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Abstract #1689

Spectral Decomposition of a 4-Rank Tensor and Applications to Generalised Diffusion Tensor Imaging

Marta Morgado Correia1,2, Guy B. Williams2

1MRC Cognition and Brain Sciences Unit, Cambridge, Cambridgeshire, United Kingdom; 2Wolfson Brain Imaging Centre, Cambridge, Cambridgeshire, United Kingdom

In this work we show how spectral decomposition of a 4-rank generalised diffusion tensor can be used to characterise brain structure, including the definition of two metrics of anisotropy that do not depend on the arbitrary choice of a normalising function and its parameters.