25 lines
700 B
Matlab
25 lines
700 B
Matlab
%%
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clear; close all; clc;
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%%
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% 1st column is frequency in Hz
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% Then PSD's in (um/s)^2/Hz) for the x,y,z axis respectively.
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%%
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data = table2array(readtable('id31_camac_floor_PSD_october2014.txt'));
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%%
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gm.freqs = data(:, 1);
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gm.psd_vx = 1e-12*data(:, 2); % [(um/s)^2/Hz] => [(m/s)^2/Hz]
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gm.psd_vy = 1e-12*data(:, 3); % [(um/s)^2/Hz] => [(m/s)^2/Hz]
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gm.psd_vz = 1e-12*data(:, 4); % [(um/s)^2/Hz] => [(m/s)^2/Hz]
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gm.psd_dx = gm.psd_vx./(2*pi*gm.freqs); % velocity to displacement [m^2/Hz]
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gm.psd_dy = gm.psd_vy./(2*pi*gm.freqs); % velocity to displacement [m^2/Hz]
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gm.psd_dz = gm.psd_vz./(2*pi*gm.freqs); % velocity to displacement [m^2/Hz]
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%%
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save('../../Matlab/data/signals/gm_esrf.mat', 'gm');
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