explain chaikin(3)
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@ -48,17 +48,18 @@ db/.chaikin_$(1)_$(2)_%: db/.faux_$(1)_$(2)_% chaikin.sql
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$(1)_$(2)_%.pdf: layer2img.py db/.faux_$(1)_$(2)_%
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./layer2img.py --group2-table=$(1)_$(2)_$$* --size=$(3) --outfile $$@
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endef
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define algo2overlay
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overlaid_$(1)_$(2)_%.pdf: layer2img.py db/.faux_$(1)_$(2)_%
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./layer2img.py $(3) --group1-table=$(1) --group2-table=$(1)_$(2)_$$* \
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--outfile $$@
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chaikin_overlaid_$(1)_$(2)_$(3)_%.pdf: layer2img.py db/.chaikin_$(1)_$(2)_%
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overlaid_chaikin_$(1)_$(2)_%.pdf: layer2img.py db/.chaikin_$(1)_$(2)_%
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./layer2img.py $(3) \
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--group1-table=$(1) \
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--group2-table=$(1)_$(2)_$$* \
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--group3-table=chaikin_$(1)_$(2)_$$* \
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--group2-table=chaikin_$(1)_$(2)_$$* \
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--outfile $$@
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endef
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define gpkg2pdf
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$(1): $(2) ./layer2img.py
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./layer2img.py $(3) --group1-infile=$$< --outfile $(1)
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@ -287,24 +287,24 @@ table~\ref{tab:comparison-crossing} on page~\pageref{tab:comparison-crossing}.
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\end{figure}
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As the reader may observe, the output lines, especially with higher tolerances,
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are jaggy. Higher-tolerance jaggy outputs from {\VW} and {\DP}, passed through Chaikin,
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are displayed in table~\ref{tab:chaikin-crossing} on
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page~\page{tab:chaikin-crossing}.
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are jaggy. Higher-tolerance jaggy outputs from {\VW} and {\DP}, passed through
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Chaikin with 3 iterations, are displayed in table~\ref{tab:chaikin-crossing} on
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page~\pageref{tab:chaikin-crossing}.
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\begin{figure}[h]
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\renewcommand{\tabularxcolumn}[1]{>{\center\small}m{#1}}
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\begin{tabularx}{\textwidth}{ p{2.1cm} | X | X | }
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Tolerance DP/VW &
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Douglas \& Peucker &
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Visvalingam-Whyatt \tabularnewline \hline
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Douglas \& Peucker + Chaikin(3) &
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Visvalingam-Whyatt + Chaikin(3) \tabularnewline \hline
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128/16384 &
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\includegraphics[width=\linewidth]{chaikin_overlaid_zeimena_douglas_128} &
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\includegraphics[width=\linewidth]{chaikin_overlaid_zeimena_visvalingam_128} \tabularnewline \hline
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\includegraphics[width=\linewidth]{overlaid_chaikin_zeimena_douglas_128} &
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\includegraphics[width=\linewidth]{overlaid_chaikin_zeimena_visvalingam_128} \tabularnewline \hline
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256/65536 &
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\includegraphics[width=\linewidth]{chaikin_overlaid_zeimena_douglas_256} &
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\includegraphics[width=\linewidth]{chaikin_overlaid_zeimena_visvalingam_256} \tabularnewline \hline
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\includegraphics[width=\linewidth]{overlaid_chaikin_zeimena_douglas_256} &
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\includegraphics[width=\linewidth]{overlaid_chaikin_zeimena_visvalingam_256} \tabularnewline \hline
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\end{tabularx}
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\caption{Chaikin-smoothened {\DP} and {\VW} on river crossing area}
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