MODEL-ORDER REDUCTION OF SINGULARLY PERTURBED SYSTEMS BASED ON ARTIFICIAL NEURAL ESTIMATION AND LMI-BASED TRANSFORMATION Topics: Mechatronic Systems; Modeling, Simulation and Architectures; Neural Networks Based Control Systems; Optimization Algorithms In Proceedings of the 6th International Conference on Informatics in Control, Automation and Robotics - Volume 3: ICINCO, 173-180, 2009 , Milan, Italy