Generalised Q-Sampling Imaging#
These notes are to help the user of the DIPY module understand Frank Yeh’s Generalised Q-Sampling Imaging (GQI) [reference?].
The starting point is the classical formulation of joint k-space and q-space imaging (Calaghan 8.3.1 p. 438) using the narrow pulse gradient spin echo (PGSE) sequence of Tanner and Stejskal:
Here