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fiture sigmoid added

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Daniel Rosel
2026-04-09 16:32:47 +02:00
parent d5d8ea5870
commit e694d38bce
1 changed files with 38 additions and 0 deletions
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38
paper/src/chapters/figures/sigmoid_softmax_gap.tex Normal file
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\begin{tikzpicture}
\begin{axis}[
width=8.8cm,
height=5.2cm,
xmin=-4.6,
xmax=4.6,
ymin=-0.02,
ymax=1.06,
axis lines=left,
xlabel={$\Delta_H - \Delta_A$},
xlabel style={yshift=-1.5pt},
ylabel={$f(\tau')$},
xtick={-4,-2,0,2,4},
ytick={0,0.5,1},
tick label style={font=\small},
label style={font=\small},
line width=0.6pt,
clip=false,
enlarge x limits=false,
]
\addplot[
thick,
domain=-4.6:4.6,
samples=201,
smooth,
] {1/(1+exp(-x))};
\draw[dashed, line width=0.45pt, black!38]
(axis cs:-2.15,0) -- (axis cs:-2.15,{1/(1+exp(2.15))});
\draw[dashed, line width=0.45pt, black!38]
(axis cs:2.15,0) -- (axis cs:2.15,{1/(1+exp(-2.15))});
\addplot[only marks, mark=*, mark size=2.2pt, forget plot, draw=black!55, fill=black!55]
coordinates {(-2.15, {1/(1+exp(2.15))})};
\addplot[only marks, mark=*, mark size=2.2pt, forget plot, draw=black, fill=black]
coordinates {(2.15, {1/(1+exp(-2.15))})};
\node[font=\footnotesize, anchor=south, inner sep=11pt] at (axis cs:-2.15,{1/(1+exp(2.15))}) {$\Delta_H<\Delta_A$};
\node[font=\footnotesize, anchor=south, inner sep=6pt] at (axis cs:2.15,{1/(1+exp(-2.15))}) {$\Delta_H>\Delta_A$};
\end{axis}
\end{tikzpicture}