Subramanian, AnanthSayed, Ali H.2017-12-192017-12-192017-12-19200310.1016/S1474-6670(17)34893-0https://infoscience.epfl.ch/handle/20.500.14299/143201This paper addresses the issue of robust filtering for time varying uncertain discrete time systems. The proposed robust filters are based on a regularized least-squares formulation and guarantee minimum state error variances. Simulation results indicate their superior performance Over other robust filter designs.text::conference output::conference proceedings::conference paper