主成分分析使用属性之间的相关性实现按列压缩。
The principal component analysis implements the column-wise compression, using the correlation between attributes.
城市鸟类群落组成成分分析。
运用主成分分析选取土壤肥力变异因子。
Principal component analysis was used to derive soil fertility variation factors.
成分分析是对智力行为心理机制的描述。
The componential analysis describes the mental mechanisms responsible for intelligent behavior.
河南省;粮食生产动态变化;主成分分析。
Henan Province; grain production; dynamic variety; Principal Component Analysis.
语义成分分析是一种解释词义的语义学方法。
Componential analysis is a semantic approach to explaining lexical meaning.
主成分分析能有效估计这一几何体的本征维数。
The principal component analysis can estimate the intrinsic dimensionality of the hyper-plane.
设计了一种基于主成分分析的分类器集成方法。
A classifiers ensemble approach based on Principal Component Analysis (PCA) was proposed.
语义成分分析是当代语义研究中的一种重要方法。
Componential Analysis is one of the important approaches in studying semantics.
上市公司;业绩评价;战略;主成分分析;熵值法。
Listed companies; performance evaluation; strategic; principal component analysis; entropy method.
研究了改善主成分分析算法鲁棒性的一种实现途径。
One way to improve the robustness of principal component analysis is studied in the paper.
主成分分析(PCA)是自动人脸识别的常用方法。
Principal Component Analysis (PCA) is a common method in face recognition.
根据主成分分析的定义,它本质上具有分类的能力。
Based on the definition of PCA, it essentially owns classification ability.
在高炉生产过程中,气体成分分析起到越来越重要的作用。
In blast furnace production process, the gas component analysis plays an increasingly important role.
本文用主成分分析的方法构造竞争指标并建立单木生长模型。
This paper forms competition index by means of principle elements analysis and sets up individual tree growth model.
对其中的几个主要因素进行主成分分析,剔除权重最小的因素;
Then analysis several main factors use of principal component analysis algorithm, rejecting the factor with minimum weight.
在主成分分析与模糊理论的基础上,构建了模糊综合评价模型。
A comprehensive fuzzy appraisal model is set up based on primary component analysis and fuzzy theory.
此方法可以进一步应用于黄连及其制剂的成分分析以及质量控制。
The developed method could be applied for the ingredient analysis and quality control of Fufang Xialian Capsule.
设计使用限定成分分析(FEA)来减少重压延长部件使用寿命。
Designed using extensive Finite Element Analysis (FEA) to minimize stresses and maximize component life.
通过组成成分分析发现,落地油泥固含量最高,主要以沙土为主;
By ingredient analysis, we find that main composition of the oily sand is sand.
目的:对伊春市北方绿色基地栽培黄芪中皂苷类成分进行成分分析。
Objective: To Analyze the saponins in Radix Astragali cultivated in the Yichun north green TCM base.
本文利用主成分分析和对数中心化的方法对江河水质进行综合定量评价。
The integrated quantitative evaluation on river water quality was made by principle components analysis and logarithm center method.
提出了空调系统传感器故障检测、故障识别、故障重构的主成分分析方法。
The principal component analysis (PCA) approach for sensor fault detection, identification and reconstruction in HVAC system is presented.
实验结果表明,该降维方法比较有效,并且较主成分分析具有明显的优势。
The experiment results prove that this method is efficient, and it outperforms the principal component analysis.
炉膛内部烟气成分分析技术在工业生产与科学研究中占有十分重要的地位。
Flue gas composition analysis technology is located at a very important position in industry and scientific research.
此外,还通过主成分分析的方法分析了不同组成对旋转氧弹值的影响强弱。
Furthermore, we also studied the relative strength of different composition to oxidation stability by principal component analysis.
此外,还通过主成分分析的方法分析了不同组成对旋转氧弹值的影响强弱。
Furthermore, we also studied the relative strength of different composition to oxidation stability by principal component analysis.
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