prediction.tex

% For DOI: 10.6084/m9.figshare.21981578

\documentclass[border = 3mm]{standalone}

\usepackage{tikz}
\usepackage{pgfplots} % For plotting curves

\begin{document}

\begin{tikzpicture}[font = \sffamily] % Sans serif
	\begin{axis}[
		ticks = none,
		xtick distance = 1,
		ytick distance = 1,
		axis equal image = true,
		grid = none,
		xlabel = {Time},
		ylabel = {Cases},
		axis lines = middle,
		xmin = 0, xmax = 8, ymin = 0, ymax = 4,
		axis x line = center,
		axis y line = left,
		legend style = {draw = none, % No border
			nodes = {scale = 0.7, transform shape}}, % Re-scale to be smaller
		clip = false % Allow text outside of plot for annotations below time axis
		]
		\addplot[thick, smooth, color = blue, forget plot] plot coordinates
		{
			(0, 1)
			(0.5, 3)
			(4, 1.9)
		};
		\addplot[thick, smooth, color = blue, forget plot] plot coordinates
		{
			(0, 1)
			(1.2, 0.6)
			(2.7, 1.2)
			(4, 0.3)
		};
		\addplot[thick, smooth, color = black] plot coordinates
		{
			(0, 1)
			(2.5, 2)
			(4, 0.7)
		};
		\addlegendentry{Truth}
		\addplot[thick, smooth, color = blue] plot coordinates
		{
			(4, 0.7)
			(5, 1)
			(5.5, 2.8)
			(6.5, 2)
			(7.5, 3)
		};
		\addlegendentry{Prediction}
		\addplot[thick, smooth, color = blue, forget plot] plot coordinates
		{
			(4, 0.7)
			(4.5, 0.3)
			(5.3, 0.6)
			(6, 0.8)
			(7, 1)
			(7.5, 1.7)
		};
		\addplot[mark=none, dashed, forget plot] coordinates {(4,0) (4,4)};
		\node at (axis cs:4.6, 3.7) {Now};
		\node at (axis cs:2, -0.5) {Projection};
		\node at (axis cs:6, -0.5) {Forecast};
	\end{axis}
\end{tikzpicture}

\end{document}