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Hi Jay, There is no need for normalisation. All the statistics that are produced (both univariate and multivariate) are independent of the input scale units. All the best, Anderson On 14 July 2015 at 14:19, SUBSCRIBE FSL Jay <[log in to unmask]> wrote: > Hello Anderson, > > Thank you very much for your guidance and co-operation. There is one very > basic question that i wanted to know about MV analyses in PALM. > > How are the input datasets from multiple modalities normalised? Each of > the modalities might have different units. Are they converted into no_units > (by subtracting group mean and dividing by SD) before they are further > analysed? > > Best Wishes > Jay >