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Thresholds at p=0.05 for n=100 null d.f., and three-dimensional search regions of size 1000 cm3 with 10 mm smoothing.
| dimensions | SPM | |||
|---|---|---|---|---|
| method | D | E | C | t |
| one voxel–one voxel | 0 | 0 | 0.165 | 1.66 |
| one ‘seed’ voxel–volume | 0 | 3 | 0.448 | 4.99 |
| volume–volume (auto-correlation) | 3 | 3 | 0.609 | 7.64 |
| volume–volume (cross-correlation) | 3 | 3 | 0.617 | 7.81 |
