クラスター分析
データ間の距離
階層的手法
非階層的手法
kmeans法
混合ガウス分布
https://qiita.com/kenmatsu4/items/59ea3e5dfa3d4c161efb
https://www.hello-statisticians.com/explain-terms-cat/gmm1.html
例題24.1
(1)
左が最近隣法、右が最遠隣法
最近隣法でクラスタリングを行う場合、距離が1.4,1.6,2.4,2.5,2.7のタイミングで結合している
1 |
2 |
3 |
4 |
5 |
6 |
0.0 |
2.4 |
3.3 |
3.3 |
2.5 |
5.4 |
2.4 |
0.0 |
5.5 |
5.6 |
4.4 |
7.5 |
3.3 |
5.5 |
0.0 |
1.4 |
1.6 |
4.0 |
3.3 |
5.6 |
1.4 |
0.0 |
2.3 |
2.7 |
2.5 |
4.4 |
1.6 |
2.3 |
0.0 |
4.6 |
5.4 |
7.5 |
4.0 |
2.7 |
4.6 |
0.0 |
1 |
2 |
3 |
4 |
5 |
6 |
0.0 |
2.4 |
3.3 |
3.3 |
2.5 |
5.4 |
2.4 |
0.0 |
5.5 |
5.6 |
4.4 |
7.5 |
3.3 |
5.5 |
0.0 |
1.4 |
1.6 |
4.0 |
3.3 |
5.6 |
1.4 |
0.0 |
2.3 |
2.7 |
2.5 |
4.4 |
1.6 |
2.3 |
0.0 |
4.6 |
5.4 |
7.5 |
4.0 |
2.7 |
4.6 |
0.0 |
1 |
2 |
3,4 |
5 |
6 |
0.0 |
2.4 |
3.3 |
2.5 |
5.4 |
2.4 |
0.0 |
5.5 |
4.4 |
7.5 |
3.3 |
5.5 |
0.0 |
1.6 |
2.7 |
2.5 |
4.4 |
1.6 |
0.0 |
4.6 |
5.4 |
7.5 |
2.7 |
4.6 |
0.0 |
1 |
2 |
3,4 |
5 |
6 |
0.0 |
2.4 |
3.3 |
2.5 |
5.4 |
2.4 |
0.0 |
5.6 |
4.4 |
7.5 |
3.3 |
5.6 |
0.0 |
2.3 |
2.7 |
2.5 |
4.4 |
2.3 |
0.0 |
4.6 |
5.4 |
7.5 |
4.0 |
4.6 |
0.0 |
1 |
2 |
3,4,5 |
6 |
0.0 |
2.4 |
2.5 |
5.4 |
2.4 |
0.0 |
4.4 |
7.5 |
2.5 |
4.4 |
0.0 |
2.7 |
5.4 |
7.5 |
2.7 |
0.0 |
1 |
2 |
3,4,5 |
6 |
0.0 |
2.4 |
3.3 |
5.4 |
2.4 |
0.0 |
5.6 |
7.5 |
3.3 |
5.6 |
0.0 |
4.6 |
5.4 |
7.5 |
4.6 |
0.0 |
1,2 |
3,4,5 |
6 |
0.0 |
2.5 |
5.4 |
2.5 |
0.0 |
2.7 |
5.4 |
2.7 |
0.0 |
1,2 |
3,4,5 |
6 |
0.0 |
5.6 |
7.5 |
5.6 |
0.0 |
4.6 |
7.5 |
4.6 |
0.0 |
1,2,3,4,5 |
6 |
0.0 |
2.7 |
2.7 |
0.0 |
1,2,6 |
3,4,5 |
0.0 |
7.5 |
7.5 |
0.0 |
(2)回答のとおり