[강릉원주대 대기환경과학과] 고급기상통계학 주성분 분석

1. 2014년 12월 (1~31)일 14시 ASOS 기온 자료 (매 14시 1~31일, 16개 관측소)

2. 기온 자료 ➔ 표준화 ➔ 상관계수 행렬

3. PC1 PC2 PC3 PC4 PC5 PC6 … PC15 PC16
Eigen
Value
13.76 0.78 0.48 0.26 0.18 0.14 … 0.00 0.00
Standard
deviation
3.71 0.88 0.70 0.50 0.42 0.37 … 0.09 0.05
Proprtion of
Variance
0.86 0.05 0.03 0.02 0.01 0.01 … 0.00 0.00
Cumulative
Proportion
0.86 0.91 0.94 0.96 0.97 0.98 … 0.99 1.00

4. Eigen vector PC1 PC2 PC3 PC4
Gangneung 0.252 0.135 -0.157 -0.248
Wonju 0.245 -0.239 -0.344 0.407
Suwon 0.252 -0.149 -0.148 -0.197
Chungju 0.249 -0.287 -0.258 0.394
Cheongju 0.248 -0.401 0.097 0.090
Daejeon 0.248 -0.348 0.011 -0.150
Ipohang 0.253 0.210 -0.394 -0.121
Gunsan 0.252 -0.176 0.187 -0.290
Daegu 0.259 0.036 -0.167 -0.076
Jeonju 0.247 -0.087 0.418 -0.230
Ulsan 0.250 0.358 -0.177 -0.088
Gwangju 0.258 -0.015 0.270 -0.030
Busan 0.250 0.299 -0.149 -0.254
Mokpo 0.251 -0.006 0.340 0.043
Gosan 0.244 0.277 0.296 0.437
Sungsan 0.242 0.399 0.190 0.354