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path: root/calc_error.m
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function [quad, total, local] = calc_error(name, data, pred)

	quad_error = @(a, b) sqrt(sum(sum((a - b) .^ 2)));
	total_error = @(a, b) sum(sum(abs(a - b)));

	quad = quad_error(data, round(pred));
	total = total_error(data, round(pred));
	local = sum(abs(data - round(pred)));

	printf('%-11s quad: %d\t total: %d\n', name, quad, total);

	%plot((sum(abs(data - pred))), '-ob;unsorted;');
	%hold on;
	%plot(sort(sum(abs(data - pred))), '-or;sorted;');
	%hold off;
	%xlabel('products');
	%ylabel('total error');
end