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run_and_plot_sensitivity.m
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run_and_plot_sensitivity.m
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%%
wl_left = [759, 686.5]; % just left, used in new method
wl_right = [768, 695.0]; % just right, used in new method
stoptol = 1E-4;
opt = optimset('MaxIter',30,'TolFun',stoptol);
clear input
figure(10), clf
%J = 494;
J = 400;
Day = 4;
for O2band = 1:1
switch O2band
case 1
data = Out(Day).O2A(J);
case 2
data = Out(Day).O2B(J);
end
wl = data.wl;
E = data.E;
piL = data.piL;
piLr = data.piLr;
normE = data.normE;
normpiL = data.normpiL;
ar = Out(Day).a(J);
index2 = find(wl>wl_left(O2band) & wl<wl_right(O2band));
switch O2band
case 1
input.flwf = 0.66+0.34*(length(index2):-1:1)'/length(index2);
input.atcor = 1;
input.logxlim = -.7;
case 2
input.flwf = 1;
input.atcor = 1;
input.logxlim = -.3;
% input.a = ar2;
end
% normE = interp1([wl(index2(1)),wl(index2(end))],[E(index2(1)),E(index2(end))],wl(index2));
% normpiL = interp1([wl(index2(1)),wl(index2(end))],[piL(index2(1)),piL(index2(end))],wl(index2));
% normalize the band depth by the interpolated values
input.logx = log(E(index2)./normE);%+ logtaua;
input.y = piL(index2)./normpiL;%*taua;
input.normpiL = normpiL;
%input.aprior = aprior;
input.aprior = Out(Day).a(J-1);
input.priorweight = 0;
input.cos_sza = Out(Day).cos_sza(J);
input.cos_vza = cos_vza;
input.SRC = SRC;
Fj = (0:.01:1)' *1E-3;
am = (1:.001:1.04)';
RMSE = Fj*NaN;
[Nb,a] = deal(length(Fj));
Na = length(am);
for k = 1:Nb
[Er,a(k)] = cost4F(Fj(k),input);
RMSE(k) = sqrt((Er'*Er)/length(Er));
end
input.atcor = 0;
RMSEi = zeros(Nb,Na);
for k = 1:Nb
for m = 1:Na
input.a = am(m);
[Er] = cost4F(Fj(k),input);
RMSEi(k,m) = sqrt((Er'*Er)/length(Er));
end
end
f = @(Fi)cost4F(Fi,input);
[Fr,RESNORM,RESIDUAL,EXITFLAG] = lsqnonlin(f,0,-.1,.1,opt); %#ok<ASGLU> % F normalized by the radiance outside the band
[Erm,ar2,piLr] = cost4F(Fr,input);
%subplot(2,3,O2band*3-2)
subplot(312)
plot(Fj*1E3,RMSE,'k')
xlabel('F_{760} (Wm^{-2}\mum{-1}sr^{-1})')
ylabel('RMSE')
%subplot(2,3,O2band*3-1)
subplot(313)
plot(Fj*1E3,a,'k')
hold on
[~,I] = min(abs(Fj-(data.F-0.2E-3)));
[~,J] = min(abs(Fj-(data.F+0.2E-3)));
[~,K] = min(abs(Fj-(data.F)));
plot([data.F*1E3-0.2,data.F*1E3-0.2],[1,a(I)],'k--')
plot([0,data.F*1E3-0.2],[a(I),a(I)],'k--')
plot([data.F*1E3+0.2,data.F*1E3+0.2],[1,a(J)],'k--')
plot([0,data.F*1E3+0.2],[a(J),a(J)],'k--')
plot([data.F*1E3,data.F*1E3],[1,a(K)],'r--')
plot([0,data.F*1E3],[a(K),a(K)],'r--')
xlabel('F_{760} (Wm^{-2}\mum{-1}sr^{-1})')
ylabel('a')
% %subplot(2,3,O2band*3)
% subplot(224)
% plot(log(E./normE), log(piL./normpiL), 'kx','MarkerSize',3)
% hold on
% plot([-2.5 0],[-2.5 0], 'k--')
% % if O2band ==1
% plot(log(E./normE), log(piLr), 'r*', 'MarkerSize',3)
% plot([-2.5 0],ar2*[-2.5 0],'r')
% if O2band ==2, set(gca,'xlim', [-1 0],'ylim', [-1 0]),
% else
% set(gca,'xlim', [-3 0],'ylim', [-3 0]),
% end
% xlabel('log E(\lambda)/log(E_0)')
% ylabel('log \piL(\lambda)/log(rE_0)')
subplot(311)
f = contourf(Fj*1E3*ones(1,Na),ones(Nb,1)*am',RMSEi,'LineColor', 'none','LevelList',-6:0.001: 0.035);
hold on
plot(Fj*1E3,a','k')
hold on
%plot([Fr*1E3+.2 Fr*1E3+.2],[1 ar],'k')
xlabel('F_{760} (Wm^{-2}\mum{-1}sr^{-1})')
ylabel('a')
colorbar
end
%%