%0 Journal Article %A Aussal, Matthieu %A Moireau, Philippe %T Kernel representation of Kalman observer and associated $\mathcal{H}$-matrix based discretization %J ESAIM: Control, Optimisation and Calculus of Variations %D 2022 %V 28 %I EDP-Sciences %U https://www.numdam.org/articles/10.1051/cocv/2022071/ %R 10.1051/cocv/2022071 %G en %F COCV_2022__28_1_A78_0