In information retrieval, vector space model is one of significant mathematics tools.
在信息检索中，向量空间模型是最有效的数学工具之一。
Structural parameters with uncertain but bounded parameters are described by a hypercube-an interval vector in interval mathematics and by ellipsoid in convex models.
区间数学将有界不确定结构参数用超长方体即区间向量进行定量化，而凸模型理论则用椭球对有界不确定参数进行定量化。
The vector theory is one of the important achievements of the domain of mathematics and physics in the second half of the 19th century.
向量理论是19世纪后半叶数学和物理学领域取得的重要成就之一。
The concept of "intelligent vector" called in this paper is a kind of mathematics model which has the structUre of self-selection based on a two-dimensional vector.
本文提出的“智能向量”的概念是一种基于二维向量的具有自判结构的数学模型。
There are many different types of abstract space in mathematics, for examples, vector space, inner product space, etc.
数学上存在各种不同的抽象空间，例如向量空间，内积空间等。
The vector is one of the most basic concepts in modern mathematics, it has a "dual status" - "Algebra form" and "geometry form". It is a bridge to link up the contents of geometry.
向量是近代数学最基本的概念之一，它具有代数形式和几何形式的“双重身份”，是沟通几何、代数、三角等内容的桥梁。
However, in our country as it just has been applied in the middle school mathematics curriculum, the study of vector is still in its start stage. And the research of its is even weaker.
但在我国，因为其刚刚进入中学数学教材，各方面的研究都处于一个起步的阶段，特别是关于向量的教育价值研究与怎样实施教学方面的研究更是薄弱。
A stator voltage space vector forecast CRPWM control method based on uncoupled arithmetic is proposed by analyzing improved induction motor mathematics model. Control strategies are presented.
根据改进的电动机模型，推导出一种基于解耦算法的定子电压空间矢量预测CRPWM控制方案，给出其控制策略。
A stator voltage space vector forecast CRPWM control method based on uncoupled arithmetic is proposed by analyzing improved induction motor mathematics model. Control strategies are presented.
根据改进的电动机模型，推导出一种基于解耦算法的定子电压空间矢量预测CRPWM控制方案，给出其控制策略。
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