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hist_dur_vs_size
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hist_dur_vs_size
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function density_for_avalanche_dur_vs_size(Aval, raster_file_name, avalanche_figure_path)
tic;
%% CALCULATE DENSITY FOR AVALANCHE DURATION VS SIZE (TILES WITH TOTAL NUM OF POINTS)
iii = 1;
section = 1;
figure(2);
for k = 1:5
avalanche_k_portion = Aval(:,iii+1:iii+2);
avalanche_k_portion = sortrows(avalanche_k_portion, 1);
data = avalanche_k_portion(:, 1:2);
optimal_duration_bins = max(data(:,1));
[optimal_size_bins, ~] = histcounts(data(:,2), 'BinMethod', 'fd');
[nbins, ~] = hist3(data, 'Nbins', [optimal_duration_bins length(optimal_size_bins)]);
normalized_pdf = (nbins ./ sum(nbins))';
% plot the actual data
subplot(2, 3, section)
colorMap = jet(256);
colormap(colorMap);
contourf(normalized_pdf(1:end, :));
hold on
colorbar
hold on
% reference lines with different slopes
logx2 = log10(1:optimal_duration_bins);
y_vals_for_2 = 10.^[polyval([2, 0],[logx2(1) logx2(end)])];
a = loglog([1 optimal_duration_bins], y_vals_for_2, '--', 'LineWidth', 1.5, 'Color', 'black');
hold on
uistack(a, 'top');
y_vals_for_1andhalf = 10.^[polyval([1.5, 0],[logx2(1) logx2(end)])];
b = loglog([1 optimal_duration_bins], y_vals_for_1andhalf, '--', 'LineWidth', 1.5, 'Color', 'red');
hold on
uistack(b, 'top');
y_vals_for_1 = 10.^[polyval([1, 0],[logx2(1) logx2(end)])];
c = loglog([1 optimal_duration_bins], y_vals_for_1, '--', 'LineWidth', 1.5, 'Color', 'green');
hold on
uistack(c, 'top');
y_vals_for_half = 10.^[polyval([0.5, 0],[logx2(1) logx2(end)])];
d = loglog([1 optimal_duration_bins], y_vals_for_half, '--', 'LineWidth', 1.5, 'Color', 'yellow');
hold on
uistack(d, 'top');
% modify axis scaling
set(gca,'XScale','log');
set(gca,'YScale','log');
ax.YScale = 'log';
ax.XScale = 'log';
axis square;
xlim([1 optimal_duration_bins]);
ylim([0 floor(0.5*length(optimal_size_bins))]);
% labels
title(strcat(['PDF for Size vs Duration (K = ', num2str(k), ')']));
xlabel('Avalanche Duration (n)');
ylabel('Avalanche Size Histogram Bin');
zlabel('PDF Per Bin');
lgd = legend('PDF Value Per Bin > 0', '\alpha = 2', '\alpha = 1.5', '\alpha = 1', '\alpha = 0.5', 'Location', 'southeast');
lgd.FontSize = 6;
iii = iii + 3;
section = section + 1;
end
% SAVE GENERATED SUBPLOT UNDER PROPER NAME AND IN CORRECT LOCATION
sgtitle(raster_file_name);
set(gcf,'WindowState','maximized');
save_file_name = strsplit(raster_file_name, '.');
save_file_name2 = strcat(string(char(save_file_name(1))), '_contour_plots');
saveas(gcf, fullfile(avalanche_figure_path, save_file_name2), 'epsc');
hold off
fprintf('\nDone Generating Contour Plots for Density Plot of Size vs Duration\n')
toc;