%0 Electronic Article %A A. Ordys %+ Ind. Control Centre, Univ. of Strathclyde, Glasgow %A M. Grimble %+ Ind. Control Centre, Univ. of Strathclyde, Glasgow %A D. Uduehi %+ Ind. Control Centre, Univ. of Strathclyde, Glasgow %A P. Majecki %+ Ind. Control Centre, Univ. of Strathclyde, Glasgow %K stochastic system %K restricted structure control loop %K benchmarking %K transfer functions %K linear quadratic Gaussian control %K PID controllers %K control loop performance assessment %K optimal control %K MIMO systems %K state space %K generalized predictive control %X The problem of restricted-structure benchmarking for multi-input, multi-output (MIMO) systems controlled by multi-loop PID controllers is formulated in state space. The particular criterion shown in this paper is that for a linear quadratic generalised predictive controller, which combines the properties of linear quadratic Gaussian with those of generalized predictive control. (5 pages) %T Restricted structure control loop performance assessment and benchmarking %B IET Conference Proceedings %D January 2002 %P 8-8 %I Institution of Engineering and Technology %U https://digital-library.theiet.org/;jsessionid=1aee3rt8bf509.x-iet-live-01content/conferences/10.1049/ic_20020225 %G EN