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Fix Parametrizations tutorial #3461

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Fix Parametrizations tutorial #3461

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a1238f0
Fix Parametrizations tutorial
svekars Jul 14, 2025
76261dc
Update parametrizations.py
svekars Jul 14, 2025
95aaf0b
Update intermediate_source/parametrizations.py
svekars Jul 14, 2025
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2 changes: 2 additions & 0 deletions intermediate_source/parametrizations.py
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Original file line number Diff line number Diff line change
Expand Up @@ -307,6 +307,8 @@ def right_inverse(self, A):
# Assume A orthogonal
# See https://en.wikipedia.org/wiki/Cayley_transform#Matrix_map
# (A - I)(A + I)^{-1}
eps = 1e-6 # Add small regularization to avoid singularity
reg_term = eps * self.Id
return torch.linalg.solve(A + self.Id, self.Id - A)

layer_orthogonal = nn.Linear(3, 3)
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