降维

Web Definition

1.
Dimensionality Reduction
通过降维（Dimensionality Reduction）把事物更加一般化地表现出来。这种方法在计算量上要密集得多，不过随着计算机的发 …
www.guancha.cn|Based on 188 pages
2.
dimension reduction
许多包结合了降维（dimension reduction）和分类。klaR包可以做变量选择，可处理多重共线性，还有可视化函数。
hlwyjsh.blog.163.com|Based on 139 pages
3.
Reducing dimensions
问卷统计分析与SPSS应用 - MBA智库文档 ... Predicted value, 预测值 Reducing dimensions, 降维 Sequential method, 贯序法 ...
doc.mbalib.com|Based on 91 pages
4.
Data Reduction
spss新手入门 ... Classify 聚类和判别分析 Data Reduction 降维,简化数据过程 ……2-stage Least Squares 二阶最小平方回归分 …
www.360doc.com|Based on 9 pages

Sample Sentence

Definition:
AllAll,Dimensionality ReductionDimensionality Reduction,dimension reductiondimension reduction,Reducing dimensionsReducing dimensions
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
By means of primary component analysis, the. dimension of initial characteristic, parameter samples is significantly reduced.
引入了主成分分析法，用于对初始的特征参数样本进行降维处理。
yǐn rù le zhǔ chéng fèn fēn xī fǎ , yòng yú duì chū shǐ de tè zhēng cān shù yàng běn jìn xíng jiàng wéi chǔ lǐ 。
lib.cqvip.com
2.
By the singular value decomposition (SVD) of this sparse matrix, the high dimensions of image database feature matrix can be reduced.
对此矩阵进行奇异值分解，以实现高维图像特征库降维；
duì cǐ jǔ zhèn jìn xíng qí yì zhí fēn jiě , yǐ shí xiàn gāo wéi tú xiàng tè zhēng kù jiàng wéi ;
www.ceps.com.tw
3.
Meanwhile, combined with the sorts distributing, it once more reduced the feature dimension.
同时结合特征的类别分布进行了二次特征降维。
tóng shí jié hé tè zhēng de lèi bié fēn bù jìn xíng le èr cì tè zhēng jiàng wéi 。
www.ceps.com.tw
4.
In spectral reflectance reproduction based color correction, the finite dimension model can be employed to condense spectral reflectance.
在基于光谱反射率还原的颜色校正方法中，有限维模型是光谱反射率降维的有效方法。
zài jī yú guāng pǔ fǎn shè lǜ huán yuán de yán sè jiào zhèng fāng fǎ zhōng , yǒu xiàn wéi mó xíng shì guāng pǔ fǎn shè lǜ jiàng wéi de yǒu xiào fāng fǎ 。
www.dictall.com
5.
As a new learning framework, the diffusion method realizes dimensionality reduction in a diffusion processing.
作为一种新的流形学习框架，扩散映射通过在扩散过程中保持扩散距离进行降维。
zuò wéi yī zhǒng xīn de liú xíng xué xí kuàng jià , kuò sàn yìng shè tōng guò zài kuò sàn guò chéng zhōng bǎo chí kuò sàn jù lí jìn xíng jiàng wéi 。
www.ceps.com.tw
6.
The hidden manifold in the high dimensional space can be successfully embedded to a low dimensional space using KPCA.
核主元分析是一种非线性降维算法，能够把这种流形结构嵌入到低维空间。
hé zhǔ yuán fēn xī shì yī zhǒng fēi xiàn xìng jiàng wéi suàn fǎ , néng gòu bǎ zhè zhǒng liú xíng jié gòu qiàn rù dào dī wéi kōng jiān 。
www.ceps.com.tw
7.
The result of SVD is the input and the number of classification equals the number of output-layer nodes.
人脸降维后的结果作为BP网络的输入，网络输出节点数就是分类数。
rén liǎn jiàng wéi hòu de jié guǒ zuò wéi BP wǎng luò de shū rù , wǎng luò shū chū jié diǎn shù jiù shì fēn lèi shù 。
www.juhe8.com
8.
The Locally Linear Embedding(LLE) algorithm is an effective technique for nonlinear dimensionality reduction of high-dimensional data.
局部线性嵌入（LLE）算法是有效的非线性降维方法，时间复杂度低并具有强的流形表达能力。
jú bù xiàn xìng qiàn rù ( LLE ) suàn fǎ shì yǒu xiào de fēi xiàn xìng jiàng wéi fāng fǎ , shí jiān fù zá dù dī bìng jù yǒu qiáng de liú xíng biǎo dá néng lì 。
dictsearch.appspot.com
9.
As an extension of two-dimensional C-V model, Three-dimensional C-V model avoids dimensional reduction.
作为二维C-V模型的推广，它避免了原先需对三维体数据进行降维的缺点。
zuò wéi èr wéi C-V mó xíng de tuī guǎng , tā bì miǎn le yuán xiān xū duì sān wéi tǐ shù jù jìn xíng jiàng wéi de quē diǎn 。
www.fabiao.net
10.
Subsequently, principal component analysis (PCA) is used for dimensionality reduction.
然后，采用主成分分析法进行特征降维；
rán hòu , cǎi yòng zhǔ chéng fèn fēn xī fǎ jìn xíng tè zhēng jiàng wéi ;
www.boshuo.net
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