Principal component analysiswas used to derive soil fertility variation factors. 运用主成分分析选取土壤肥力变异因子. 互联网 Principal component analysis( PCA ) is an important method widely used in data compression and feature extraction. 主分量分析是一种线性特征抽取方法,被广泛地应用在人脸等图像识别领...
principal component analysis 主元件分析,主成分分析 principal component 主分量 two stage principal component method 两段主分量法 principal to principal transaction 【经】 货主与货主间的交易 component analysis 分量分析 business from principal to principal 人对人的生意 business through principal to...
aNice to meet you,Mr Hall. 见到你很高兴,霍尔先生。[translate] a是的,我会。 Yes, my meeting.[translate] aattachment disorder 附件紊乱[translate] aPush swings always mine! 总推挤摇摆矿![translate] aprincipal component analysis 主要成分分析[translate]...
aprincipal component analysis 主要成分分析[translate]
3) Principal component analysis(PCA) 主成分分析 1. The method of risk evaluation based on principal component analysis(PCA)—radial basic function(RBF) neural network(NN) was given. 对电力系统通信光纤保护通道风险评估进行了研究,给出了PCA(主成分分析)-RBF(径向基)神经网络的风险评估方法,最后对...
Seven principal components were gotten from the conclusion that the testing items were analyzed with principal component analysis. 文章用FAST仪对国内外轻薄型面料的加工性能进行了测试和主成份分析,结果表明,国内外轻薄型面料加工性能评价可用7个独立主成份来评价,第1主成份为可成形性,其它依次为湿膨胀主成份、...
主成分分析 ( Principal Component Analysis , PCA )是一种掌握事物主要矛盾的统计分析方法,它可以从多元事物中解析出主要影响因素,揭示事物的本质,简化复杂的问题。计算主成分的目的是将高维数据投影到较低维空间。给定 n 个变量的 m 个观察值,形成一个 n ′ m 的数据矩阵, n 通常比较大。对于一个由多个变量...
Objective To use the Principal Component and Factoring Analysis to evaluate the composite medical quality in a hospital from 2000 to 2007 so as to provide an objective,scientific and real analysis for the leadership of the hospital. 方法选择11项反映工作效率和医疗质量的统计指标,应用主成分和因子分...