Signal space projection method as described in: Tsai SY, Lin YR, Lin HY, Lin FH. Reduction of lipid contamination in MR spectroscopy imaging using signal space projection. Magn Reson Med 2019 Mar;81(3):1486-1498.
ssp(mrs_data, comps = 5, xlim = c(1.5, 0.8))| mrs_data | MRS data object. |
|---|---|
| comps | the number of spatial components to use. |
| xlim | spectral range (in ppm) covering the lipid signals. |
lipid suppressed mrs_data object.