t3toolbox.backend.tucker_tensor_train.ragged_orthogonalization#
Functions#
Left orthogonalize T3. |
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Left orthogonalize T3. |
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Outer orthogonalize TT cores, pushing remainders downward onto tucker cores below. |
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Orthogonalize Tucker cores upwards, pushing remainders onto TT cores above. |
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Compute SVD of ith tucker backend and contract non-orthogonal factor up into the TT-backend above. |
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Compute SVD of ith TT-backend left unfolding and contract non-orthogonal factor into the TT-backend to the right. |
Compute SVD of ith TT-backend right unfolding and contract non-orthogonal factor into the TT-backend to the left. |