片语

absolute principal component analysis绝对主成分分析

principal component sensitivity analysis主成份灵敏度分析

Nonlinear Principal Component Analysis非线性主成分分析

pca principal component analysispca主元分析

Spatial Principal Component Analysis空间主成分分析

robust principal component analysis稳健主成分分析

do principal component analysis进行主元分析

Principal Component Analysis PCA主分量分析

rotated principal component analysis旋转主成分分析

英汉例句

• the karst area in guizhou province was classified into five eco-economic categories by the principal component analysis and fuzzy poly-class method.

  运用主成分分析法和聚类分析法，对贵州喀斯特地区的生态经济类型进行了划分。

• then the basic concepts of principal component analysis and partial least square regression are studied, as well as their advantages and disadvantages.

  引入了主成分分析与偏最小二乘回归等多元统计与回归方法，并分析了其基本思想与优缺点。

• principal component analysis is a linear method, but the most data are nonlinear.

  线性主成分分析是一种线性分析方法，而数据通常是非线性的。

• principal component analysis was carried out to study the slaughtering performance of cross combinations using anas platyrhynchos as male parent.

  利用主成分分析对以绿头野鸭为父本的不同杂交组合的屠宰性能进行了研究。

• an outlier detection algorithm based on principal component analysis and the sum of attributes distance is proposed.

  提出了一种基于主分量分析和属性距离和的孤立点检测算法。

• one way to improve the robustness of principal component analysis is studied in order to increase the accuracy of pca algorithm.

  夏绍玮，王松主要研究了改善主成分分析算法鲁棒性的一种实现途径，以提高pca的精度。

• cluster analysis and principal component analysis on data of anthropometry from asian populations showed that asian populations could be divided into north populations and south populations.

  本文通过对亚洲群体体部测量资料的聚类分析与主成分分析，认为亚洲群体可分为北方类群与南方类群。

• drought resistance of 202 soybean materials was evaluated by using the method of principal component analysis according to relative drought resistance coefficient of 10 indexes at harvest stage.

  以收获期10项指标的相对抗旱系数为基础，应用主成分分析方法对黑龙江省202份大豆基因型进行抗旱性评价研究。

• principal component analysis (pca) and correlative component analysis (cca) are commonly used techniques to extract components.

  主成分分析和相关成分分析都是成分提取的有效方法。

• then analysis several main factors use of principal component analysis algorithm, rejecting the factor with minimum weight.

  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；

• competitive power evaluation index system of towns in shijiazhuang city is constructed by using principal component analysis method.

  针对石家庄市域城镇发展现状，利用主成分分析方法，构建了竞争力评价指标体系。

• it can obtain better result by the way of constellation graphics than by the way of combining principal component analysis with fuzzy clustering method.

  采用星座图法对森林景观生态功能进行分区比利用主成分分析与模糊聚类相结合方法能得到更为满意的结果。

• the comparison items of geographical elements covered floristic spectrum and its principal component analysis (pca) method as well as its hierarchical cluster analysis.

  其中，区系地理成分的对比又包括：植物区系谱系，主成分分析（pca）和聚类图分析；

• principal component analysis (pca), cluster analysis (ca) and probabilistic neural network (pnn) were used in the data analysis and pattern recognition.

  并通过主元分析、聚类分析和概率神经网络对数据进行了分析和识别。