

基于对火车站列车运行管理业务流程的分析，介绍一个基于数据库和矢量图形的列车运行图自动生成系统的设计与实现。

Study on the Model of Storage of Distributing Vector-quantization Relief Map

分布式矢量地形图存储模型研究