The Multi-Dimensional Decomposition with Constraints

Ilgis Ibragimov, Elena Ibragimova

We search for the best fit in Frobenius norm of $A\in {\mathbb{C}}^{m\times n}$ by a matrix product $B{C}^{\ast }$, where $B\in {\mathbb{C}}^{m\times r}$ and $C \in {\mathbb C}^{n \time…