• Traditional method faces the difficulties that need to handle high dimension vector and Chinese word segment.

    传统的中文文本聚类方法需要对高维向量进行处理,有对中文文本需要进行分词处理等困难。

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  • Its significance in structural mechanics is investigated on the basis of theory of the finite-dimension vector space.

    在有限维矢量空间理论的基础上,本文对该算法的结构力学意义进行了讨论。

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  • To give applicable range of image analogies algorithm, based on the fractal dimension vector, a new operator used to measure the image similarity is proposed.

    为了给出图像类推算法的适用范围,提出了一种新的基于分形维数向量的图像的相似性度度量算子。

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  • Here, the HMM is employed to produce a best speech state sequence which is warped to a fixed dimension vector and the RBF neural network is used as classifier.

    该方法首先利用HMM生成最佳语音状态序列,然后用函数逼近技术产生对最佳状态序列进行时间规正,最后通过RBF神经网络进行分类识别。

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  • And a limited dimension vector quantizing the illumination variations is used to compensate the pixels' color, so as to improve the adaptability to illumination variations.

    在此基础上用一个有限维向量量化光照变化,对像素进行补偿,提高对光照变化的适应能力。

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  • The time_id join keys that meet the filter requirements on the Time dimension table are hashed to create a bit vector that filters rows of the Orders table from the skip scan above.

    Time维度表中满足过滤条件的 time_id连接键被散列以创建一个位向量,用于过滤以上跳跃式扫描的Orders 表行。

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  • In a bit-vector pushdown, for each push-down, the database server hashes the keys from the dimension table to create a bit vector, which is shipped to the fact table.

    在位向量下推中,对于每次下推,数据库服务器通过散列维度表中的键来创建发送至事实表的位向量。

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  • After simple statistics, the dimension can act as the input vector of ANN for PQ classification.

    盒维数的简单统计结果可以作为PQ神经网络分类器的输入特征量。

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  • Using latent semantic analysis to extract feature, the affect of synonymy and polysemy in text representation process is eliminated and the dimension of text vector is reduced.

    利用潜在语义分析进行特征抽取,消除多义词和同义词在文本表示时造成的偏差,并实现文本向量的降维。

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  • Because fractal dimension can not respond to the orientation of the gray level images, an image orientation Angle estimating method is proposed by basic knowledge of vector algebra.

    由于分数维不能反应灰度图像的方向性,本文利用矢量代数的基本知识,提出了一种灰度图像方向角的提取方法。

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  • Feature selection is a valid method to reduce the dimension of text vector in automatic text categorization system.

    在自动文本分类系统中,特征选择是有效降低文本向量维数的一种方法。

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  • How is the VC dimension of a support-vector machine related to its number of support vectors? Is there a formula relating these two quantities?

    一个支持向量机的支持向量数相关的VC维是怎样的?有一个公式,关于这两个量?

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  • The essential for resolving uncertain decision-making problem is how to transform the benefit and loss matrix to the compressed real vector with one dimension.

    阐述了解不确定型决策分析问题的实质就是将益损值矩阵经变换向量转换为一维压向量。

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  • The underactuation of mechanical systems means that the dimension of the control vectors of systems is less than that of the configuration vector of systems.

    机械系统的欠驱动特性是指系统控制输入向量空间的维数小于系统广义坐标向量空间维数的情况。

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  • The principal component analysis in multivariate statistic analysis is a method of compressing the dimension of vector data by extracting principal typical components from sample data set.

    多元统计分析的主成份分析方法是对多维矢量数据提取主要特征分量,以此达到压缩矢量维数的目的。

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  • The larger the codebook size or the vector dimension is, the higher the computational complexity of the full-search VQ is.

    码书大小和矢量维数越大,穷尽搜索矢量量化编码的计算复杂度就越高。

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  • The method of support vector regression which can well resolve the problem with the insufficient swatch, nonlinear and high dimension is introduction to predict the development index of gas-field.

    同时针对神经网络易于陷入局部极值、结构难以确定和泛化能力较差的缺点,引入了能很好解决小样本、非线性和高维数问题的支持向量回归机来进行油气田开发指标的预测;

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  • Support Vector Machine is a new method based on the idea of VC dimension and Statistical Learning Theory in data mining.

    支持向量机是基于VC维和统计学习理论理念的数据挖掘中的一种新方法。

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  • The result shows that, compared with the time-wavelet power spectrum, the scale-wavelet power spectrum has a higher recognition accuracy and smaller dimension of feature vector.

    结果表明,尺度-小波能量谱和时间-小波能量谱相比有较好的分类效果和较低的特征维数。

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  • Float vector based image feature has high dimension and usually makes use of Euclidean distance as its similarity definition.

    浮点矢量图像特征维数较高,且通常以欧氏距离作为矢量之间的相似度定义。

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  • Then, the whitened dimension-reduced data vector as a single user model is looked, the Iterative Least Squares (ILS) detection and Minimum Mean Square Error (MMSE) detection are researched.

    将白化滤波后的降维数据矢量看作是单用户的系统,研究了迭代最小二乘(ils)检测和最小均方误差(MMSE)检测。

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  • Comparing new input vector constructed by this method with that constructed directly, the dimension of input vector is decreased and capacity of orthogonal among the variables is enhanced.

    介绍了主分量分析法的原理和步骤,由此构成的新矢量,降低了输入矢量的维数,提高了变量间的不相关性。

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  • Ground objects can be effectively recognized by gray co-occurrence vector and gray co - dimension feature vector with BP neural network and Bayesian network, recognition rate of 70%.

    利用灰度共生纹理特征向量和灰度共生-差分维数联合特征向量结合BP神经网络和朴素贝叶斯网络都能对地物进行有效识别,识别率在70%以上。

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  • The concept of dimension is connected with vector space, a linear algebraic method for dimensional analysis is proposed, some examples are given.

    把量纲概念与矢量空间联系起来,提出用线性代数进行量纲分析的方法,并举例说明。

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  • Support vector machines (SVM) is a new nonlinear modeling method which is suitable for solving small samples and high dimension modeling problems.

    支持向量机(SVM)作为一种新型的非线性建模方法,适合于处理小样本和高维数的建模问题。

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  • Support vector machine is a kind of machine study algorithm based on statistic theory, it has special advantage in solving small sample, non-linear and high dimension mode recognition.

    支持向量机是一种基于统计理论的机器学习算法,在解决小样本、非线性及高维模式识别中有独特的优势。

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  • In addition, vector box-counting algorithm was applied in the research to calculate the regional water system dimension, which is a better method than the traditional grid box-counting algorithm.

    另外,在计算水系维数时采用的矢量计盒算法,比传统的栅格计盒算法具有更强的优势。

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  • A new method of generating in-between was put forward by meshing a three-dimension object based on the presentation of vector graphics.

    研究了动画生成的关键帧技术,基于图形的矢量表示法,提出了一种通过网格化一个三维物体来生成中间画的算法。

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  • An incremental training method for support vector machine is proposed to alleviate the computing burden of large-scale, high-dimension samples in multi-component gas analyzing.

    针对大规模高维气体分析样本难以计算的问题,提出一种提升的支持向量机学习方法。

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  • The vector magnetic potential is regarded as a variable to gain the two-dimension solution of excitation magnetic field and armature response magnetic field.

    并以矢量磁位作为求解变量得到励磁磁场和电枢反应磁场的二维解。

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