"HDF",
"HDF5" — NCSA hierarchical data format (.hdf, .h5)
"CDF" — NASA common data format (.cdf)
"NetCDF" — Unidata scientific data format
"MTP" — Minitab portable format (.mtp)
"MAT" — Matlab/Octave data format (.mat)
"MTX" — MatrixMarket sparse matrix format (.mtx)
"HarwellBoeing" — Harwell-Boeing sparse matrix formats
"MPS" — MPS linear programming system format (.mps)
