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Chapter16/Figures/figure-optimization-of-the-model-initialization-method.tex

+\begin{tabular}{c c}
+
+\begin{tikzpicture}
+\begin{scope}
+% ,minimum height =1em,minimum width=2em
+\tikzstyle{circle} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,minimum width=2em]
+\tikzstyle{word} = [inner sep=3.5pt]
+
+\node[circle](data) at (0,0) {数据};
+\node[circle](model) at ([xshift=5em]data.east) {模型};
+\node[word] (init) at ([xshift=-5em]data.west){初始化};
+
+\draw[->,very thick] (init.east) -- ([xshift=-0.2em]data.west);
+\draw [->,very thick] ([yshift=1pt]data.north) .. controls +(90:2em) and +(90:2em) .. ([yshift=1pt]model.north) node[above,midway] {参数优化};
+\draw [->,very thick] ([yshift=1pt]model.south) .. controls +(-90:2em) and +(-90:2em) .. ([yshift=1pt]data.south) node[below,midway] {数据优化};
+
+\node[word] at ([yshift=-5em]data.south){（a）思路1};
+
+\end{scope}
+\end{tikzpicture}
+&
+\begin{tikzpicture}
+\begin{scope}
+% ,minimum height =1em,minimum width=2em
+\tikzstyle{circle} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,minimum width=2em]
+\tikzstyle{word} = [inner sep=3.5pt]
+
+\node[circle](data) at (0,0) {数据};
+\node[circle](model) at ([xshift=5em]data.east) {模型};
+\node[word] (init) at ([xshift=5em]model.east){初始化};
+
+\draw[->,very thick] (init.west) -- ([xshift=0.2em]model.east);
+\draw [->,very thick] ([yshift=1pt]data.north) .. controls +(90:2em) and +(90:2em) .. ([yshift=1pt]model.north) node[above,midway] {参数优化};
+\draw [->,very thick] ([yshift=1pt]model.south) .. controls +(-90:2em) and +(-90:2em) .. ([yshift=1pt]data.south) node[below,midway] {数据优化};
+
+\node[word] at ([yshift=-5em]model.south){（b）思路2};
+
+\end{scope}
+\end{tikzpicture}
+
+\end{tabular}
\ No newline at end of file

Chapter16/Figures/figure-unmt-process.tex

+
+\begin{tikzpicture}
+\begin{scope}
+% ,minimum height =1em,minimum width=2em
+\tikzstyle{circle} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,minimum width=2em,align=center]
+\tikzstyle{word} = [inner sep=3.5pt]
+
+\node[circle](center) at (0,0) {
+\begin{tabular}{c | c}
+$s\rightarrow t$ & $t\rightarrow s$ \\
+模型 & 模型
+\end{tabular}
+};
+\node[circle] (left) at ([xshift=-9em]center.west) {$s\rightarrow t$ \\ 数据};
+\node[circle] (right) at ([xshift=9em]center.east) {$t\rightarrow s$ \\ 数据};
+
+\node[word] (init) at ([yshift=6em]center.north){初始化};
+
+\node[circle] (down) at ([yshift=-8em]center.south) {$s,t$ \\ 数据};
+
+\draw[->,very thick] (init.south) -- ([yshift=0.2em]center.north);
+\draw[->,very thick] ([yshift=0.2em]down.north) -- ([yshift=-0.2em]center.south) node[pos=.44,midway,align=center] {语言模型\\目标函数\\（模型优化）};
+
+\draw[->,very thick] ([yshift=1pt]left.north) .. controls +(90:2em) and +(90:2em) .. ([yshift=1pt,xshift=-2.2em]center.north) node[above,midway,align=center] {正常MT目标函数\\（模型优化）};
+\draw[->,very thick] ([yshift=1pt,xshift=-1.8em]center.north) .. controls +(90:2em) and +(90:2em) .. ([yshift=1pt]right.north) node[above,pos=0.6,align=center] {回译\\（数据优化）};
+
+\draw [->,very thick] ([yshift=1pt]right.south) .. controls +(-90:2em) and +(-90:2em) .. ([yshift=1pt,xshift=2.2em]center.south) node[below,midway,align=center] {正常MT目标函数\\（模型优化）};
+\draw [->,very thick] ([yshift=1pt,xshift=1.8em]center.south) .. controls +(-90:2em) and +(-90:2em) .. ([yshift=1pt]left.south) node[below,pos=0.6,align=center] {回译\\（数据优化）};
+
+
+%\draw[->,very thick] (init.east) -- ([xshift=-0.2em]data.west);
+%\draw [->,very thick] ([yshift=1pt]data.north) .. controls +(90:2em) and +(90:2em) .. ([yshift=1pt]model.north) node[above,midway] {参数优化};
+%\draw [->,very thick] ([yshift=1pt]model.south) .. controls +(-90:2em) and +(-90:2em) .. ([yshift=1pt]data.south) node[below,midway] {数据优化};
+
+%\node[word] at ([yshift=-5em]data.south){（a）思路1};
+
+\end{scope}
+\end{tikzpicture}