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analyze_data.m
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close all;
clear all;
% Earth-calibration data
load('parsed_data\komora_24h-6-4_radfet.mat');
% Data from orbit
load('parsed_data\wo_outliers\radfet1.mat');
load('parsed_data\wo_outliers\radfet2.mat');
load('parsed_data\wo_outliers\radfet3.mat');
load('parsed_data\wo_outliers\radfet4.mat');
load('parsed_data\wo_outliers\radfet5.mat');
load('parsed_data\wo_outliers\radfet6.mat');
load('parsed_data\wo_outliers\radfet7.mat');
load('parsed_data\wo_outliers\radfet8.mat');
load('parsed_data\selected\radfet9.mat');
load('parsed_data\wo_outliers\radfet10.mat');
load('parsed_data\wo_outliers\radfet11.mat');
load('parsed_data\selected\radfet12.mat');
load('parsed_data\wo_outliers\radfet13.mat');
load('parsed_data\selected\radfet14.mat');
load('parsed_data\wo_outliers\radfet15.mat');
load('parsed_data\wo_outliers\radfet16.mat');
load('parsed_data\wo_outliers\radfet17.mat');
load('parsed_data\wo_outliers\radfet18.mat');
load('parsed_data\wo_outliers\radfet19.mat');
load('parsed_data\wo_outliers\radfet20.mat');
load('parsed_data\wo_outliers\radfet21.mat');
load('parsed_data\wo_outliers\radfet22.mat');
load('parsed_data\wo_outliers\radfet23.mat');
load('parsed_data\selected\radfet24.mat');
load('parsed_data\wo_outliers\radfet25.mat');
load('parsed_data\wo_outliers\radfet26.mat');
load('parsed_data\selected\radfet27.mat');
load('parsed_data\wo_outliers\radfet28.mat');
load('parsed_data\wo_outliers\radfet29.mat');
load('parsed_data\wo_outliers\radfet30.mat');
load('parsed_data\wo_outliers\radfet31.mat');
load('parsed_data\wo_outliers\radfet32.mat');
load('parsed_data\wo_outliers\radfet33.mat');
load('parsed_data\wo_outliers\radfet34.mat');
load('parsed_data\wo_outliers\radfet35.mat');
load('parsed_data\wo_outliers\radfet36.mat');
load('parsed_data\wo_outliers\radfet37.mat');
load('parsed_data\wo_outliers\radfet38.mat');
load('parsed_data\wo_outliers\radfet39.mat');
load('parsed_data\wo_outliers\radfet40.mat');
load('parsed_data\wo_outliers\radfet41.mat');
load('parsed_data\wo_outliers\radfet42.mat');
load('parsed_data\wo_outliers\radfet43.mat');
load('parsed_data\wo_outliers\radfet44.mat');
load('parsed_data\wo_outliers\radfet45.mat');
load('parsed_data\wo_outliers\radfet46.mat');
load('parsed_data\wo_outliers\radfet47.mat');
load('parsed_data\wo_outliers\radfet48.mat');
load('parsed_data\wo_outliers\radfet49.mat');
load('parsed_data\wo_outliers\radfet50.mat');
load('parsed_data\wo_outliers\radfet51.mat');
load('parsed_data\wo_outliers\radfet52.mat');
load('parsed_data\wo_outliers\radfet53.mat');
load('parsed_data\wo_outliers\radfet54.mat');
load('parsed_data\wo_outliers\radfet55.mat');
load('parsed_data\wo_outliers\radfet56.mat');
load('parsed_data\wo_outliers\radfet57.mat');
load('parsed_data\wo_outliers\radfet58.mat');
load('parsed_data\wo_outliers\radfet59.mat');
load('parsed_data\wo_outliers\radfet60.mat');
load('parsed_data\wo_outliers\radfet61.mat');
all_data = {{komora24h64radfet, "2018-12-04 00:00:00"},...
{radfet1converted, "2018-12-11 09:03:00"},...
{radfet2converted, "2018-12-15 09:26:09"},...
{radfet3converted, "2018-12-17 09:37:43"},...
{radfet4converted, "2018-12-19 09:49:15"},...
{radfet5converted, "2018-12-20 20:49:42"},...
{radfet6converted, "2018-12-23 10:12:17"},...
{radfet7converted, "2018-12-24 19:38:54"},...
{radfet8converted, "2019-02-21 10:40:03"},...
{radfet9converted, "2019-03-02 11:20:32"},...
{radfet10converted, "2019-04-06 09:52:24"},...
{radfet11converted, "2019-04-20 10:36:13"},...
{radfet12converted, "2019-05-04 22:08:01"},...
{radfet13converted, "2019-05-18 10:13:01"},...
{radfet14converted, "2019-06-01 12:14:26"},...
{radfet15converted, "2019-06-15 12:36:10"},...
{radfet16converted, "2019-06-29 12:53:16"},...
{radfet17converted, "2019-07-13 20:50:00"},...
{radfet18converted, "2019-07-27 20:58:59"},...
{radfet19converted, "2019-08-10 10:11:24"},...
{radfet20converted, "2019-08-24 10:12:38"},...
{radfet21converted, "2019-09-07 11:45:29"},...
{radfet22converted, "2019-09-20 20:55:47"},...
{radfet23converted, "2019-10-05 11:24:33"},...
{radfet24converted, "2019-10-26 21:43:58"},...
{radfet25converted, "2019-11-08 21:48:57"},...
{radfet26converted, "2019-11-22 21:12:37"},...
{radfet27converted, "2019-12-06 20:28:20"},...
{radfet28converted, "2019-12-21 13:34:32"},...
{radfet29converted, "2020-01-04 20:12:10"},...
{radfet30converted, "2020-01-18 11:27:14"},...
{radfet31converted, "2020-01-31 21:12:30"},...
{radfet32converted, "2020-02-15 12:11:36"},...
{radfet33converted, "2020-02-29 21:38:46"},...
{radfet34converted, "2020-03-13 21:49:15"},...
{radfet35converted, "2020-03-28 20:17:26"},...
{radfet36converted, "2020-04-11 11:40:23"},...
{radfet37converted, "2020-04-25 12:53:05"},...
{radfet38converted, "2020-05-16 11:16:50"},...
{radfet39converted, "2020-05-30 10:36:00"},...
{radfet40converted, "2020-06-13 11:18:30"},...
{radfet41converted, "2020-06-27 13:27:54"},...
{radfet42converted, "2020-07-11 12:21:55"},...
{radfet43converted, "2020-07-25 12:42:15"},...
{radfet44converted, "2020-08-08 11:21:07"},...
{radfet45converted, "2020-08-22 11:23:40"},...
{radfet46converted, "2020-09-05 11:18:06"},...
{radfet47converted, "2020-09-19 23:17:51"},...
{radfet48converted, "2020-10-04 22:31:23"},...
{radfet49converted, "2020-11-07 11:34:14"},...
{radfet50converted, "2020-11-14 23:01:56"},...
{radfet51converted, "2020-11-21 11:22:57"},...
{radfet52converted, "2020-11-28 20:58:30"},...
{radfet53converted, "2020-12-12 10:27:09"},...
{radfet54converted, "2020-12-19 22:22:51"},...
{radfet55converted, "2020-12-26 12:50:11"},...
{radfet56converted, "2021-01-16 09:46:58"},...
{radfet57converted, "2021-01-23 22:46:58"},...
{radfet58converted, "2021-02-02 23:45:18"},...
{radfet59converted, "2021-02-06 13:05:11"},...
{radfet60converted, "2021-02-16 23:39:13"},...
{radfet61converted, "2021-02-20 12:04:01"},...
};
polynomials = struct('vth0', [-3.29685E-4, 0.48969, 1872.79214],...
'vth1', [-3.24006E-4, 0.4812, 1868.10494],...
'vth2', [-3.30617E-4, 0.49363, 1873.65098]);
parse_date_string = @(x) datetime(x, 'InputFormat','yyyy-MM-dd HH:mm:ss');
radfet_vdiode = @(x) x/2*2500.0/(2^24);
radfet_vth = @(x) x*2500.0/(2^24);
to_dose = @(x) x/5*1000;
outfilename = websave('altitude.json', 'https://sail.pw-sat.pl/altitude.json');
altitude_json = fileread(outfilename);
altitude = jsondecode(altitude_json);
for i = 1:numel(altitude.data.meanAltitude_km_)
altitude.data.meanAltitude_km_(i).datetime = datetime(altitude.data.meanAltitude_km_(i).timestamp,'ConvertFrom','epochtime','TicksPerSecond',1,'Format','dd-MMM-yyyy HH:mm:ss');
end
altitude_altitude = [altitude.data.meanAltitude_km_.value];
altitude_timedelta = days([altitude.data.meanAltitude_km_.datetime] - parse_date_string(all_data{1}{2}));
experiment_time = duration();
experiment_days = [];
altitute_exp_days = [];
for i = 1:numel(all_data)
experiment_dates{i} = parse_date_string(all_data{i}{2});
end
for i = 2:numel(all_data)
timedelta = parse_date_string(all_data{i}{2}) - parse_date_string(all_data{1}{2});
experiment_time(i) = timedelta;
experiment_days(i) = days(timedelta);
legend_items{i} = strcat(num2str(days(timedelta)), " days");
[v, dayindex] = min(abs(altitude_timedelta-experiment_days(i)));
altitute_exp_days(i) = altitude.data.meanAltitude_km_(dayindex).value;
end
% all data but the first - on ground
all_data_from_space = all_data(2:end);
%%%%%%%%%%%%%%%%%
% Vdiode vs. Vth0
%%%%%%%%%%%%%%%%%
f = figure;
plot(radfet_vdiode(komora24h64radfet.Temperature(30:end)), radfet_vth(komora24h64radfet.Vth0(30:end)));
hold on;
for i = 1:numel(all_data_from_space)
data = all_data_from_space{i}{1};
plot(data.Vdiode, data.Vth0);
end
%legend(legend_items, 'Location', 'Best');
xlabel('Vdiode [mV]');
ylabel('Vth [mV]');
title('Vth0 vs. Vdiode');
grid on;
saveas(f, 'outputs/Vth0 vs Vdiode.png');
%%%%%%%%%%%%%%%%%
% Vdiode vs. Vth1
%%%%%%%%%%%%%%%%%
f = figure;
plot(radfet_vdiode(komora24h64radfet.Temperature(30:end)), radfet_vth(komora24h64radfet.Vth1(30:end)));
hold on;
for i = 1:numel(all_data_from_space)
data = all_data_from_space{i}{1};
plot(data.Vdiode, data.Vth1);
end
%legend(legend_items, 'Location', 'Best');
xlabel('Vdiode [mV]');
ylabel('Vth [mV]');
title('Vth1 vs. Vdiode');
grid on;
saveas(f, 'outputs/Vth1 vs Vdiode.png');
%%%%%%%%%%%%%%%%%
% Vdiode vs. Vth2
%%%%%%%%%%%%%%%%%
f = figure;
plot(radfet_vdiode(komora24h64radfet.Temperature(30:end)), radfet_vth(komora24h64radfet.Vth2(30:end)));
hold on;
for i = 1:numel(all_data_from_space)
data = all_data_from_space{i}{1};
plot(data.Vdiode, data.Vth2 );
end
%legend(legend_items, 'Location', 'Best');
xlabel('Vdiode [mV]');
ylabel('Vth [mV]');
title('Vth2 vs. Vdiode');
grid on;
saveas(f, 'outputs/Vth2 vs Vdiode.png');
%%%%%%%%%%%%%%%%%
% Compute results
%%%%%%%%%%%%%%%%%
f = figure;
res_vth0 = radfet_vth(komora24h64radfet.Vth0(30:end)) - polyval(polynomials.vth0, radfet_vdiode(komora24h64radfet.Temperature(30:end)));
mean_vth0 = mean(res_vth0);
std_vth0 = std(res_vth0);
plot(res_vth0);
hold on;
res_dose_vth0 = to_dose(res_vth0);
mean_dose_vth0 = mean(res_dose_vth0);
std_dose_vth0 = std(res_dose_vth0);
for i = 1:numel(all_data_from_space)
res_vth0 = all_data_from_space{i}{1}.Vth0 - polyval(polynomials.vth0, all_data_from_space{i}{1}.Vdiode);
mean_vth0(i+1) = mean(res_vth0);
std_vth0(i+1) = std(res_vth0);
plot(res_vth0);
res_dose_vth0 = to_dose(res_vth0);
mean_dose_vth0(i+1) = mean(res_dose_vth0);
std_dose_vth0(i+1) = std(res_dose_vth0);
end
xlabel('Sample no.');
ylabel('Vth0 (mV)');
grid on;
title('Vth0 vs. sample - temperature compensated');
saveas(f, 'outputs/Vth0 vs. sample - temperature compensated.png');
%%%%%%%%%%%%%%%%%%%%%
f = figure;
res_vth1 = radfet_vth(komora24h64radfet.Vth1(30:end)) - polyval(polynomials.vth1, radfet_vdiode(komora24h64radfet.Temperature(30:end)));
mean_vth1 = mean(res_vth1);
std_vth1 = std(res_vth1);
plot(res_vth1);
hold on;
res_dose_vth1 = to_dose(res_vth1);
mean_dose_vth1 = mean(res_dose_vth1);
std_dose_vth1 = std(res_dose_vth1);
for i = 1:numel(all_data_from_space)
res_vth1 = all_data_from_space{i}{1}.Vth1 - polyval(polynomials.vth1, all_data_from_space{i}{1}.Vdiode);
mean_vth1(i+1) = mean(res_vth1);
std_vth1(i+1) = std(res_vth1);
plot(res_vth1);
res_dose_vth1 = to_dose(res_vth1);
mean_dose_vth1(i+1) = mean(res_dose_vth1);
std_dose_vth1(i+1) = std(res_dose_vth1);
end
xlabel('Sample no.');
ylabel('Vth1 (mV)');
grid on;
title('Vth1 vs. sample - temperature compensated');
saveas(f, 'outputs/Vth1 vs. sample - temperature compensated.png');
%%%%%%%%%%%%%%%%%
f = figure;
res_vth2 = radfet_vth(komora24h64radfet.Vth2(30:end)) - polyval(polynomials.vth2, radfet_vdiode(komora24h64radfet.Temperature(30:end)));
mean_vth2 = mean(res_vth2);
std_vth2 = std(res_vth2);
plot(res_vth2);
hold on;
res_dose_vth2 = to_dose(res_vth2);
mean_dose_vth2 = mean(res_dose_vth2);
std_dose_vth2 = std(res_dose_vth2);
for i = 1:numel(all_data_from_space)
res_vth2 = all_data_from_space{i}{1}.Vth2 - polyval(polynomials.vth2, all_data_from_space{i}{1}.Vdiode);
mean_vth2(i+1) = mean(res_vth2);
std_vth2(i+1) = std(res_vth2);
plot(res_vth2);
res_dose_vth2 = to_dose(res_vth2);
mean_dose_vth2(i+1) = mean(res_dose_vth2);
std_dose_vth2(i+1) = std(res_dose_vth2);
end
xlabel('Sample no.');
ylabel('Vth1 (mV)');
grid on;
title('Vth2 vs. sample - temperature compensated');
saveas(f, 'outputs/Vth2 vs. sample - temperature compensated.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_dose_vth0, 3*std_dose_vth0, 'o');
lf_vth0 = fit(experiment_days', mean_dose_vth0', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth0, 'b--');
xlabel('Days in orbit');
ylabel('Vth0 dose [mGy]');
legend("Vth0 Measurement", "Vth0 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth0 dose vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. altitude
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
dvth_dt = @(t, p) 3*p.p1*t.^2 + 2*p.p2*t + p.p3;
f = figure;
plot(altitude_altitude, dvth_dt(altitude_timedelta, lf_vth0), '.-');
hold on;
vth0_diff = diff(mean_dose_vth0)./diff(experiment_days);
% plot(altitute_exp_days(2:end), vth0_diff, '.-');
grid on;
xlabel('Altitude [km]');
ylabel('Vth0 dose rate [mGy/day]');
legend("Vth0 dose rate vs. altitude", 'Location', 'Best');
grid on;
saveas(f, 'outputs/dose rate Vth0 vs altitude.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_dose_vth1, 3*std_dose_vth1, 'o');
lf_vth1 = fit(experiment_days', mean_dose_vth1', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth1, 'b--');
xlabel('Days in orbit');
ylabel('Vth1 dose [mGy]');
legend("Vth1 Measurement", "Vth1 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth1 dose vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_dose_vth2, 3*std_dose_vth2, 'o');
lf_vth2 = fit(experiment_days', mean_dose_vth2', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth2, 'b--');
xlabel('Days in orbit');
ylabel('Vth2 dose [mGy]');
legend("Vth2 Measurement", "Vth2 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth2 dose vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_dose_vth0, 3*std_dose_vth0, '.');
hold on;
plot(lf_vth0, 'b--');
errorbar(experiment_days, mean_dose_vth1, 3*std_dose_vth1, '.');
plot(lf_vth1, 'r--');
errorbar(experiment_days, mean_dose_vth2, 3*std_dose_vth2, 'm.');
plot(lf_vth2, 'm--');
xlabel('Days in orbit');
ylabel('Dose [mGy]');
legend("Vth0 Measurement", "Vth0 poly3 fit", "Vth2 Measurement", "Vth1 poly3 fit", "Vth1 Measurement", "Vth2 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/All doses vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_vth0, 3*std_vth0, 'o');
lf_vth0 = fit(experiment_days', mean_vth0', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth0, 'b--');
xlabel('Days in orbit');
ylabel('Vth0 change [mV]');
legend("Vth0 Measurement", "Vth0 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth0 vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_vth1, 3*std_vth1, 'o');
lf_vth1 = fit(experiment_days', mean_vth1', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth1, 'b--');
xlabel('Days in orbit');
ylabel('Vth1 change [mV]');
legend("Vth1 Measurement", "Vth1 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth1 vs. time in orbit.png');
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% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_vth2, 3*std_vth2, 'o');
lf_vth2 = fit(experiment_days', mean_vth2', 'poly3', 'Lower', [-Inf 0], 'Upper', [Inf 0]);
hold on;
plot(lf_vth2, 'b--');
xlabel('Days in orbit');
ylabel('Vth2 change [mV]');
legend("Vth2 Measurement", "Vth2 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/Vth2 vs. time in orbit.png');
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Vth change vs. days in orbit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
f = figure;
errorbar(experiment_days, mean_vth0, 3*std_vth0, '.');
hold on;
plot(lf_vth0, 'b--');
errorbar(experiment_days, mean_vth1, 3*std_vth1, '.');
plot(lf_vth1, 'r--');
errorbar(experiment_days, mean_vth2, 3*std_vth2, 'm.');
plot(lf_vth2, 'm--');
xlabel('Days in orbit');
ylabel('Vth change [mV]');
legend("Vth0 Measurement", "Vth0 poly3 fit", "Vth2 Measurement", "Vth1 poly3 fit", "Vth1 Measurement", "Vth2 poly3 fit", 'Location', 'Best');
grid on;
saveas(f, 'outputs/All Vth changes vs. time in orbit.png');
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