SPOD() is a Matlab implementation of the frequency domain form of proper orthogonal decomposition (POD, also known as principle component analysis or Karhunen-Loève decomposition) called spectral ...

Algebraic multiscale solver for flow in heterogeneous porous media by Yixuan Wang and Tchelepi.pdf An Improved Non-Traditional Finite Element Formulation for Solving the Elliptic Interface Problems by ...