Add TODOs; Add magnified plot to other figure

src/thesis/chapters/4_decoding_under_dems.tex

@@ -1657,6 +1657,32 @@ In the context of \ac{qec}, however, the relevant figure of merit is
 not total compute but decoding latency, and in terms of latency the
 sliding-window approach is still at an advantage.
 
+% [Thread] Exploration of the effect of the step size
+
+% TODO: Write
+
+% [Experimental parameters] Figure 4.10
+
+% tex-fmt: off
+\red{\textbf{overall:}[warm, cold $F\in\{1,2,3\}$][$W=5$]}
+\red{\textbf{a)}[$p \in \{\ldots\}$][$n_\text{iter} = 200$]}
+\red{\textbf{b)}[$p = 0.0025$][$n_\text{iter}\in\{...\}$]}
+
+% [Description] Figure 4.10
+
+\red{\textbf{a)}[lower F -> better performance, lower p -> larger
+gain of warm vs soft, \textbf{TODO}: find more]}
+\red{\textbf{b)}[lower F -> better performance, lower $n_\text{iter}$
+-> larger gain of warm vs soft, no real saturation, \textbf{TODO}: find more]}
+% tex-fmt: on
+
+% [Interpretation] Figure 4.10
+
+\red{[lower $n_\text{iter}$ -> larger gain is same behavior as seen
+in plot before]}
+\red{[lower F -> better performance makes sense for the same reason
+larger W -> better performance: greater overlap]}
+
 % At some later point
 \content{When looking at max iterations: Callback to diminishing
     returns with growing window size: More iterations more beneficial
@@ -1735,41 +1761,14 @@ than larger window (+1 for warm-start)}
     \hfill%
     \begin{subfigure}{0.48\textwidth}
         \centering
-        \hspace*{-3mm}
+        \hspace*{-27mm}
         \begin{tikzpicture}
-            \begin{axis}[
+            \def\spyxmin{32}
-                    width=8cm,
+            \def\spyxmax{512}
-                    height=6cm,
+            \def\spyymin{5e-3}
-                    ymode=log,
+            \def\spyymax{5e-2}
-                    % xmode=log,
-                    legend style={
-                        cells={anchor=west},
-                        cells={align=left},
-                    },
-                    enlargelimits=false,
-                    ymin=1e-3, ymax=1e-1,
-                    grid=both,
-                    legend pos = north east,
-                    xtick={32,512,1024,2048,4096},
-                    % xtick={0.001,0.0015,...,0.004},
-                    xticklabels =
-                    {$32$, $512$,$1{,}024$,,$2{,}048$,,$3{,}072$,,$4{,}096$},
-                    xtick={32, 512, 1024, 1536, 2048, 2560, 3072, 3584, 4096},
-                    xticklabel style={/pgf/number format/fixed},
-                    xticklabel style={/pgf/number format/precision=4},
-                    x tick label style={rotate=45, anchor=north east,
-                    inner sep=1mm},
-                    scaled x ticks=false,
-                    xlabel={Number of BP iterations},
-                    % yticklabels={\empty},
-                    % ylabel={Per-round-LER},
-                    extra description/.code={
-                        \node[rotate=90, anchor=south]
-                        at ([xshift=10mm]current axis.east)
-                        {Warm s. (---), Cold s. (- - -)};
-                    },
-                ]
 
+            \newcommand{\plotcurvesb}{%
                 \foreach \F/\col/\mark in
                 {3/KITred/triangle,2/KITblue/diamond,1/KITorange/square} {
                     \edef\temp{\noexpand
@@ -1783,12 +1782,11 @@ than larger window (+1 for warm-start)}
                     }
                     \temp
                 }
-
                 \foreach \F/\col/\mark in
                 {3/KITred/triangle*,2/KITblue/diamond*,1/KITorange/square*} {
                     \edef\temp{\noexpand
                         \addplot+[mark=\mark, solid, mark
-                        options={fill=\col}, \col]
+                        options={fill=\col}, \col, forget plot]
                         table[
                             col sep=comma, x=max_iter,
                             y=LER_per_round,
@@ -1796,10 +1794,72 @@ than larger window (+1 for warm-start)}
                         {res/sim/max_iter/WindowingSyndromeMinSumDecoder/p_0.0025/pass_soft_info_True/F_\F/W_5/LERs.csv};
                     }
                     \temp
-
-                    \addlegendentryexpanded{$F = \F$}
                 }
+            }
+
+            \begin{axis}[
+                    name=main,
+                    width=8cm,
+                    height=6cm,
+                    ymode=log,
+                    legend style={
+                        cells={anchor=west},
+                        cells={align=left},
+                    },
+                    enlargelimits=false,
+                    ymin=1e-3, ymax=1e-1,
+                    grid=both,
+                    legend pos = north east,
+                    xtick={32, 512, 1024, 1536, 2048, 2560, 3072, 3584, 4096},
+                    xticklabels =
+                    {$32$, $512$,$1{,}024$,,$2{,}048$,,$3{,}072$,,$4{,}096$},
+                    xticklabel style={/pgf/number format/fixed},
+                    xticklabel style={/pgf/number format/precision=4},
+                    x tick label style={rotate=45, anchor=north east,
+                    inner sep=1mm},
+                    scaled x ticks=false,
+                    xlabel={Number of BP iterations},
+                    extra description/.code={
+                        \node[rotate=90, anchor=south]
+                        at ([xshift=10mm]current axis.east)
+                        {Warm s. (---), Cold s. (- - -)};
+                    },
+                ]
+
+                \plotcurvesb
+
+                \addlegendimage{KITorange, mark=square*}
+                \addlegendentry{$F = 1$}
+                \addlegendimage{KITblue, mark=diamond*}
+                \addlegendentry{$F = 2$}
+                \addlegendimage{KITred, mark=triangle*}
+                \addlegendentry{$F = 3$}
+
+                \node[draw=black, fit={(axis cs:\spyxmin,\spyymin) (axis
+                cs:\spyxmax,\spyymax)}, inner sep=0pt, name=spybox] {};
             \end{axis}
+
+            \begin{axis}[
+                    name=inset,
+                    at={(main.north west)},
+                    anchor=south,
+                    xshift=-6mm, yshift=6mm,
+                    width=6.5cm, height=4.875cm,
+                    ymode=log,
+                    enlargelimits=false,
+                    xmin=\spyxmin, xmax=\spyxmax,
+                    ymin=\spyymin, ymax=\spyymax,
+                    xtick={32,128,256,512},
+                    yticklabels={\empty},
+                    xticklabels={\empty},
+                    grid=both,
+                    axis background/.style={fill=white},
+                ]
+
+                \plotcurvesb
+            \end{axis}
+
+            \draw (spybox.north east) -- (inset.south east);
         \end{tikzpicture}
         \vspace{-3.2mm}