The Principal Component Regression (PCR) and Partial Least Square Regression (PLSR) methods are applied to determine the weight of the RBF networks with certain good results.

将主成分回归(PCR)和偏最小二乘回归(PLSR)的方法引入RBF网络中，提出了分别采用这两种方法确定网络权重的算法。

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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；

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The 5 body measurements and weight of 815 Qinchuan cows at five different age phases are studied by principal component analysis.

对陕西蒲城县和渭南市临渭区5个不同年龄阶段815头秦川母牛的5项体尺和体重性状进行了主成分分析。

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Should the Chinese step into the peace process, either as a principal intermediary or through Pakistan, they could carry considerable weight.

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When evaluating candidates for internships, don't place too much weight on the school they attend, says Olivia Scott-Perkins, principal of Omerge Alliances, a five-month-old entertainment-marketing firm.

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They cannot bear to risk such capital losses again, so they stay away from equities and over-weight their portfolios with Treasury bonds and other conventional fixed income securities where they naively believe they cannot lose principal.

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