@article {2022, title = {Kernel-based active subspaces with application to computational fluid dynamics parametric problems using discontinuous Galerkin method}, journal = {International Journal for Numerical Methods in Engineering}, volume = {123}, year = {2022}, pages = {6000-6027}, doi = {10.1002/nme.7099}, author = {Francesco Romor and Marco Tezzele and Andrea Lario and Gianluigi Rozza} }