Zero-fill MRS data in the time domain.
zf(x, factor = 2, offset = 0)
# S3 method for list
zf(x, factor = 2, offset = 0)
# S3 method for mrs_data
zf(x, factor = 2, offset = 0)
# S3 method for basis_set
zf(x, factor = 2, offset = 0)input mrs_data or basis_set object.
zero-filling factor, factor of 2 returns a dataset with twice the original data points.
number of points from the end of the FID to insert the zero values.
zero-filled data.