tensorly.tt_tensor
.tt_to_unfolded

tt_to_unfolded
(factors, mode)[source] Returns the unfolding matrix of a tensor given in TT (or TensorTrain) format
Reassembles a full tensor from ‘factors’ and returns its unfolding matrix with mode given by ‘mode’
Parameters:  factors: list of 3Darrays
TT factors
 mode: int
unfolding matrix to be computed along this mode
Returns:  2D array
 unfolding matrix at mode given by ‘mode’