From: Clustering gene-expression data with repeated measurements
(a) Cluster accuracy* | ||||||
---|---|---|---|---|---|---|
Algorithm | Similarity measure/model | Average | SD-weighted | CV-weighted | FITSS | IMM |
Average linkage | Elliptical | NA | NA | NA | NA | 0.911 (0.122) |
Complete linkage | Elliptical | NA | NA | NA | NA | 0.910 (0.123) |
k-means | Distance | 0.326 (0.136) | 0.801 (0.037) | 0.666 (0.098) | NA | NA |
Complete linkage | Distance | 0.498 (0.113) | 0.798 (0.144) | 0.660 (0.098) | 0.014 (0.030) | NA |
Centroid linkage | Distance | 0.000 (0.000) | 0.762 (0.113) | 0.315 (0.156) | 0.000 (0.000) | NA |
Average linkage | Distance | 0.000 (0.000) | 0.713 (0.217) | 0.256 (0.071) | 0.000 (0.000) | NA |
MCLUST-HC | NA | 0.608 (0.173) | NA | NA | 0.480 (0.052) | NA |
Average linkage | Spherical | NA | NA | NA | NA | 0.589 (0.212) |
Complete linkage | Spherical | NA | NA | NA | NA | 0.559 (0.358) |
k-means | Correlation | 0.556 (0.121) | 0.499 (0.130) | 0.394 (0.194) | NA | NA |
Average linkage | Correlation | 0.389 (0.151) | 0.519 (0.159) | 0.378 (0.081) | 0.291 (0.130) | NA |
Complete linkage | Correlation | 0.450 (0.122) | 0.518 (0.159) | 0.484 (0.156) | 0.341 (0.112) | NA |
Centroid linkage | Correlation | 0.358 (0.097) | 0.261 (0.101) | 0.215 (0.096) | 0.358 (0.097) | NA |
(b) Cluster stability | ||||||
Algorithm | Similarity measure/model | Average | SD-weighted | CV-weighted | FITSS | IMM |
Average linkage | Elliptical | NA | NA | NA | NA | 0.948 (0.099) |
Average linkage | Distance | 0.208 (0.075) | 0.932 (0.049) | 0.812 (0.138) | 0.381 (0.103) | NA |
Centroid linkage | Distance | 0.211 (0.087) | 0.920 (0.097) | 0.779 (0.169) | 0.211 (0.087) | NA |
Complete linkage | Elliptical | NA | NA | NA | NA | 0.912 (0.113) |
k-means | Distance | 0.508 (0.153) | 0.882 (0.165) | 0.686 (0.147) | NA | NA |
Average linkage Correlation | Correlation | 0.721 (0.060) | 0.782 (0.083) | 0.692 (0.103) | 0.855 (0.015) | NA |
Complete linkage | Distance | 0.429 (0.105) | 0.803 (0.159) | 0.582 (0.083) | 0.126 (0.025) | NA |
Centroid linkage | Correlation | 0.731 (0.130) | 0.497 (0.109) | 0.430 (0.099) | 0.731 (0.130) | NA |
k-means | Correlation | 0.719 (0.070) | 0.515 (0.046) | 0.382 (0.132) | NA | NA |
Average linkage | Spherical | NA | NA | NA | NA | 0.674 (0.094) |
MCLUST-HC | NA | 0.584 (0.093) | NA | NA | 0.527 (0.026) | NA |
Complete linkage | Correlation | 0.580 (0.044) | 0.497 (0.094) | 0.493 (0.057) | 0.353 (0.046) | NA |
Complete linkage | Spherical | NA | NA | NA | NA | 0.472 (0.288) |