t3_svd#
T3-SVD: minimal-rank reduction / rank truncation of ragged t3 data.
t3svd (the production sweep), t3_rank_adjustment_sweep, and the dense reference
implementations (dense_tucker_svd/dense_ttsvd/dense_t3svd) used for verification.
Design + minimal-rank discussion: the docs/t3svd_* notes.
Functions#
|
Compute (truncated) T3-SVD of TuckerTensorTrain. |
|
A single lossless directional sweep that drops structurally-redundant ranks (re-SVD each Tucker |
|
Compute Tucker decomposition and matricization singular values for dense tensor. |
|
Compute tensor train (TT) decomposition and unfolding singular values for dense tensor. |
|
Compute TuckerTensorTrain and edge singular values for dense tensor. |