• The dimension reduction of hyperspectral data was classified by SVM.

    高光谱数据采用SVM进行分类。

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  • In this paper, we propose a dimension reduction method based on the tangent bundle.

    本文提出一种基于维数约简方法

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  • In the end, for the extracted features, we used PCA for dimension reduction and SVM for recognition.

    最后对于提取的特征利用PCA降维后送入支持向量机中分类。

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  • PCA and ICA are adopted to deal with dimension reduction, the effect of which is compared and analyzed;

    对比分析了PCAICA进行故障数据处理效果并结合优点进行数据降维处理;

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  • Feature dimension reduction can be divided into two categories: feature extraction and feature selection.

    特征可以分为:特征抽取特征提取。

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  • The minimum number of causality judgement indicators of ADR was determined by dimension reduction method.

    运用降维技术探讨adr因果关系判断最小因子

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  • Dimension reduction techniques were discussed from the two aspects: feature selection and dimension transformation.

    从属性选择变换两个方面规约技术进行了概括。

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  • The dimension reduction method is discussed theoretically and the computer implementation of the method and its results are given.

    首先理论上讨论,其次给出计算机程序实现方法及其结果

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  • Feature selection and input dimension reduction are of Paramount im-portance to transient stability assessment based on neural networks.

    输入特征选择输入空间基于神经网络暂态稳定评估首要问题。

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  • To reduce the complexity, dimension reduction executes before ICA algorithm, and then after iteration of the orthogonal data processing.

    为了降低复杂度进行ICA运算时,先对接收数据进行预处理,然后迭代数据进行正交化处理

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  • Thirdly, standardization and dimension reduction are performed to classify signals in each signal subspace. In the end, classification

    最后,用模糊积分将子空间分类结果融合,得出最终类。试验表明算法速度较快、精确度高。

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  • Based on a detailed study of these processes, this thesis focuses on characteristics of feature dimension reduction and feature weighting.

    本文在对这些过程进行详细了解和研究基础之上,重点探讨了特征维和特征加权过程。

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  • A new method of text dimension reduction is brought forward, based on pattern aggregation and adaptive general particle swarm optimization (AGPSO).

    模式聚合自适应广义粒子算法相结合提出一种文本属性约方法

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  • This paper proposes two new methods: feature weighted likelihood and divergence based dimension reduction to improve detecting performance in noise.

    本文提出了特征处理方法:特征的然度加权基于散度的维数缩减提高噪声下端点检测性能

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  • Based on dimension reduction, it puts forward a new indexing structure to improve the performance of content-based retrieval of large image databases.

    降维基础上,建立了一个新的索引机制,并以此加速大规模图像基于内容检索的进程。

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  • The thinking combined with various specific algorithm have many applications in other fields, including data Dimension reduction and regression forecast.

    思想各类具体算法相结合其他领域已有很多应用其中包括数据维和回归预测

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  • Singular Value Decomposition (SVD) is a dimension reduction method, and Symbolic data Analysis (SDA) is a new analytical approach to processing mass data.

    奇异分解(SVD)种对数据进行处理方法符号数据分析(SDA)是一种处理海量数据的全新数据分析思路

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  • Moreover, utilizing the local geometry during ONPE dimension reduction, a new classification method (ONPC) based on a label propagation method (LNP) is proposed.

    同时在ONPE算法基础利用局部几何信息,提出种在低空间中使用标签传递(lnp)的分类算法——ONPC。

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  • The constructed dimension reduction observer can estimate the vehicle state parameters depicting its steering performance in good agreement with the actual ones.

    构造的降维观测器使反映车辆操纵性能车辆状态估计值实际值一致。

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  • Feature space is high dimensional and sparse in text categorization, the process of dimension reduction is a very key problem for large-scale text categorization.

    文本分类特征向量空间维和稀疏处理是分类的关键步骤。

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  • This paper put its emphasis on dimension reduction, the main research contents are as following: the characteristic of hyperspectral remote sensing image is researched.

    本文重点研究了高光谱遥感图像降维方法,研究主要内容如下:研究了高光谱遥感图像的特性

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  • Fuzzy rough set theory is an effective tool for reduction of data dimension, but there are few dimension reduction algorithms that are based on fuzzy rough set theory so far.

    模糊粗糙理论解决数据数问题有效工具基于模糊粗糙集的算法不多

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  • The main contributions include: 1 a novel dimension reduction method, Supervised Latent Semantic Indexing SLSI, was proposed to represent documents for text classification tasks.

    第一,提出有监督潜在语义索引(SLSI)模型方法用于文本分类任务中的特征表示

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  • Margin maximization feature weighting is an effective dimension reduction technique, and it is generally based on weighting techniques and similarity measure to construct their objective functions.

    间距最大化特征选择技术一种有效维数约减技术,一般基于加权技术相似性度量构造目标函数

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  • Based on resolution reduction, neural network is then utilized for feature compression, which can effectively reduce the dimension of features.

    降低图像解析度基础使用神经网络来进行特征压缩可以有效地降低特征维数

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  • The drastic reduction in the geometric dimension leads to great simplification in mathematical analysis.

    几何维数急剧减少导致数字分析的极大简化

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  • Reduction is used to decrease the dimension of structured data and the various compact degrees of data sets are obtained.

    通过约减少结构化数据维数获得数据集合不同简洁程度表示已成为数据挖掘的重要任务之一。

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  • Reduction is used to decrease the dimension of structured data and the various compact degrees of data sets are obtained.

    通过约减少结构化数据维数获得数据集合不同简洁程度表示已成为数据挖掘的重要任务之一。

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