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- If the gauge compensating term is added to the action, the S matrix in the physical state vector space can be expressed in a form which has no couplings of physical and unphysical particles, and so the physical S matrix is gauge independent and unitary. 在作用量中添上规范补偿项以后;物理态空间中的S矩阵可以写成物理粒子和非物理粒子之间没有耦合的形式;显示出S矩阵的规范无关性和么正性.
- state vector space 状态向量空间
- The vector Z is known as the state vector of the system. 向量Z称为系统的状态向量。
- The Derivative of a Map between Vector Spaces. 向量空间之间映射的微分。
- We have discussed sum for subspace of vector space, and cannot popularize sum of subspace to infinitude. 摘要对向量空间的子空间的和的概念不能推广到无限多个子空间的情形进行了讨论。
- The state vector of the response of guyed masts under both white noises and excitations is a Markov chain. 桅杆结构是由柔软的纤绳和细长的杆身组成,其大变形及强非线性使得动力特性十分复杂。
- Compared with the vector space model, the probability model is more effective on describing a users interests. 对比实验表明,概率模型比矢量空间模型更好地表达了用户的兴趣和变化。
- Open Bookmark uses the vector space method and social filtering to get useful information for the users. OpenBookm ark使用向量空间法和社会过滤两种信息过滤方式帮助用户获取有用信息。
- 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。
- This model is used to bui1d a nonlinear smoother for the estimation of the state vector when DRS measurements are available. 并将该模型用于建立一个在DRS观测值存在的情况下,状态向量估计的非线性平滑器。
- A new hybrid evolutionary LSF codebook optimization algorithm is proposed based on the vector space stretching. 本文提出了一种新型的基于对LSF矢量空间进行拉伸变化的混合进化码书优化算法。
- Mathematicianstalk about axioms, integrals, and vector spaces. 数学家谈论的是公理、积分和向量空间。
- Through the vector space model, text clustering, genetic algorithms to try a new method summary of the text. 通过空间向量模型、文本聚类、遗传算法等成熟的技术尝试一种新的文本摘要方法。
- Multisensor measurement fusion has an advantage over multisensor state vector fusion to satisfy with more and more rigorous accuracy demand of engineering applications. 随着工程应用对融合精度的要求日益增大,与多传感器特征级融合相比,多传感器量测级融合技术将具有更大的优势。
- We propose a text vector space model (VSM) based on suffix tree and implement a text categorizing system on the model. 摘要本文在面向网络内容分析的前提下,提出了一种基于后缀树的文本向量空间模型(VSM),并在此模型之上实现了文本分类系统。
- The concept of state vector stems from the statistical physics, where it is usually used to describe the evolution of a continuum field in the way of coarse graining. 摘要态矢量来源于统计物理学,是一种对连续场进行粗粒化描述的方法。
- In this abstract setting, the scalars with which an element of a vector space can be multiplied need not be numbers. 向量空间是在域上定义的,比如实数域或复数域。
- This paper introduces a text clustering method based on VSM (vector space model). 摘要研究了一种基于向量空间模型的文档聚类方法。
- The experimental result shows that the performance of simple SLM-CIR model should be superior to simple vector space models and probability models. 实验结果表明:简单的SLM-CIR模型的性能要优于简单的向量空间模型和概率模型。
- In the paper, a method is proposed based on vector space model making use of the structure to effectively retrieve HTML document. ? 应用了向量空间信息检索方法,扩展了传统的信息检索,利用HTML文档结构提高了在WWW环境下的检索效率。