MathematicalEngineeringDeepLearning/tikz/figure4-7-computational_graph.tex at master · yoninazarathy/MathematicalEngineeringDeepLearning · GitHub

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\documentclass[border=0.2cm]{standalone}

\usepackage{tikz}
\usetikzlibrary{shapes.geometric, shapes.misc}
\usetikzlibrary{cd, fit, calc}
\usetikzlibrary{positioning}
\usetikzlibrary{decorations.markings}
\usepackage{medl_colors}

\begin{document}
\begin{tikzpicture}

%Nodes
\matrix[row sep=2cm,column sep=1.8cm] {
    \node [align=center] (node11) {$\theta_1$}; &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node12) {$\times$};
    &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node13) {sin}; &
    \\
    \node [align=center] (node21) {$\theta_2$}; &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node22) {+}; &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node23) {exp}; &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node24) {+}; &
    \node [align=center] (node25) {$C(\theta)$}; &
    \\
    \node [align=center] (node31) {$\theta_3$}; &
    \node [blueshape, circle, align=center, minimum size=1.2cm] (node32) {$\times$}; &
    \node [] (node33) { }; &
    \\
    &
    \node [] (node42) {$-2$}; &
    \\
    };

%Lables for nodes
\node[above of=node12, align=center, node distance=8mm] {\scriptsize 1};
\node[above of=node22, align=center, node distance=8mm] {\scriptsize 2};
\node[above of=node32, align=center, node distance=8mm] {\scriptsize 3};
\node[above of=node13, align=center, node distance=8mm] {\scriptsize 4};
\node[above of=node23, align=center, node distance=8mm] {\scriptsize 5};
\node[above of=node24, align=center, node distance=8mm] {\scriptsize 6};

%Arrows
\draw [-Triangle, thickline] (node11) -- (node12);
\draw [-Triangle, thickline] (node12) -- (node13) node[pos=.2, above] {$a_1$};
\draw [-Triangle, thickline] (node13) -- (node24) node[pos=.2, above] {$a_4$};

\draw [-Triangle, thickline] (node21) -- (node22);
\draw [-Triangle, thickline] (node21) -- (node12);
\draw [-Triangle, thickline] (node22) -- (node23) node[pos=.2, above] {$a_2$};
\draw [-Triangle, thickline] (node23) -- (node24) node[pos=.2, above] {$a_5$};
\draw [-Triangle, thickline] (node24) -- (node25) node[pos=.2, above] {$a_6$};

\draw [-Triangle, thickline] (node31) -- (node32);
\draw [-Triangle, thickline] (node31) -- (node22);
\draw (node32) -- (node33.center) node[pos=.2, above] {$a_3$};
\draw [-Triangle, thickline] (node33.center) -- (node24);

\draw [-Triangle, thickline] (node42) -- (node32);

\end{tikzpicture}
\end{document}