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Results tagged with linear-algebra
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user 51484
Questions about the properties of vector spaces and linear transformations, including linear systems in general.
1
vote
How to formally connect the log-Euclidean and Riemannian metrics for Symmetric Positive Defi...
It is not so simple a relationship. Linearization suggests that log-Euclidean metric should live on some sort of tangent space to the cone of SPD matrices, but both metrics live on the cone itself ins …
- 1,731
9
votes
1
answer
526
views
Peter–Weyl decomposition of a group representation rather than group algebra
Consider a finite or compact group $G$. The Peter–Weyl decomposition is usually formulated for the group algebra $\mathbb{C}[G]\simeq\bigoplus_i \operatorname{End}(V_i)$, where $V_i$ are the spaces of …
- 1,731