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| author | Hunter Rew <hbrew@email.wm.edu> | 2014-04-23 22:44:37 -0400 |
|---|---|---|
| committer | Hunter Rew <hbrew@email.wm.edu> | 2014-04-23 22:44:37 -0400 |
| commit | ee48a590f2b518adc4d478f4c68c95fdfede8385 (patch) | |
| tree | 68cbb275247c952d9b14cd9447ba2637aad40041 /getPeak.m | |
| parent | addbb92ff06b21d2188eeefdb17692beb85e4b1c (diff) | |
| download | eit_filter_simulations-ee48a590f2b518adc4d478f4c68c95fdfede8385.tar.gz eit_filter_simulations-ee48a590f2b518adc4d478f4c68c95fdfede8385.zip | |
Diffstat (limited to 'getPeak.m')
| -rw-r--r-- | getPeak.m | 28 |
1 files changed, 18 insertions, 10 deletions
@@ -1,4 +1,4 @@ -function [fwhm, absorption_min] = getPeak(detunings, absorptions) +function [fwhm, absorption_min, contrast_left, contrast_right, features] = getPeak(detunings, absorptions) eit_data = [detunings, absorptions]; @@ -27,16 +27,24 @@ function [fwhm, absorption_min] = getPeak(detunings, absorptions) absorption_mid = (absorption_max + absorption_min) / 2; half_width_right = interp1(eit_data(right_range,2), eit_data(right_range,1), absorption_mid) - eit_data(peak_center(1),1); half_width_left = eit_data(peak_center(1),1) - interp1(eit_data(left_range,2), eit_data(left_range,1), absorption_mid); - fwhm = half_width_right + half_width_left; - + fwhm = half_width_right + half_width_left; + linewidth = [eit_data(peak_center(1),1)-half_width_left, absorption_mid; eit_data(peak_center(1),1)+half_width_right, absorption_mid]; + left_max = [detunings(left_max(1)), left_max(2)]; + right_max = [detunings(right_max(1)), right_max(2)]; + peak_center = [detunings(peak_center(1)), peak_center(2)]; + features = [left_max; peak_center; right_max; linewidth]; + contrast_left = (left_max(2) - peak_center(2))/left_max(2); + contrast_right = (right_max(2) - peak_center(2))/right_max(2); + %Plot extrema over existing plot - % plot(eit_data(:,1), eit_data(:,2)); - % hold all - % grid on - % plot(detuning_1(left_max(1)), left_max(2), 'r*') - % plot(detuning_1(right_max(1)), right_max(2), 'r*') - % plot(detuning_1(peak_center(1)), peak_center(2), 'g*') - + % features = figure('visible', 'off'); + % plot( + % eit_data(:,1), eit_data(:,2), + % detunings(left_max(1)), left_max(2), 'r*', + % detunings(right_max(1)), right_max(2), 'r*', + % detunings(peak_center(1)), peak_center(2), 'g*', + % linewidth(:,1), linewidth(:,2) + % ); end |