Realization Theorems for Stationary Multiscale Systems
We construct coisometric and quasi-coisometric realizations for transfer operators of multiscale causal stationary dissipative systems.
D. Alpay, H. Attia and D. Volok, Realization theorems for stationary multiscale systems. Linear Algebra and its Applications, vol. 412 (2006), pp.326-347.