diff --git a/matlab/mat/frf_data_exc_strut_1_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_1_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_1_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_1_enc_plates_noise_mass_3b.mat
diff --git a/matlab/mat/frf_data_exc_strut_2_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_2_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_2_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_2_enc_plates_noise_mass_3b.mat
diff --git a/matlab/mat/frf_data_exc_strut_3_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_3_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_3_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_3_enc_plates_noise_mass_3b.mat
diff --git a/matlab/mat/frf_data_exc_strut_4_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_4_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_4_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_4_enc_plates_noise_mass_3b.mat
diff --git a/matlab/mat/frf_data_exc_strut_5_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_5_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_5_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_5_enc_plates_noise_mass_3b.mat
diff --git a/matlab/mat/frf_data_exc_strut_6_enc_plates_noise_mass_3.mat b/matlab/mat/frf_data_exc_strut_6_enc_plates_noise_mass_3b.mat
similarity index 100%
rename from matlab/mat/frf_data_exc_strut_6_enc_plates_noise_mass_3.mat
rename to matlab/mat/frf_data_exc_strut_6_enc_plates_noise_mass_3b.mat