Background
Methods
Simulated data
fMRI data
Mean shift clustering
Data analysis
Comparisons
Results
True positive rate comparison
False positive rate comparison
ROC comparison of different kernel sizes
CCA vs CCA + MSC vs CCA + CA on real data
FWHM = 0 mm | FWHM = 4 mm | |||
---|---|---|---|---|
Volume | Z mean | Volume | Z mean | |
CCA | 0 | 0.0 | 0 | 0.0 |
CCA + CA | 18 | 3.1 | 134 | 3.1 |
CCA + MSC 0.05 | 127 | 2.4 | 311 | 2.6 |
CCA + MSC 0.10 | 64 | 2.5 | 109 | 3.1 |
CCA + MSC 0.15 | 6 | 3.0 | 1 | 4.0 |
CCA + MSC 0.20 | 0 | 0.0 | 0 | 0.0 |
FWHM = 0 mm | FWHM = 4 mm | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
CCA | CCA + CA | CCA + MSC | CCA | CCA + CA | CCA + MSC | |||||||
Subject | Volume | Z mean | Volume | Z mean | Volume | Z mean | Volume | Z mean | Volume | Z mean | Volume | Z mean |
1 | 45 | 7.5 | 163 | 5.3 | 212 | 6.4 | 128 | 7.4 | 200 | 6.1 | 200 | 6.4 |
2 | 20 | 6.1 | 114 | 4.0 | 169 | 3.6 | 18 | 6.8 | 106 | 3.7 | 181 | 3.8 |
3 | 15 | 5.8 | 106 | 3.9 | 136 | 3.5 | 18 | 5.8 | 181 | 3.6 | 258 | 3.2 |
4 | 0 | 0.0 | 58 | 3.3 | 98 | 2.9 | 0 | 0.0 | 23 | 3.4 | 135 | 2.9 |
5 | 102 | 6.4 | 251 | 4.9 | 265 | 4.9 | 182 | 6.4 | 390 | 5.1 | 395 | 5.1 |
6 | 78 | 6.6 | 159 | 5.2 | 165 | 5.1 | 137 | 6.7 | 285 | 5.2 | 301 | 5.1 |
7 | 30 | 6.4 | 135 | 4.8 | 146 | 4.7 | 51 | 6.4 | 192 | 4.8 | 243 | 5.0 |
8 | 0 | 0.0 | 41 | 3.6 | 60 | 3.2 | 6 | 5.3 | 64 | 3.6 | 88 | 3.1 |
9 | 31 | 6.3 | 66 | 5.0 | 70 | 4.9 | 60 | 6.3 | 181 | 4.6 | 180 | 4.5 |
10 | 239 | 8.4 | 292 | 7.7 | 299 | 7.6 | 402 | 9.0 | 424 | 8.7 | 423 | 8.7 |
Mean | 55.9 | 5.4 | 138.5 | 4.8 | 162.0 | 4.7 | 100.2 | 6.0 | 204.6 | 4.9 | 240.4 | 4.8 |
Standard deviation | 72.0 | 2.9 | 81.8 | 1.2 | 78 | 1.5 | 123.1 | 2.3 | 130.3 | 1.6 | 107.7 | 1.8 |