vector model

The mathematical model of steam vane is established with 2 × 3 degree nurbs method to improve the quality and efficiency of vane machining. The expression of three-dimensional point and unit vector matrix are put forward and the numeric show of vane is realized.

为了提高汽轮机叶片数控加工的质量和效率，用2×3次非均匀有理B样条方法，建立了叶片的数学模型，推导了其三维点和法矢量矩阵表达式，实现了叶片的数字化表示。

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The readout signal on the exit pupil of the objective lens is calculated using finite-difference time-domain method ( FDTD) together with a vector model of Gaussian beam and the diffraction method.

以时域有限差分法为基础，结合高斯光束矢量模型和衍射方法，通过计算得到了物镜出瞳上的读出信号。

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Then this paper proposes an inter-view error concealment mode based on the global disparity vector model for inter-view error concealment technique.

然后提出了基于全局视差矢量的视间错误隐藏模式，完备了基于视间域的错误隐藏技术。

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Being based on this, the paper provides a vector model for the market forces ( dynamic model).

本文还提出了一个市场推动力矢量模型（动力模型）。

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Firstly character words of training documents are extracted, vector space model is constructed.

首先提取出文本训练集的特征词，建立特征向量空间模型。

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Experiment result shows that the measurement of thin cylinder diameter can achieve higher measurement accuracy by vector model. Secondly, the measurement system of thin cylinder diameter by laser diffraction is developed.

实验结果表明使用矢量模型测量细圆柱体直径可以获得更高的测量精度。其次，研制了一套基于激光衍射的细圆柱体直径测量系统。

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A method to calculate the volume of a computer model by vector analysis is introduced.

用向量几何的分析方法,推导了计算机声学仿真模型体积的计算方法.

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At the same time, space vector model base on information retrieval model similarity measurement is putted forward and realized.

同时借鉴网络搜索引擎与文档检索的思想提出并实现了基于信息检索模型的空间向量模型相似性度量方法。

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Simulation model build up and maintenance. Test vector generation.

仿真模型构筑和维护, 为设计团队提供测试矢量.

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Considering the special structure of question database, a vector space search model based on text segment is adopted. An improvement on the traditional TF-IDF formula is made, and local similarity and global similarity are combined to sort the search results.

针对题库结构的特殊性，采用了基于文本段的向量空间搜索模型，对传统的TF-IDF公式做了改进，并使用局部相似度和全局相似度相结合的方法实现搜索结果的排序。

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With the application of field theories, processing methods of the power function, dam theories and engineering mechanics and three-dimensional vector, there is created space displacement field distribution model.

从场论的基本理论出发，应用幂函数处理方法，并结合坝工理论和工程力学知识，通过引用空间三维坐标向量，建立空间位移场的时空分布模型。

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Multi-element Linear Regression Analysis of Parameters Involved in the Slip Vector Model Applied for Ground Movement Prediction in Mountainous Area

山区采动滑移向量模型中参数的多元线性回归分析

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Simulation model build up and maintain. Test vector generation.

构筑和维护仿真模型, 为设计团队提供测试矢量.

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The model of vibration picking for a vector hydrophone is established.

摘要本文建立了矢量水听器的拾振模型,并分析推导了其拾振条件.

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Based on vector space model a Bayes text classification method is proposed.

提出基于向量空间模型的贝叶斯文本分类方法.

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The Bloch vector model is used to discuss the quantum characters of mixed state of one atom.

同时采用Bloch矢量模型讨论了单原子一般二项式态的量子特性。

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