Put this back on main server

This commit is contained in:
Robin Clark 2010-08-20 12:24:39 +01:00
parent 18d70abd74
commit 207487ebd9
3 changed files with 82 additions and 24 deletions

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@ -44,14 +44,53 @@ The interest here though, is to define relationships between the contours, that
processing and parsing of the diagram without resorting to extra area operations in the concerete plane.
\section{Defining `pure intersection' and `enclosure'}
\begin{figure}[h]
\centering
\includegraphics[width=200pt,keepaspectratio=true]{./eulerg/eulerg1.jpg}
% eulerg1.jpg: 513x215 pixel, 72dpi, 18.10x7.58 cm, bb=0 0 513 215
%\begin{figure}[htp]
% \begin{center}
% \subfigure[Original image]{\label{fig:edge-a}\includegraphics[scale=0.75]{toucan.eps}}
% \subfigure[After Laplace edge detection]{\label{fig:edge-b}\includegraphics[scale=0.75]{laplace_toucan.eps}} \\
% \subfigure[After Sobel edge detection]{\label{fig:edge-c}\includegraphics[scale=0.75]{sobel_toucan.eps}}
% \end{center}
% \caption{Various edge detection algorithms}
% \label{fig:edge}
%\end{figure}
%
%\begin{figure}[h]
% \centering
% \includegraphics[width=200pt,keepaspectratio=true]{./eulerg/eulerg1.jpg}
% % eulerg1.jpg: 513x215 pixel, 72dpi, 18.10x7.58 cm, bb=0 0 513 215
% \caption{An Euler Diagram showing enclosure and Pure Intersection}
% \label{fig:eulerg1}
%\end{figure}
%
%
%
\begin{figure}[ht]
\centering
\subfigure[Euler Diagram]{
\includegraphics[width=200pt,keepaspectratio=true]{./eulerg/eulerg1.jpg}
\label{fig:subfig1}
}
\subfigure[Graph Representation]{
\includegraphics[width=50pt,keepaspectratio=true]{./eulerg/eulerg_g.jpg}
\label{fig:subfig2}
}
% \subfigure[Subfigure 3 caption]{
% \includegraphics[width=100pt,keepaspectratio=true]{./eulerg/eulerg1.jpg}
% \label{fig:subfig3}
% }
\caption{An Euler Diagram showing enclosure and Pure Intersection}
\label{fig:eulerg1}
\end{figure}
The set theory term `intersection' can apply to both the curves overlapping and to the sub-set case.
Intersection in a concrete diagram can mean two curves bisecting.
For instance in diagram \ref{fig:eulerg1} the set theoretic intersection between
@ -95,8 +134,18 @@ then B encloses C, see figure \ref{fig:eulerg_enc}.
\begin{figure}[h]
\centering
\subfigure[Euler Diagram]{
\includegraphics[width=200pt,keepaspectratio=true]{./eulerg/eulerg_enc.jpg}
% eulerg_enc.jpg: 315x269 pixel, 72dpi, 11.11x9.49 cm, bb=0 0 315 269
\label{eulerenc}
}
\subfigure[Graph Representation]{
\includegraphics[width=100pt,bb=0 0 240 43,keepaspectratio=true]{./eulerg/eulerg_enc_g.jpg}
% eulerg_enc_g.jpg: 240x43 pixel, 72dpi, 8.47x1.52 cm, bb=0 0 240 43
\label{graphenc}
}
\caption{Enclosure, a transitive relationship}
\label{fig:eulerg_enc}
\end{figure}
@ -127,26 +176,6 @@ and {\em enclosure} is transitive and {\pic} is not, we can represent
an {\em enclosure} relationship as a directed vertice and
{\pic} as non-directed.
The diagram in figure \ref{fig:eulerg1} can now be represented as a graph thus:
\begin{figure}[h]
\centering
\includegraphics[width=50pt,bb=0 0 128 108,keepaspectratio=true]{./eulerg/eulerg_g.jpg}
% eulerg_g.jpg: 128x108 pixel, 72dpi, 4.52x3.81 cm, bb=0 0 128 108
\caption{Graph Representaion of figure \ref{fig:eulerg1}}
\label{fig:eulerg1_g}
\end{figure}
The diagram in figure \ref{fig:eulerg_enc} can now be represented as a graph thus:
\begin{figure}[h]
\centering
\includegraphics[width=100pt,bb=0 0 240 43,keepaspectratio=true]{./eulerg/eulerg_enc_g.jpg}
% eulerg_enc_g.jpg: 240x43 pixel, 72dpi, 8.47x1.52 cm, bb=0 0 240 43
\caption{Graph representation of figure \ref{fig:eulerg_enc}}
\label{fig:eulerg_enc_g}
\end{figure}
\pagebreak[0]
\section{The {\pic}}
In graph theory a node is said to be reachable from another node
@ -218,6 +247,33 @@ Knowing this can save on unecessary area operations on the concrete diagram.
% \label{fig:eulerg_pic1}
% \end{figure}
\begin{figure}%
\centering
\parbox{1.2in}{%
\begin{figure}[h]
\centering
\includegraphics[width=100pt,bb=0 0 330 158,keepaspectratio=true]{./eulerg/eulerg_pic_g.jpg}
% eulerg_pic_g.jpg: 330x158 pixel, 72dpi, 11.64x5.57 cm, bb=0 0 330 158
\caption{The Pure Intersection Chain PIC1 as a graph}
\label{fig:eulerg_pic_g}
\end{figure}
\caption{First.}%
\label{fig:2figsA}}%
\qquad
\begin{minipage}{1.2in}%
\begin{figure}[h]
\centering
\includegraphics[width=100pt,bb=0 0 330 158,keepaspectratio=true]{./eulerg/eulerg_pic_g.jpg}
% eulerg_pic_g.jpg: 330x158 pixel, 72dpi, 11.64x5.57 cm, bb=0 0 330 158
\caption{The Pure Intersection Chain PIC1 as a graph}
\label{fig:eulerg_pic_g}
\end{figure}
\caption{Second.}%
\label{fig:2figsB}%
\end{minipage}%
\end{figure}%
\begin{figure}[h]
\centering

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@ -3,6 +3,7 @@
\usepackage{graphicx}
\usepackage{fancyhdr}
\usepackage{tikz}
\usepackage{subfigure}
\usepackage{amsfonts,amsmath,amsthm}
\usepackage{algorithm}
\usepackage{algorithmic}

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@ -3,6 +3,7 @@
\usepackage{graphicx}
\usepackage{fancyhdr}
\usepackage{tikz}
\usepackage{subfigure}
\usepackage{amsfonts,amsmath,amsthm}
\usepackage{algorithm}
\usepackage{algorithmic}