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Chapter18/Figures/figure-comparison-of-incremental-model-optimization-methods.tex

@@ -7,19 +7,29 @@
 % ,minimum height =1em,minimum width=2em
 \tikzstyle{model} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,fill=blue!20,minimum width=4em,minimum height=1.5em,font=\footnotesize]
 \tikzstyle{data} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,fill=green!20,minimum width=4em,minimum height=1.5em,font=\footnotesize]
+\tikzstyle{data2} = [draw,black,very thick,inner sep=3.5pt,rounded corners=4pt,minimum width=2em,minimum height=1.5em,font=\footnotesize]
+
 \tikzstyle{word} = [inner sep=3.5pt,font=\footnotesize]
 
-\node[data] (old) at (0,0) {旧数据};
-\node[data] (new) at ([xshift=3em]old.east) {新数据};
+\node[data2,fill=green!60] (old) at (0,0) {};
+\node[data2,fill=green!20] (old2) at ([xshift=0.9em]old.east) {};
+\node[word] at (0.1,0.5) {旧数据};
+
+\node[data] (new) at ([xshift=3em]old2.east) {新数据};
 \node[data] (all) at ([xshift=2.55em,yshift=-4em]old.south) {最终数据};
 \node[model] (final_model) at ([xshift=0em,yshift=-4em]all.south) {最终模型};
 
-\draw [->,thick] ([yshift=-0.2em]old.south) .. controls +(south:2.5em) and +(north:2.5em) .. ([xshift=-0.2em,yshift=0.2em]all.north);
+\draw [->,thick] ([yshift=-0.2em]old2.south) .. controls +(south:2.5em) and +(north:2.5em) .. ([xshift=-0.2em,yshift=0.2em]all.north);
 \draw [->,thick] ([yshift=-0.2em]new.south) .. controls +(south:2.5em) and +(north:2.5em) .. ([xshift=0.2em,yshift=0.2em]all.north);
 \draw [->,thick] ([yshift=-0.2em]all.south) -- ([yshift=0.2em]final_model.north)node[pos=0.5,right,align=center,font=\footnotesize] {训练};
 
 \node[word] at ([yshift=-2em]final_model.south){（a）数据混合};
 
+\begin{pgfonlayer}{background}
+\node [rectangle,inner sep=0.5em,rounded corners=1pt,minimum width=4.5em,minimum height=3.2em,draw=red!50,dotted,very thick] at (0.37,0.15) {};
+
+\end{pgfonlayer}
+
 \end{scope}
 \end{tikzpicture}
 &