Applied Multivariate Quantitative Methods－Principal Components Analysis (PCA)

國立臺灣大學農藝學系Liu, Jen-PeiJen-PeiLiuChie, Wei-ChuWei-ChuChie2006-09-282018-07-112006-09-282018-07-112006http://ntur.lib.ntu.edu.tw//handle/246246/2006092815540126Described by K. Pearson (1901) Computing methods by Hotelling (1933) Objective To transform the original variables X1,…,Xp into index variables Z1,…,Zp Z1,…,Zp are linear combinations of X1,…,Xp Z1,…,Zp are independent and are in order of important To describe the variation in the dataapplication/ppt974336 bytesapplication/vnd.ms-powerpointzh-TWApplied Multivariate Quantitative Methods－Principal Components Analysis (PCA)learning objecthttp://ntur.lib.ntu.edu.tw/bitstream/246246/2006092815540126/1/multivariate07.ppt