• Notes de cours ACP

• PCA exercices

• Globin Data

D <- read.table(text="MYG_PHYCA   0.0000  0.1806  0.2434  0.3964  0.5656  0.4987  1.9654	2.1040 2.1278  2.0965  2.2725  2.0807  1.9645  1.9928  1.9195  2.0944	1.9867 1.9486  1.8515  1.9880  2.6100
MYG_HUMAN   0.1806  0.0000  0.1929  0.2997  0.4852  0.4271  1.9675	2.0689 2.2427  2.1483  2.2753  2.0387  2.0941  2.1273  1.9495  2.0628	2.1114 1.9951  1.9200  2.0044  2.5663
MYG_MOUSE   0.2434  0.1929  0.0000  0.3432  0.5312  0.4635  1.8727	2.1478 2.1478  2.1092  2.2318  1.9386  2.0581  2.0567  1.9920  2.1235	2.1776 2.0310  1.9519  2.0735  2.6225
MYG_CHICK   0.3964  0.2997  0.3432  0.0000  0.3657  0.3196  1.8520	2.0577 2.0649  1.8216  1.9345  2.0096  1.9935  2.0463  1.8520  1.9878	2.1320 1.9407  1.8823  2.0378  2.5424
MYG_ALLMI   0.5656  0.4852  0.5312  0.3657  0.0000  0.2970  1.8912	2.0551 2.0572  1.7896  1.9478  1.9237  1.7647  1.9622  1.9429  1.9423	2.0500 1.9352  1.9823  2.0511  2.3154
MYG_CHEMY   0.4987  0.4271  0.4635  0.3196  0.2970  0.0000  1.7142	1.9036 1.9751  1.6927  1.8907  1.8523  1.8770  1.8414  1.7849  1.8503	1.9604 1.9075  1.8643  1.7584  2.4536
HBB_CHICK   1.9654  1.9675  1.8727  1.8520  1.8912  1.7142  0.0000	0.2561 0.3093  0.4523  0.4192  0.4873  0.5325  1.1029  1.0926  1.2118	1.1729 1.1009  1.1261  1.1767  2.0827
HBB_CHRPI   2.1040  2.0689  2.1478  2.0577  2.0551  1.9036  0.2561	0.0000 0.3486  0.4529  0.4763  0.5700  0.5593  1.2466  1.1259  1.2788	1.2850 1.2104  1.2175  1.2384  2.0504
HBB1_IGUIG  2.1278  2.2427  2.1478  2.0649  2.0572  1.9751  0.3093	0.3486 0.0000  0.4923  0.4896  0.5368  0.6719  1.1485  1.1610  1.2959	1.1969 1.1418  1.1076  1.1371  2.2368
HBB_PHYCA   2.0965  2.1483  2.1092  1.8216  1.7896  1.6927  0.4523	0.4529 0.4923  0.0000  0.1716  0.3657  0.7177  1.1980  1.1738  1.2054	1.2110 1.2201  1.1237  1.3139  2.1681
HBB_HUMAN   2.2725  2.2753  2.2318  1.9345  1.9478  1.8907  0.4192	0.4763 0.4896  0.1716  0.0000  0.2601  0.8439  1.2198  1.2138  1.2014	1.1185 1.0397  1.0545  1.2736  2.1545
HBB1_MOUSE  2.0807  2.0387  1.9386  2.0096  1.9237  1.8523  0.4873	0.5700 0.5368  0.3657  0.2601  0.0000  0.8461  1.1385  1.1809  1.2038	1.1498 1.0818  1.1020  1.2044  2.0275
HBB_ALLMI   1.9645  2.0941  2.0581  1.9935  1.7647  1.8770  0.5325	0.5593 0.6719  0.7177  0.8439  0.8461  0.0000  1.1711  1.2448  1.2727	1.2456 1.3315  1.2844  1.3254  2.0693
HBA_CHICK   1.9928  2.1273  2.0567  2.0463  1.9622  1.8414  1.1029	1.2466 1.1485  1.1980  1.2198  1.1385  1.1711  0.0000  0.2987  0.3798	0.4657 0.3991  0.3995  0.6689  2.1705
HBA_CHRPI   1.9195  1.9495  1.9920  1.8520  1.9429  1.7849  1.0926	1.1259 1.1610  1.1738  1.2138  1.1809  1.2448  0.2987  0.0000  0.3752	0.5381 0.4647  0.5060  0.7493  2.1054
HBA_ALLMI   2.0944  2.0628  2.1235  1.9878  1.9423  1.8503  1.2118	1.2788 1.2959  1.2054  1.2014  1.2038  1.2727  0.3798  0.3752  0.0000	0.5438 0.4856  0.4472  0.7831  2.3011
HBA_PHYCA   1.9867  2.1114  2.1776  2.1320  2.0500  1.9604  1.1729	1.2850 1.1969  1.2110  1.1185  1.1498  1.2456  0.4657  0.5381  0.5438	0.0000 0.1639  0.2272  0.6760  1.8766
HBA_HUMAN   1.9486  1.9951  2.0310  1.9407  1.9352  1.9075  1.1009	1.2104 1.1418  1.2201  1.0397  1.0818  1.3315  0.3991  0.4647  0.4856	0.1639 0.0000  0.1675  0.6708  1.9058
HBA_MOUSE   1.8515  1.9200  1.9519  1.8823  1.9823  1.8643  1.1261	1.2175 1.1076  1.1237  1.0545  1.1020  1.2844  0.3995  0.5060  0.4472	0.2272 0.1675  0.0000  0.7283  1.9680
HBA1_IGUIG  1.9880  2.0044  2.0735  2.0378  2.0511  1.7584  1.1767	1.2384 1.1371  1.3139  1.2736  1.2044  1.3254  0.6689  0.7493  0.7831	0.6760 0.6708  0.7283  0.0000  2.1875
GLB3_MYXGL  2.6100  2.5663  2.6225  2.5424  2.3154  2.4536  2.0827	2.0504 2.2368  2.1681  2.1545  2.0275  2.0693  2.1705  2.1054  2.3011	1.8766 1.9058  1.9680  2.1875  0.0000",row.names=1)

• Notes de Cours de Stéphane Robin sur les modèles à variables latentes discrètes
• Pattern Recognition and Machine Learning Le livre de CM Bishop (Chapitres 1, 2, 9, 10 et 12).