It provides permutation-based true discovery guarantees, using sum-based global statistics (sum of t-scores, p-value combinations, etc.). As a main feature, it produces simultaneous lower confidence bounds for the number of active voxels in different clusters for fMRI cluster analysis.
Goeman, J. J., and Solari, A. (2011). Multiple testing for exploratory research. Statistical Science 26 (4) 584-597.
Vesely, A., Finos, L., and Goeman, J. J. (2020). Permutation-based true discovery guarantee by sum tests. Pre-print arXiv:2102.11759.
True discovery guarantee: sumStats, sumPvals
Permutation statistics for brain imaging: brainScores, brainPvals
True discovery guarantee for cluster analysis: clusterAnalysis