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- principal component data 蚀变信息检测
- Any alloy whose principal component is copper. 主要成分是铜的合金。
- Slang had been a principal component of his rattling. 他唠叨的主要是一些假语村言。
- 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。
- The data obtained from the array have been treated by using stepwise discrimination algorithm and principal component regression. 对阵列输出的数据，采用逐步判别法进行二类判别，可以检测混合蒸气中少量的乙醇；
- Because the RGB data bands are often highly correlated, the Principal Component (PC) Transformation is used to produce uncorrelated output bands. 由于RGB各波段之间有高的相关性,所以不适用来进行场景分割和分析。
- RPS is the principal component of rchmannia glutnosa. 地黄多糖是地黄的主要组分。
- Based on interdependence of all parameters, the principal component analysis (PCA) has been proposed to preprocess the roving procedure's data collected from a worsted mill. 基于粗纱工艺参数之间相互关联的特点，提出利用主成分分析法对精毛纺厂采集到的粗纱生产数据进行预处理。
- The analysis of the second -derivative difference spectrum data was accomplished with multilinear regression (MLR) and principal component regression (PCR). 用多元线性回归(MLR)和主成分回归(PCR)分析了数据。
- Then,the data acquired were analyzed by the principal component analysis (PCA) and the discriminant factor analysis (DFA) in order to screen out repetitious samples. 利用电子鼻检测仅知生产日期的天然苹果香精样品,并对所获数据进行PCA及DFA分析,筛选信息重复的样品。
- The analysis of the second-derivative difference spectrum data was accomplished with multilinear regression (MLR) and principal component regression (PCR). 用多元线性回归(MLR)和主成分回归(PCR)分析了二阶导数差谱数据。
- Firstly the principal component analysis is used to classify the sample data and then the BP neural network is used to recognize the unrecognized samples. 先由主成分分析法对原始样本数据进行分类，然后由BP神经网络法对拒识样本进行识别。
- Subject the matrix to principal components analysis. 主成分分析法。
- The component data of pearl nickel, bright nickel , acidic copper and brass plating solution in production were analyzed when the best result of the plating deposit obtained . 为了获得电镀的最佳结果,在生产中对珍珠镍、光亮镍、酸性铜和黄铜四种镀液的成分参数进行了统计分析。
- Principal Components: Aluminum Tripolyphosphate and modifiers. 主要成分：三聚磷酸铝及其改性物质。
- Then the data were analyzed by the absolute principal component analysis (APCA) to evaluate principal components and the percent variance explained by them. 对获得的浓度数据进一步作绝对主成分分析(APCA),获取颗粒物的主要来源成分和它们所占的比值。
- The new neural network prediction model of water level is established based on the principal component analysis (PCA). 采用人工神经网络与主分量分析相结合的方法，建立了梧州水位的预报模型。
- With the data of term structures in the Shanghai Stock Exchange from January, 1991 to April, 2002, making use of principal component analysis approach, it is found at least two factors are needed to model the term structure changes in the SSE. 以上交所债券价格隐含的利率期限结构数据作为分析对象;利用主成份分析法分析发现;至少需要两个状态变量;利率模型才可能反映利率期限结构的变化;因此利用Kalman滤波法及极大似然估计法;估计了连续时间的两因子Vasicek模型.
- Keywords: design hyetograph, principal components analysis, cluster analysis. 关键词：设计雨型、主成分分析、群集分析。
- In order to gain the different component data for CPMC (critical pigment mass concentration) of the polyurethane, which was made up of resin and pigment, systematic experiments were carried out. 研究了水乳性聚氨酯涂饰剂涂膜的基本组成,确定了涂膜在不同条件下的CPMC(临界颜料质量浓度)。
