header: MATLAB 5.0 MAT-file, Platform: MACI64, Created on: Wed Apr  4 12:33:43 2012
variable t_IHR: class double, size 1x37986
variable IHR: class double, size 37986x2
variable IHR_amp: class double, size 37986x1
variable IHR_phase: class double, size 37986x1