We give an alternative method for computing the matrix argmin∥A - P∥F, where ∥ · ∥F is the Frobenius norm and P is taken from the set of square matrices simultaneously diagonalized by a given orthogonal trigonometric transform. Specific examples are given.
All Science Journal Classification (ASJC) codes
- Algebra and Number Theory
- Numerical Analysis
- Geometry and Topology
- Discrete Mathematics and Combinatorics