9 类间相似性度量对结果的影响 Single-Link Single-Link Method ab C d Euclidean Distance (1) (2) (3) b d b d d d a 2 6 5 6 a,bi 3) a,b,c 4 3 b 4 c 4 c Distance Matrix Complete-Link Method Complete-Link Euclidean Distance ab ca (1) (2) (3) b d b d C d c.d 3 5 654 a 53 65 a,b 56 a,b6 4 4 c y Distance Matrix9 类间相似性度量对结果的影响